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Nodes: 29221,
Authors: 40665,
Journals: 1485,
Outer References: 554040,
Words: 41910
Collection span: 1946 - 2005
View: Overview. Sorted by LCR.
Page 82 of 293: 1 11 21 31 41 51 61 71 [ 81 82 83 84 85 86 87 88 89 90 ] 91 | 101 201
| # | LCR | NCR | Node / Date / Journal / Author | LCS | GCS |
|---|---|---|---|---|---|
| 8101 | 6 | 14 | 23043 1989 INDIAN JOURNAL OF CHEMISTRY SECTION B-ORGANIC CHEMISTRY INCLUDING MEDICINAL CHEMISTRY 28 (12): 1048-1050 GANDHI RP; SINGH M; SHARMA TD DIFFERENTIAL MASS-SPECTRAL BEHAVIOR OF STEREOISOMERIC STEROIDAL AZIRIDINYL KETONES | 0 | 0 |
| 8102 | 6 | 13 | 23044 1989 INDIAN JOURNAL OF CHEMISTRY SECTION B-ORGANIC CHEMISTRY INCLUDING MEDICINAL CHEMISTRY 28 (12): 1082-1084 MADHUSUDANAN KP; JAIN R; DURANI S; KAPIL RS REDUCTION REACTION IN TRIARYLPROPENONES UNDER CHEMICAL IONIZATION CONDITIONS | 0 | 2 |
| 8103 | 6 | 69 | 23052 1989 INTERNATIONAL JOURNAL OF MASS SPECTROMETRY AND ION PROCESSES 88 (2-3): 113-132 HAND OW; COOKS RG ORGANIC-REACTIONS AT INTERFACES - CHARGE MINIMIZATION IN DESORPTION IONIZATION OF ZWITTERIONIC COMPOUNDS | 2 | 6 |
| 8104 | 6 | 25 | 23057 1989 INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY 36 (3): 417-425 MARCONI G QUANTUM-MECHANICAL CALCULATIONS ON VIBRONIC ACTIVITY IN THE MCD SPECTRA OF CARBONYL-COMPOUNDS | 0 | 2 |
| 8105 | 6 | 48 | 23104 1989 JOURNAL OF MOLECULAR STRUCTURE 214: 149-158 ANZENBACHER P; DAWSON JH; KITAGAWA T TOWARDS A UNIFIED CONCEPT OF OXYGEN ACTIVATION BY HEME ENZYMES - THE ROLE OF THE PROXIMAL LIGAND | 1 | 14 |
| 8106 | 6 | 25 | 23136 1989 JOURNAL OF ORGANIC CHEMISTRY 54 (7): 1536-1538 KATO M; KAMAT VP; TOOYAMA Y; YOSHIKOSHI A ELECTROPHILE-INITIATED CYCLOBUTANE RING CLEAVAGE OF (+)-CIS-3-METHYLNOPINONE | 6 | 26 |
| 8107 | 6 | 41 | 23141 1989 JOURNAL OF ORGANIC CHEMISTRY 54 (8): 1795-1801 KRAWCZYK AR; JONES JB ENZYMES IN ORGANIC-SYNTHESIS .46. REGIOSPECIFIC AND STEREOSELECTIVE HORSE LIVER ALCOHOL-DEHYDROGENASE CATALYZED REDUCTIONS OF CIS-BICYCLO[4.3.0]NONANONE AND TRANS-BICYCLO[4.3.0]NONANONE | 0 | 15 |
| 8108 | 6 | 36 | 23144 1989 JOURNAL OF ORGANIC CHEMISTRY 54 (12): 2958-2964 BISSERET P; ROHMER M BACTERIAL STEROL SURROGATES - DETERMINATION OF THE ABSOLUTE-CONFIGURATION OF BACTERIOHOPANETETROL SIDE-CHAIN BY HEMISYNTHESIS OF ITS DIASTEREOISOMERS | 9 | 27 |
| 8109 | 6 | 50 | 23145 1989 JOURNAL OF ORGANIC CHEMISTRY 54 (13): 3174-3176 POSTIGO JA; ERRABALSELLS R PHOTOCHEMICAL-REACTION OF (-)-QUEBRACHAMINE - UNUSUAL PHOTOFORMATION OF AN IBOGAMINE-LIKE RING-SYSTEM | 2 | 6 |
| 8110 | 6 | 90 | 23181 1989 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 111 (14): 5429-5441 RUMPEL H; LIMBACH HH NMR-STUDY OF KINETIC HH/HD/DD ISOTOPE, SOLVENT, AND SOLID-STATE EFFECTS ON THE DOUBLE PROTON-TRANSFER IN AZOPHENINE | 14 | 47 |
| # | LCR | NCR | Node / Date / Journal / Author | LCS | GCS |
| 8111 | 6 | 12 | 23193 1989 JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS I 85: 3403-3411 EGSGAARD H; CARLSEN L PROTONATED CARBONIC-ACID | 2 | 8 |
