CONFORMATIONAL STUDY OF DIBENZYL BY MEANS OF ¹³C SATELLITE NMR-SPECTRA.SPASSOV SL; SIMEONOV MF.1976; C.R. ACAD. BULG. SCI.; BULG.; DA. 1976; VOL. 29; NO 8; PP. 1145-1148; BIBL. 11 REF.Article

CONFORMATIONAL STUDIES OF SOME 2-PHENYLPROPYL DERIVATIVES BY NMR SPECTROSCOPY AND USE OF LANTHANIDE SHIFT REAGENTS.SPASSOV SL; STEFANOVA R.1977; J. MOLEC. STRUCT.; NETHERL.; DA. 1977; VOL. 42; PP. 109-115; BIBL. 16 REF.Article

CONFORMATIONAL STUDIES OF 2-METHYL-3-PHENYLPROPIONIC ACID, 2-PHENYLBUTYRIC ACID AND THEIR METHYL ESTERS BY NMR SPECTROSCOPYSPASSOV SL; STEFANOVA R.1979; J. MOLEC. STRUCT.; NLD; DA. 1979; VOL. 53; NO 2; PP. 219-224; BIBL. 11 REF.Article

CONFORMATIONAL ANALYSIS OF 3-ARYLPROPANOIC ACIDS AND THEIR METHYL ESTERS BY ¹H NUCLEAR MAGNETIC RESONANCE SPECTROSCOPYSPASSOV SL; SIMOVA SD.1978; J. CHEM. SOC., PERKIN TRANS., 2; GBR; DA. 1978; NO 11; PP. 1113-1114; BIBL. 12 REF.Article

CARBON-13 NMR SPECTRA OF CIS- AND TRANS-4-ALKYL-3-PHENYL-3-4-DIHYDROCOUMARINSSPASSOV SL; BOJILOVA AG; IVANOV C et al.1979; C.R. ACAD. BULG. SCI.; BGR; DA. 1979; VOL. 32; NO 7; PP. 899-901; BIBL. 6 REF.Article

APPLICATION OF COMPUTER-SIMULATED LANTHANIDE-INDUCED SHIFTS FOR CONFORMATIONAL ANALYSIS OF 2-PHENYLPROPYL DERIVATIVESBANGOV IP; SPASSOV SL; STEFANOVA R et al.1978; C.R. ACAD. BULG. SCI.; BGR; DA. 1978; VOL. 31; NO 3; PP. 305-308; BIBL. 8 REF.Article

NMR-SPECTRA AND CONFORMATION OF CIS AND TRANS 4-ALKYL-3-PHENYL-3,4-DIHYDROCOUMARINS.SPASSOV SL; BOJILIVA AG; IVANOV C et al.1975; C.R. ACAD. BULG. SCI.; BULG.; DA. 1975; VOL. 28; NO 10; PP. 1383-1386; BIBL. 5 REF.Article

NMR AND THEORETICAL CONFORMATIONAL INVESTIGATIONS OF SOME 3-SUBSTITUTED PROPIONITRILESSIMEONOV MF; BANGOV IP; SPASSOV SL et al.1980; J. MOLEC. STRUCT.; NLD; DA. 1980; VOL. 65; PP. 189-198; BIBL. 19 REF.Article

¹H NMR SPECTRA AND STEREOCHEMISTRY OF DIASTEREOMERIC 2 ARYLAMINO-1,2-DIARYLETHANEPHOSPHONIC ACID ESTERSSPASSOV SL; PETROVA J; KIRILOV M et al.1982; JOURNAL OF MOLECULAR STRUCTURE; ISSN 0022-2860; NLD; DA. 1982; VOL. 84; NO 1-2; PP. 91-96; BIBL. 30 REF.Article

PROTON N.M.R. SPECTRA AND STEREOCHEMISTRY OF DIASTEREOMERIC ARYLSUBSTITUTED BETA -AMINOKETONESSPASSOV SL; PANAJOTOVA B; SPASSOV A et al.1980; J. PRAKT. CHEM. (LEIPZ., 1954); ISSN 0021-8383; DDR; DA. 1980; VOL. 322; NO 4; PP. 701-703; BIBL. 16 REF.Article

NMR STUDIES OF 3-PHENYLBUTYRIC ACID AND ITS METHYL ESTER. A POSSIBLE APPROACH FOR CONFORMATIONAL ANALYSIS USING LANTHANIDE SHIFT REAGENTS.SPASSOV SL; STEFANOVA R; LADD JA et al.1977; J. MOLEC. STRUCT.; NETHERL.; DA. 1977; VOL. 36; NO 1; PP. 93-100; BIBL. 7 REF.Article

¹H-NMR AND IR STUDY OF HYDROGEN BONDING AND CONFORMATION OF SOME 2-SUBSTITUTED ETHANOLSSPASSOV SL; SIMEONOV MF; RANDALL EW et al.1981; J. MOL. STRUCT.; ISSN 0022-2860; NLD; DA. 1981; VOL. 77; NO 3-4; PP. 289-294; BIBL. 14 REF.Article

NMR STUDY OF STEREOCHEMISTRY OF 3-ARYLAMINO-2,3-DIPHENYL PROPIONIC ACID ESTERSSPASSOV SL; PANAYOTOVA B; SPASSOV AV et al.1980; DOKL. BOLG. AKAD. NAUK; BGR; DA. 1980; VOL. 33; NO 5; PP. 651-653; BIBL. 8 REF.Article

NMR SPECTRA, CONFIGURATION AND CONFORMATION OF DIASTEREOMERS. III. 1-ARYL-2-(2-BENZAZOLYL) PROPANOLS.SPASSOV SL; DRYANSKA V; IVANOV C et al.1977; IZVEST. KHIM.; BALG.; DA. 1977; VOL. 10; NO 2; PP. 177-187; ABS. BULG.; BIBL. 18 REF.Article