| 8112 | 6 | 17 | 23205 1989 KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII (11): 1505-1513 STASHENKO EE; ZAKHAROV PI; MOBIO IG; SOLDATENKOV AT; KUZNETSOV VV; et al. COMPARATIVE INVESTIGATION OF MASS-SPECTRAL PROPERTIES OF 2,6-DIARYL-4- [OXO,HYDROXYLIMINO,AMINO]PIPERIDINE | 0 | 0 |
| 8113 | 6 | 33 | 23223 1989 LIPIDS 24 (1): 79-83 YU QT; LIU BN; ZHANG JY; HUANG ZH CHEMICAL MODIFICATION IN MASS-SPECTROMETRY .8. LOCATION OF DOUBLE-BONDS IN FATTY-ACIDS OF FISH OIL AND RAT TESTIS LIPIDS - GAS CHROMATOGRAPHY-MASS SPECTROMETRY OF THE OXAZOLINE DERIVATIVES | 4 | 39 |
| 8114 | 6 | 62 | 23239 1989 MASS SPECTROMETRY REVIEWS 8 (3): 127-145 CAIRNS T; SIEGMUND EG; STAMP JJ EVOLVING CRITERIA FOR CONFIRMATION OF TRACE LEVEL RESIDUES IN FOOD AND DRUGS BY MASS-SPECTROMETRY .2. | 3 | 9 |
| 8115 | 6 | 304 | 23252 1989 NATURAL PRODUCT REPORTS 6 (2): 171-203 LEEPER FJ THE BIOSYNTHESIS OF PORPHYRINS, CHLOROPHYLLS, AND VITAMIN-B12 | 0 | 81 |
| 8116 | 6 | 17 | 23326 1989 PHYTOCHEMISTRY 28 (5): 1471-1477 ANJANEYULU V; RAVI K; PRASAD KH; CONNOLLY JD TRITERPENOIDS FROM MANGIFERA-INDICA | 5 | 12 |
| 8117 | 6 | 201 | 23368 1989 RESEARCH ON CHEMICAL INTERMEDIATES 11 (2): 157-224 HO TL CONTRAPOLARIZATION, A NEW CONCEPT IN ORGANIC-REACTIVITY | 0 | 1 |
| 8118 | 6 | 13 | 23377 1989 SPECTROSCOPY LETTERS 22 (10): 1291-1299 VILA AJ; GONZALEZSIERRA M HYDROXYL SUBSTITUENT EFFECTS ON C-13 NMR-SPECTRA OF 4A-METHYL OCTAHYDROPHENANTHRENES | 0 | 0 |
| 8119 | 6 | 16 | 23385 1989 TEORETICHESKAYA I EKSPERIMENTALNAYA KHIMIYA 25 (3): 295-305 ZENKEVICH EA; SHULGA AM; CHERNOOK AV; FILATOV IV; GURINOVICH GP EFFECTS OF NH-TAUTOMERISM AND ISOCYCLIC SUBSTITUTION IN ALKYLPORPHYRINS AND THEIR CHEMICAL DIMERS | 0 | 0 |
| 8120 | 6 | 28 | 23386 1989 TERATOLOGY 40 (5): 423-432 KEELER RF; PANTER KE PIPERIDINE ALKALOID COMPOSITION AND RELATION TO CROOKED CALF DISEASE-INDUCING POTENTIAL OF LUPINUS-FORMOSUS | 3 | 18 |
| # | LCR | NCR | Node / Date / Journal / Author | LCS | GCS |
| 8121 | 6 | 88 | 23387 1989 TETRAHEDRON 45 (1): 107-124 PAQUETTE LA; OPLINGER JA LIMITATIONS IN THE APPLICATION OF ANIONIC OXY-COPE SIGMATROPY TO ELABORATION OF THE FORSKOLIN NUCLEUS | 2 | 66 |
| 8122 | 6 | 57 | 23395 1989 TETRAHEDRON 45 (12): 3741-3754 BARTON DHR; WOZNIAK J; ZARD SZ A SHORT AND EFFICIENT DEGRADATION OF THE BILE-ACID SIDE-CHAIN - SOME NOVEL REACTIONS OF SULFINES AND ALPHA-KETOESTERS | 1 | 10 |
| 8123 | 6 | 37 | 23400 1989 TETRAHEDRON 45 (16): 5081-5100 ROSCHESTER J; SANDSTROM J CONFORMATIONAL-ANALYSIS OF N-(1-METHOXYCARBONYLETHYL)-DELTA-4-THIAZOLINE-2-THIONES BY TEMPERATURE-DEPENDENT CIRCULAR-DICHROISM AND NMR-SPECTROSCOPY AND BY MOLECULAR MECHANICS CALCULATIONS | 1 | 4 |
| 8124 | 6 | 12 | 23411 1989 TETRAHEDRON LETTERS 30 (25): 3331-3332 UCHIO Y; NAKATANI M; HASE T; KODAMA M; USUI S; et al. A NEW EUNICELLIN-BASED DITERPENE FROM AN OKINAWAN SOFT CORAL, CLADIELLA SP | 13 | 20 |
| 8125 | 6 | 18 | 23412 1989 TETRAHEDRON LETTERS 30 (26): 3429-3432 DUFOUR M; GRAMAIN JC; HUSSON HP; SINIBALDI ME; TROIN Y TOTAL SYNTHESIS OF (+/-) ASPIDOFRACTININE | 2 | 15 |
| 8126 | 6 | 17 | 23419 1989 TETRAHEDRON LETTERS 30 (47): 6537-6540 KIM HD; KAWASAKI H; NAKAJIMA M; KOGA K KINETIC RESOLUTION OF RACEMIC 2-SUBSTITUTED CYCLOHEXANONES BY ENANTIOSELECTIVE DEPROTONATION | 1 | 34 |
| 8127 | 6 | 19 | 23449 1990 ANALYTICA CHIMICA ACTA 233 (2): 213-222 FURST A; PRETSCH E; ROBIEN W COMPREHENSIVE PARAMETER SET FOR THE PREDICTION OF THE C-13-NMR CHEMICAL-SHIFTS OF SP3-HYBRIDIZED CARBON-ATOMS IN ORGANIC-COMPOUNDS | 9 | 25 |
| 8128 | 6 | 33 | 23457 1990 ANALYTICAL CHEMISTRY 62 (14): 1362-1367 ECKENRODE BA; WATSON JT; ENKE CG; HOLLAND JF COMPLETE MASS-SPECTROMETRY MASS-SPECTROMETRY DATA FIELD ACQUISITION ON THE CHROMATOGRAPHIC TIME SCALE BY TIME-RESOLVED ION MOMENTUM SPECTROMETRY WITH TIME-ARRAY DETECTION | 0 | 2 |
| 8129 | 6 | 22 | 23463 1990 BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS 173 (1): 60-66 GINER JL; DJERASSI C INHIBITION AND SUBSTRATE-SPECIFICITY OF YEAST DELTA-22-DESATURASE | 4 | 4 |
| 8130 | 6 | 33 | 23471 1990 BIOMEDICAL AND ENVIRONMENTAL MASS SPECTROMETRY 19 (3): 143-150 KORHONEN IOO MASS-SPECTRA OF HALOGENATED ESTERS .9. METHYL-ESTERS OF 2-BUTENOIC ACIDS CONTAINING CHLORINE AND OR BROMINE ATOM(S) | 0 | 2 |
| # | LCR | NCR | Node / Date / Journal / Author | LCS | GCS |
| 8131 | 6 | 20 | 23478 1990 BOTANICA MARINA 33 (3): 225-228 BILLARD C; DAUGUET JC; MAUME D; BERT M STEROLS AND CHEMOTAXONOMY OF MARINE CHRYSOPHYCEAE | 3 | 7 |
| 8132 | 6 | 27 | 23512 1990 CHEMISTRY LETTERS (1): 151-154 KATO M; VOGLER B; TOOYAMA Y; YOSHIKOSHI A A KEY INTERMEDIATE FOR THE CHIRAL SYNTHESIS OF ELEMANOIDS - SYNTHESIS OF (+)-BETA-ELEMENONE | 2 | 9 |
| 8133 | 6 | 11 | 23541 1990 GAZZETTA CHIMICA ITALIANA 120 (7): 449-451 BRUNO I; MINALE L; RICCIO R; LABARRE S; LAURENT D ISOLATION AND STRUCTURE OF NEW POLYHYDROXYLATED STEROLS FROM A DEEP-WATER STARFISH OF THE GENUS ROSASTER | 6 | 10 |
| 8134 | 6 | 46 | 23548 1990 HELVETICA CHIMICA ACTA 73 (8): 2287-2294 TROMM PC; HEIMGARTNER H A NEW 1,3-OXATHIOLANE SYNTHESIS - SPIROCYCLIC 1,3-OXATHIOLANES FROM THE LEWIS-ACID-CATALYZED REACTION OF 1,3-THIAZOLE-5(4H)-THIONES AND OXIRANES | 2 | 14 |
| 8135 | 6 | 19 | 23550 1990 HETEROCYCLES 31 (6): 1021-1034 LABAZIEWICZ H; KOHRMAN RE; HOWELL BA MASS-SPECTRAL FRAGMENTATION PATTERNS OF 3,6-DIHYDRO-1,2-OXAZINES | 0 | 0 |
| 8136 | 6 | 43 | 23573 1990 INTERNATIONAL JOURNAL OF MASS SPECTROMETRY AND ION PROCESSES 100: 521-544 SCHAFTENAAR G; POSTMA R; RUTTINK PJA; BURGERS PC; MCGIBBON GA; et al. THE GAS-PHASE CHEMISTRY OF THE METHYL CARBAMATE RADICAL CATION H2NCOOCH3+. - ISOMERIZATION INTO DISTONIC IONS, HYDROGEN-BRIDGED RADICAL CATIONS AND ION-DIPOLE COMPLEXES | 5 | 40 |
| 8137 | 6 | 14 | 23577 1990 IZVESTIYA SIBIRSKOGO OTDELENIYA AKADEMII NAUK SSSR SERIYA KHIMICHESKIKH NAUK (5): 73-79 LEBEDEV KS; OTMAKHOVA EA; GRITSENKO IV DETERMINATION OF MOLECULAR-STRUCTURE FRAGMENTS USING A H-1-NMR RETRIEVAL-SYSTEM | 1 | 3 |
| 8138 | 6 | 25 | 23593 1990 JOURNAL OF CHEMICAL INFORMATION AND COMPUTER SCIENCES 30 (3): 277-289 BANGOV IP COMPUTER-ASSISTED STRUCTURE GENERATION FROM A GROSS FORMULA .3. ALLEVIATION OF THE COMBINATORIAL PROBLEM | 17 | 23 |