NUCLEAR MAGNETIC RESONANCE STUDIES OF INTERNAL ROTATION. IV. ROTATIONAL BARRIERS AND CONFORMATION OF PHTHALIC AMIDES.SPASSOV SL; DIMITROV VS; KANTSCHOVSKA I et al.1974; ORG. MAGNET. RESON.; G.B.; DA. 1974; VOL. 6; NO 1; PP. 20-22; BIBL. 16 REF.Article

MONTANIN-C, A NEW FURANOID DITERPENE FROM TEUCRIUM MONTANUM L.MALAKOV PY; PAPANOV GY; MOLLOV NM et al.1978; Z. NATURFORSCH., B; DEU; DA. 1978; VOL. 33; NO 7; PP. 789-791; BIBL. 9 REF.Article

DIE WEITERLEITUNG VON SUBSTITUENTEN-INDUZIERTEN ¹³C-NMR-CHEMISCHEN VERSCHIEBUNGEN IN PARA-SUBSTITUIERTEN 3-PHENYLPROPANSAEURE-METHYLESTERN = LA TRANSMISSION DES DEPLACEMENTS CHIMIQUES DE RMN DE ¹³C INDUITS PAR LES SUBSTITUANTS DANS LES ESTERS DE METHYLE DE L'ACIDE PHENYL-3 PROPANOIQUE P-SUBSTITUERADEGLIA R; SPASSOV SL; STEFANOVA R et al.1980; Z. NATURFORSCH., B; ISSN 0340-5087; DEU; DA. 1980; VOL. 35; NO 7; PP. 934-936; ABS. ENG; BIBL. 15 REF.Article

NUCLEAR MAGNETIC RESONANCE SPECTRA OF TROPIC ACID AND SOME DERIVATIVES.DIMITROV VS; SPASSOV SL; RADEVA TZ et al.1975; J. MOLEC. STRUCT.; NETHERL.; DA. 1975; VOL. 27; NO 1; PP. 167-176; BIBL. 14 REF.Article

MONTANIN-D, A NEW FURANOID DITERPENE OF CLERODANE TYPE FROM TEUCRIUM MONTANUM LMALAKOV PY; PAPANOV GY; MOLLOV NM et al.1978; Z. NATUFORSCH., B; DEU; DA. 1978; VOL. 33; NO 10; PP. 1142-1144; BIBL. 4 REF.Article

¹H NMR SPECTRA OF DIASTEREOMERIC 1,4-DISUBSTITUTED 2,3-DIPHENYLBUTANES; EXAMPLES OF ABXX'A'B' AND A₂XX'A₂' SPIN SYSTEMSSPASSOV SL; BEROVA ND; HAWKES GE et al.1983; ORGANIC MAGNETIC RESONANCE; ISSN 0030-4921; GBR; DA. 1983; VOL. 21; NO 1; PP. 54-55; BIBL. 9 REF.Article

THIOPHENE RING FORMATION DURING THE INTERACTION OF ALKYLSULFENYL CHLORIDES WITH ESTERS OF 3-METHYL-1,2,4-PENTATRIENEPHOSPHONIC ACIDANGELOV CM; KIRILOV M; VACHKOV KV et al.1980; TETRAHEDRON LETT.; ISSN 0040-4039; GBR; DA. 1980; VOL. 21; NO 36; PP. 3507-3508; BIBL. 9 REF.Article

ELEKTRONENSTRUKTUR UND NMR-PARAMETER VON SUBSTITUIERTEN 5-PHENYL-2,4-PENTADIENSAEUREN. = STRUCTURE ELECTRONIQUE ET PARAMETRE RMN DE L'ACIDE PENTADIENE-2,4OIQUE PHENYL-5.RADEGLIA R; WOLFF R; SPASSOV SL et al.1978; ORG. MAGNET. RESON.; GBR; DA. 1978; VOL. 11; NO 8; PP. 390-394; ABS. ENG; BIBL. 11 REF.Article

SPEKTROSKOPISCHE UNTERSUCHUNGEN UND STEREOCHEMIE EINIGER PHENYLSUBSTITUIERTER 1-ARYL-AZETIDIN-2-ONE UND AZETIDIN-2-THIONE = ETUDE SPECTROSCOPIQUE ET STEREOCHIMIE DE QUELQUES ARYL-1 AZETIDINONE-2 ET AZETIDINETHIONE-2 SUBSTITUEE PAR UN GROUPE PHENYLSPASSOV SL; PANTAJOTOVA BD; PONEVA MW et al.1979; Z. CHEM.; DDR; DA. 1979; VOL. 19; NO 3; PP. 109-110; BIBL. 13 REF.Article

SYNTHESE UND KONFIGURATIONSBESTIMMUNG DIASTEREOMERE 9-METHYLCARBAZOLE = SYNTHESE ET CONFIGURATION DE METHYL-9 CARBAZOLES DIASTEREOISOMERESZHELJAZKOV LD; FAITONDJIEVA K; DIMITROVA M et al.1979; ANN. (JUSTUS LIEBIGS) CHEM.; DEU; DA. 1979; NO 2; PP. 150-161; ABS. ENG; BIBL. 24 REF.Article

ETUDE DES ETATS CONFIGURATIONNELS DES SYSTEMES CYCLOPEPTIDIQUES. XIII. STRUCTURE SPATIALE DES SPORIDES MOBILES I-IVIVANOV VT; LAVRINOVICH IA; PORTNOVA SL et al.1975; BIOORG. KHIM.; S.S.S.R.; DA. 1975; VOL. 1; NO 1; PP. 33-41; ABS. ANGL.; BIBL. 16 REF.Article