| 8139 | 6 | 15 | 23614 1990 JOURNAL OF NATURAL PRODUCTS 53 (2): 333-339 SON KH; DO JC; KANG SS STEROIDAL SAPONINS FROM THE RHIZOMES OF POLYGONATUM-SIBIRICUM | 1 | 8 |
| 8140 | 6 | 65 | 23634 1990 JOURNAL OF ORGANIC CHEMISTRY 55 (3): 843-862 STILLE JR; SANTARSIERO BD; GRUBBS RH REARRANGEMENT OF BICYCLO[2.2.1]HEPTANE RING-SYSTEMS BY TITANOCENE ALKYLIDENE COMPLEXES TO BICYCLO[3.2.0]HEPTANE ENOL ETHERS - TOTAL SYNTHESIS OF (+/-)-DELTA-9(12)-CAPNELLENE | 3 | 50 |
| # | LCR | NCR | Node / Date / Journal / Author | LCS | GCS |
| 8141 | 6 | 31 | 23676 1990 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 112 (9): 3403-3408 SHUSTOV GV; VARLAMOV SV; RAUK A; KOSTYANOVSKY RG CHIROPTICAL PROPERTIES OF THE DIAZIRINE CHROMOPHORE | 1 | 15 |
| 8142 | 6 | 24 | 23689 1990 JOURNAL OF THE AMERICAN SOCIETY FOR MASS SPECTROMETRY 1 (1): 104-106 CARDOSO AM; FERRERCORREIA AJ; FOKKENS RH; NIBBERING NMM THE ROLE OF DISTONIC IONS IN THE FORMATION OF CH3NH3+ AND (CH3)2NH2+ FROM THE MOLECULAR-IONS OF OCTOPAMINE AND SYNEPHRINE | 1 | 4 |
| 8143 | 6 | 16 | 23710 1990 JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 (11): 2889-2893 DAURIA MV; DERICCARDIS F; MINALE L; RICCIO R SYNTHESIS OF 24-METHYL-26-HYDROXYSTEROID SIDE-CHAINS - MODELS FOR STEREOCHEMICAL ASSIGNMENTS IN POLYHYDROXYLATED MARINE STEROIDS | 8 | 21 |
| 8144 | 6 | 45 | 23719 1990 JOURNAL OF THE MARINE BIOLOGICAL ASSOCIATION OF THE UNITED KINGDOM 70 (1): 225-243 BRADSHAW SA; OHARA SCM; CORNER EDS; EGLINTON G CHANGES IN LIPIDS DURING SIMULATED HERBIVOROUS FEEDING BY THE MARINE CRUSTACEAN NEOMYSIS-INTEGER | 0 | 13 |
| 8145 | 6 | 18 | 23745 1990 LIPIDS 25 (12): 835-840 CARBALLEIRA NM; SHALABI F IDENTIFICATION OF NATURALLY-OCCURRING TRANS, TRANS DELTA-5,9 FATTY-ACIDS FROM THE SPONGE PLAKORTIS-HALICHONDROIDES | 9 | 14 |
| 8146 | 6 | 97 | 23758 1990 METHODS IN ENZYMOLOGY 193: 3-37 HARRISON AG; COTTER RJ METHODS OF IONIZATION | 0 | 19 |
| 8147 | 6 | 83 | 23762 1990 NAHRUNG-FOOD 34 (10): 935-943 DIEDRICH M; HENSCHEL KP THE NATURAL OCCURRENCE OF UNUSUAL FATTY-ACIDS .1. ODD NUMBERED FATTY-ACIDS | 0 | 2 |
| 8148 | 6 | 23 | 23773 1990 ORGANIC MASS SPECTROMETRY 25 (5): 277-284 HIMOTTU M; PIHLAJA K; BERNATH G; STAJER G; VAINIOTALO P MASS-SPECTROMETRIC BEHAVIOR OF CYCLOPENTANE-CONDENSED AND CYCLOHEXANE-CONDENSED PYRIMIDINEDIONES UNDER ELECTRON-IMPACT | 0 | 8 |
| 8149 | 6 | 29 | 23777 1990 ORGANIC MASS SPECTROMETRY 25 (8): 409-414 FARCASIU D; MILLER G; HSU CS SINGLE AND DOUBLE HYDROGEN MIGRATION IN THE FRAGMENTATION OF 3-METHYL-2-BUTYL TRIFLUOROACETATE | 1 | 6 |
| 8150 | 6 | 31 | 23779 1990 ORGANIC MASS SPECTROMETRY 25 (9): 446-452 SURIG T; GRUTZMACHER HF CHARGE-REVERSAL MASS-SPECTRA OF ENOLATE IONS OF SOME OPEN-CHAIN AND CYCLIC-KETONES FOR STRUCTURE IDENTIFICATION | 2 | 8 |
| # | LCR | NCR | Node / Date / Journal / Author | LCS | GCS |
| 8151 | 6 | 42 | 23785 1990 ORGANIC MASS SPECTROMETRY 25 (12): 637-644 CHOWDHURY SK; HARRISON AG FRAGMENTATION REACTIONS OF SOME DEPROTONATED ACETOPHENONES | 1 | 4 |
| 8152 | 6 | 16 | 23800 1990 PHYTOCHEMISTRY 29 (3): 969-972 BHUTANI KK; VAID RM; ALI M; KAPOOR R; SOODAN SR; et al. INVESTIGATIONS OF MEDICINAL-PLANTS .12. STEROIDAL ALKALOIDS FROM HOLARRHENA-ANTIDYSENTERICA | 2 | 3 |
| 8153 | 6 | 22 | 23879 1990 TETRAHEDRON LETTERS 31 (27): 3859-3862 KUNZER H; STAHNKE M; SAUER G; WIECHERT R REGIOSELECTIVE AND STEREOSELECTIVE 1,4-REDUCTIONS OF METHYLATED, CROSS-CONJUGATED STEROIDAL CYCLOHEXADIENONES | 0 | 2 |
| 8154 | 6 | 33 | 23885 1990 TETRAHEDRON LETTERS 31 (47): 6799-6802 PETASIS NA; PATANE MA A CLAISEN REARRANGEMENT STRATEGY FOR THE 3-ATOM RING EXPANSION OF CYCLIC-KETONES - A TOTAL SYNTHESIS OF (+/-) PRECAPNELLADIENE | 5 | 33 |
| 8155 | 6 | 25 | 23926 1991 ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH 30 (10): 1320-1321 AMANN R; SPITZNER D ADDITION OF CHIRAL NUCLEOPHILES TO PYRIDINE COMPOUNDS - TOTAL SYNTHESIS OF (-)-ISOVALLESIACHOTAMINE AND (+)-VALLESIACHOTAMINE | 1 | 19 |
| 8156 | 6 | 18 | 23952 1991 BIOLOGICAL MASS SPECTROMETRY 20 (5): 292-302 HARVEY DJ; BROWN NK ELECTRON IMPACT-INDUCED FRAGMENTATION OF THE TRIMETHYLSILYL DERIVATIVES OF MONOHYDROXY-HEXAHYDROCANNABINOLS | 0 | 0 |
| 8157 | 6 | 15 | 23955 1991 BIOLOGICAL MASS SPECTROMETRY 20 (10): 636-640 MILKOVA TS; MOLLOVA NN; POPOV SS CHEMICAL IONIZATION MASS-SPECTROMETRY WITH AMINES AS REACTANT GASES .8. AMINE CHEMICAL IONIZATION MASS-SPECTROMETRY OF SOME STEROIDS | 1 | 2 |
| 8158 | 6 | 25 | 23996 1991 CHEMICAL PHYSICS LETTERS 182 (5): 519-523 HA TK; CENCEK W ABINITIO CI STUDY OF THE OPTICAL-ROTATORY STRENGTHS OF HSSH | 1 | 10 |
| 8159 | 6 | 113 | 24000 1991 CHEMISCHE BERICHTE 124 (4): 849-859 QUAST H; LEYBACH H SYNTHESIS OF A CHIRAL, NONRACEMIC AZIRIDINONE (ALPHA-LACTAM) | 0 | 11 |
| 8160 | 6 | 35 | 24007 1991 CHIRALITY 3 (4): 376-385 SALVADORI P; BERTUCCI C; ROSINI C CIRCULAR-DICHROISM DETECTION IN HPLC | 2 | 34 |
| # | LCR | NCR | Node / Date / Journal / Author | LCS | GCS |
| 8161 | 6 | 13 | 24019 1991 COMPARATIVE BIOCHEMISTRY AND PHYSIOLOGY B-BIOCHEMISTRY & MOLECULAR BIOLOGY 100 (3): 489-492 CARBALLEIRA NM; SHALABI F; CRUZ C; RODRIGUEZ J; RODRIGUEZ E COMPARATIVE-STUDY OF THE FATTY-ACID COMPOSITION OF SPONGES OF THE GENUS IRCINIA - IDENTIFICATION OF THE NEW 23-METHYL-5,9-TETRACOSADIENOIC ACID | 5 | 9 |
| 8162 | 6 | 24 | 24024 1991 CROATICA CHEMICA ACTA 64 (4): 637-647 KOSTOVA I; BEROVA N; IVANOV P; MIKHOVA B; RAKOVSKA R; et al. STEREOCHEMICAL STUDIES OF SOME 12A-SUBSTITUTED ROTENOID DERIVATIVES | 0 | 0 |
| 8163 | 6 | 29 | 24042 1991 GEOCHIMICA ET COSMOCHIMICA ACTA 55 (5): 1375-1394 KOHNEN MEL; DAMSTE JSS; KOCKVANDALEN AC; DELEEUW JW DISULFIDE-BOUND OR POLYSULFIDE-BOUND BIOMARKERS IN SULFUR-RICH GEOMACROMOLECULES AS REVEALED BY SELECTIVE CHEMOLYSIS | 7 | 107 |
| 8164 | 6 | 7 | 24057 1991 INDIAN JOURNAL OF CHEMISTRY SECTION B-ORGANIC CHEMISTRY INCLUDING MEDICINAL CHEMISTRY 30 (10): 968-969 GHOSH SK; MITRA B; DAS S SYNTHESIS OF 25-OXYGENATED D-A-FRIEDOOLEANANES .3. STRUCTURE OF ROXBURGHONIC ACID | 3 | 3 |
| 8165 | 6 | 79 | 24085 1991 JOURNAL OF CHEMICAL INFORMATION AND COMPUTER SCIENCES 31 (3): 380-386 MATYSKA L; KOCA J MAPOS - A COMPUTER-PROGRAM FOR ORGANIC-SYNTHESIS DESIGN BASED ON SYNTHON MODEL OF ORGANIC-CHEMISTRY | 3 | 5 |
| 8166 | 6 | 98 | 24099 1991 JOURNAL OF ETHNOPHARMACOLOGY 33 (1-2): 143-157 CHHABRA SC; MAHUNNAH RLA; MSHIU EN PLANTS USED IN TRADITIONAL MEDICINE IN EASTERN TANZANIA .5. ANGIOSPERMS (PASSIFLORACEAE TO SAPINDACEAE) | 0 | 20 |
| 8167 | 6 | 29 | 24103 1991 JOURNAL OF LIPID RESEARCH 32 (4): 649-658 IIDA T; TAMARU T; CHANG FC; GOTO J; NAMBARA T POTENTIAL BILE-ACID METABOLITES .18. SYNTHESIS OF STEREOISOMERIC 3,6,12-ALPHA-TRIHYDROXY-5-BETA-CHOLANOIC ACIDS | 0 | 7 |
| 8168 | 6 | 21 | 24110 1991 JOURNAL OF NATURAL PRODUCTS 54 (1): 136-142 GARCIA J; MORIN C; NYASSE B; SONDENGAM BL; TCHOUANKEU JC; et al. COMPLETE STRUCTURAL ASSIGNMENTS OF AN ERGOSTEROL DERIVATIVE FROM ENTANDROPHRAGMA-UTILE | 1 | 4 |
| 8169 | 6 | 19 | 24117 1991 JOURNAL OF NATURAL PRODUCTS 54 (3): 750-754 ATTAURRAHMAN; ABBAS SA; NIGHAT F; AHMED G; CHOUDHARY MI; et al. CHEMICAL-CONSTITUENTS OF ALSTONIA-MACROPHYLLA | 0 | 0 |
| 8170 | 6 | 18 | 24122 1991 JOURNAL OF NATURAL PRODUCTS 54 (4): 953-958 MAKARIEVA TN; BONDARENKO IA; DMITRENOK AS; BOGUSLAVSKY VM; STONIK VA; et al. NATURAL-PRODUCTS FROM LAKE BAIKAL ORGANISMS .1. BAIKALOSTEROL, A NOVEL STEROID WITH AN UNUSUAL SIDE-CHAIN, AND OTHER METABOLITES FROM THE SPONGE BAICALOSPONGIA-BACILIFERA | 9 | 10 |
| # | LCR | NCR | Node / Date / Journal / Author | LCS | GCS |
| 8171 | 6 | 20 | 24128 1991 JOURNAL OF NATURAL PRODUCTS 54 (5): 1353-1359 NGASSAPA OD; SOEJARTO DD; CHE CT; PEZZUTO JM; FARNSWORTH NR NEW CYTOTOXIC LUPANE LACTONES FROM KOKOONA-OCHRACEA | 2 | 8 |
| 8172 | 6 | 26 | 24155 1991 JOURNAL OF ORGANIC CHEMISTRY 56 (23): 6585-6591 JENNISKENS LHD; WIJNBERG JBPA; DEGROOT A BASE-INDUCED AND BASE-DIRECTED ELIMINATION AND REARRANGEMENT OF PERHYDRONAPHTHALENE-1,4-DIOL MONOSULFONATE ESTERS - TOTAL SYNTHESIS OF (+/-)-ALLOAROMADENDRANE-4-BETA,10-ALPHA-DIOL AND (+/-)- ALLOAROMADENDRANE-4-ALPHA,10-ALPHA-DIOL | 3 | 29 |
| 8173 | 6 | 46 | 24176 1991 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 113 (7): 2598-2610 OVERMAN LE; ROBERTSON GM; ROBICHAUD AJ USE OF AZA-COPE REARRANGEMENT MANNICH CYCLIZATION REACTIONS TO ACHIEVE A GENERAL ENTRY TO MELODINUS AND ASPIDOSPERMA ALKALOIDS - STEREOCONTROLLED TOTAL SYNTHESES OF (+/-)-DEOXOAPODINE, (+/-)- MELOSCINE, AND (+/-)-EPIMELOSCINE AND A FORMAL SYNTHESIS OF (+/-)-1-ACETYLASPIDOALBIDINE | 3 | 25 |
| 8174 | 6 | 10 | 24200 1991 JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS (23): 1687-1688 BONJOCH J; CASAMITJANA N; GRACIA J; BOSCH J A STEREOSELECTIVE TOTAL SYNTHESIS OF DASYCARPIDAN ALKALOIDS - (+/-)- DASYCARPIDONE, (+/-)-DASYCARPIDOL AND (+/-)-NORDASYCARPIDONE | 2 | 3 |
| 8175 | 6 | 48 | 24219 1991 JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2 (12): 2047-2053 GLASER R; BERNSTEIN MA H-1 AND C-13 NMR-STUDIES ON THE CONFORMATION OF N-METHYL DIASTEREOMERS OF (+)-GLAUCINE HYDROTRIFLUOROACETATE, AN APORPHINE ALKALOID SALT | 1 | 4 |
| 8176 | 6 | 56 | 24248 1991 MARINE BIOLOGY 108 (2): 277-291 CONWAY N; CAPUZZO JM INCORPORATION AND UTILIZATION OF BACTERIAL LIPIDS IN THE SOLEMYA-VELUM SYMBIOSIS | 4 | 30 |
| 8177 | 6 | 102 | 24251 1991 MASS SPECTROMETRY REVIEWS 10 (3): 179-224 YINON J FORENSIC APPLICATIONS OF MASS-SPECTROMETRY | 2 | 9 |
| 8178 | 6 | 13 | 24264 1991 ORGANIC MASS SPECTROMETRY 26 (1): 24-28 LIN ZE; WU SH; YAO ZP ELECTRON-IMPACT AND METHANE CHEMICAL IONIZATION MASS-SPECTROMETRY OF TRISILANES AND TRISILOXANES | 0 | 2 |
| 8179 | 6 | 19 | 24273 1991 ORGANIC MASS SPECTROMETRY 26 (6): 621-622 LAPREVOTE O; BUI AM; DAS BC; CHARLES B; TABET JC ROLE OF MATRIX FOR ENHANCEMENT OF STEREOCHEMICAL EFFECTS IN COLLISION-ACTIVATED DISSOCIATION (CAD) SPECTRA OF MH+ FROM EPIMERIC INDOLE ALKALOIDS | 0 | 9 |
| 8180 | 6 | 21 | 24278 1991 ORGANIC MASS SPECTROMETRY 26 (9): 761-762 RASHKES YW; SIROTENKO EG; MILGROM YM RELATIVE INTENSITIES OF METASTABLE PEAKS MEASURED WITH B/E LINKED SCAN AND METASTABLE DEFOCUSING TECHNIQUES | 1 | 2 |
| # | LCR | NCR | Node / Date / Journal / Author | LCS | GCS |
| 8181 | 6 | 24 | 24282 1991 ORGANIC MASS SPECTROMETRY 26 (10): 882-888 SURIG T; GRUTZMACHER HF; DEKIMPE N DESTABILIZED CARBENIUM IONS - ALPHA-IMIDOYL CARBENIUM IONS AND THE ELECTRON-IMPACT MASS-SPECTRA OF ALPHA-HALOALDIMINES AND ALPHA-HALOKETIMINES | 0 | 2 |
| 8182 | 6 | 17 | 24315 1991 PHYTOCHEMISTRY 30 (9): 3057-3061 AHMAD VU; BAQAI FT; FATIMA I; AHMAD R A SPIROSTANOL GLYCOSIDE FROM CESTRUM-NOCTURNUM | 2 | 7 |
| 8183 | 6 | 21 | 24338 1991 RAPID COMMUNICATIONS IN MASS SPECTROMETRY 5 (3): 124-127 BRYANT DK; ORLANDO R LOCATION OF UNSATURATED POSITIONS IN PHOSPHATIDYL CHOLINES BY CONSECUTIVE-REACTION MONITORING | 4 | 15 |
| 8184 | 6 | 13 | 24340 1991 RAPID COMMUNICATIONS IN MASS SPECTROMETRY 5 (7): 330-335 BOUKOBBAL B; LEFEVRE O; LONGEVIALLE P; BOUCHOUX G THE ELECTRON-INDUCED FRAGMENTATION OF LARGE RING CYCLOALKYLAMINES - INTRAMOLECULAR REACTIONS BETWEEN RADICAL AND IMMONIUM WITHIN DISTONIC IONS | 2 | 3 |
| 8185 | 6 | 23 | 24345 1991 SOUTH AFRICAN JOURNAL OF CHEMISTRY-SUID-AFRIKAANSE TYDSKRIF VIR CHEMIE 44 (3): 80-83 DAVIESCOLEMAN MT; ENGLISH RB; RIVETT DEA DITERPENOIDS OF LEONOTIS SPECIES .8. THE CRYSTAL-STRUCTURE AND ABSOLUTE STEREOCHEMISTRY OF SAPONIFIED DUBIIN | 0 | 1 |
| 8186 | 6 | 29 | 24368 1991 TETRAHEDRON 47 (23): 3779-3786 PEAKMAN TM; LOTENHAVEN H; RULLKOTTER J; CURIALE JA CHARACTERIZATION OF 24-NOR-TRITERPENOIDS OCCURRING IN SEDIMENTS AND CRUDE OILS BY COMPARISON WITH SYNTHESIZED STANDARDS | 4 | 19 |
| 8187 | 6 | 22 | 24370 1991 TETRAHEDRON 47 (34): 6975-6982 KAKINUMA K; MATSUZAWA T; EGUCHI T DIACETONE GLUCOSE ARCHITECTURE AS A CHIRALITY TEMPLATE .1. CRUCIAL EFFECTS OF THE INTRAMOLECULAR OXYGENS UPON THE LIALH4 REDUCTION OF THE PROPARGYL ALCOHOL OF 3-C-ETHYNYL-1,2-5,6-DI-O-ISOPROPYLIDENE-ALPHA-D-ALLOFURANOSE DERIVATIVES | 1 | 7 |
| 8188 | 6 | 23 | 24372 1991 TETRAHEDRON 47 (34): 7067-7080 DOLLE F; HETRU C; ROUSSEL JP; ROUSSEAU B; SOBRIO F; et al. SYNTHESIS OF A TRITIATED 3-DEHYDROECDYSTEROID PUTATIVE PRECURSOR OF ECDYSTEROID BIOSYNTHESIS IN LOCUSTA-MIGRATORIA | 1 | 15 |
| 8189 | 6 | 11 | 24409 1992 ACTA CHEMICA SCANDINAVICA 46 (7): 678-679 GINER JL; DJERASSI C BIOSYNTHETIC-STUDIES OF MARINE LIPIDS .40. GENERATION OF THE CYCLOPROPANE RING OF SORMOSTEROL | 1 | 1 |
| 8190 | 6 | 16 | 24443 1992 BIOLOGICAL MASS SPECTROMETRY 21 (1): 3-16 SCHANZER W; DONIKE M METABOLISM OF BOLDENONE IN MAN - GAS-CHROMATOGRAPHIC MASS-SPECTROMETRIC IDENTIFICATION OF URINARY EXCRETED METABOLITES AND DETERMINATION OF EXCRETION RATES | 4 | 22 |
| # | LCR | NCR | Node / Date / Journal / Author | LCS | GCS |
| 8191 | 6 | 30 | 24450 1992 BULLETIN DES SOCIETES CHIMIQUES BELGES 101 (3): 215-225 FLAMMANG R; BENABDELOUAHAB FB; MUNKENGESHAYI K; BOULANGER P DECARBONYLATION MECHANISM OF PYRAZOLIDES IONIZED BY ELECTRON-IMPACT | 0 | 0 |
| 8192 | 6 | 20 | 24452 1992 BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 65 (6): 1731-1733 OKAMOTO T; KAKINAMI T; NISHIMURA T; IRWANHERMAWAN; KAJIGAESHI S PREPARATION OF AROMATIC IODOACETYL DERIVATIVES BY DIRECT IODINATION WITH A POTASSIUM-IODIDE POTASSIUM IODATE SULFURIC-ACID SYSTEM | 0 | 9 |
| 8193 | 6 | 20 | 24474 1992 CHEMICAL & PHARMACEUTICAL BULLETIN 40 (12): 3280-3283 AKIHISA T; KOKKE WCMC; KRAUSE JA; EGGLESTON DS; KATAYAMA S; et al. 5-DEHYDROKAROUNIDIOL [D-C-FRIEDO-OLEANA-5,7,9(11)-TRIENE-3-ALPHA,29-DIOL], A NOVEL TRITERPENE FROM TRICHOSANTHES-KIRILOWII MAXIM | 6 | 11 |
| 8194 | 6 | 36 | 24506 1992 EUROPEAN JOURNAL OF BIOCHEMISTRY 210 (1): 205-210 GARRIGA P; GARCIAQUINTANA D; MANYOSA J STUDY OF POLYNUCLEOTIDE CONFORMATION BY RESOLUTION-ENHANCED ULTRAVIOLET SPECTROSCOPY POLY(RC) AND POLY(DC) | 0 | 7 |
| 8195 | 6 | 17 | 24545 1992 INTERNATIONAL JOURNAL OF MASS SPECTROMETRY AND ION PROCESSES 115 (2-3): 219-233 ROGERS K; MILNES J; GORMALLY J THE LASER DESORPTION LASER IONIZATION MASS-SPECTRA OF SOME INDOLE-DERIVATIVES AND ALKALOIDS | 2 | 6 |
| 8196 | 6 | 36 | 24561 1992 JOURNAL OF CHEMICAL INFORMATION AND COMPUTER SCIENCES 32 (2): 130-139 TRATCH SS; LOMOVA OA; SUKHACHEV DV; PALYULIN VA; ZEFIROV NS GENERATION OF MOLECULAR GRAPHS FOR QSAR STUDIES - AN APPROACH BASED ON ACYCLIC FRAGMENT COMBINATIONS | 2 | 7 |
| 8197 | 6 | 53 | 24585 1992 JOURNAL OF MATHEMATICAL CHEMISTRY 11 (1-3): 79-105 BALABAN TS; FILIP PA; IVANCIUC O COMPUTER-GENERATION OF ACYCLIC GRAPHS BASED ON LOCAL VERTEX INVARIANTS AND TOPOLOGICAL INDEXES - DERIVED CANONICAL LABELING AND CODING OF TREES AND ALKANES | 2 | 42 |
| 8198 | 6 | 11 | 24586 1992 JOURNAL OF NATURAL PRODUCTS 55 (2): 163-167 CHAWLA AS; SHARMA AK; HANDA SS CHEMICAL INVESTIGATION AND ANTIINFLAMMATORY ACTIVITY OF VITEX-NEGUNDO SEEDS | 1 | 14 |
| 8199 | 6 | 11 | 24587 1992 JOURNAL OF NATURAL PRODUCTS 55 (2): 232-236 ILYIN SG; RESHETNYAK MV; SCHEDRIN AP; MAKARIEVA TN; SHUBINA LK; et al. X-RAY-ANALYSIS OF 2 STEROIDS FROM SPONGES OF FAMILY HALICHONDRIIDAE - SOKOTRASTEROL AND 24,24,26,26-TETRAMETHYLCHOLESTA-5,22(E),25(27)-TRIEN-3-BETA-OL ACETATE | 2 | 4 |
| 8200 | 6 | 18 | 24611 1992 JOURNAL OF ORGANIC CHEMISTRY 57 (6): 1833-1837 CROSSLEY MJ; HARDING MM; STERNHELL S DIRECT OBSERVATION OF TAUTOMERIC FORMS OF DEUTEROPORPHYRIN DERIVATIVES BY H-1-NMR SPECTROSCOPY - SUBSTITUENT EFFECTS AND STRUCTURE IMPLICATIONS | 6 | 16 |
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