APPLICATION OF 2-STYRYLBENZOXAZOLE AND 2-STYRYLBENZOTHIAZOLE AS MICHAEL ACCEPTORSDRYANSKA V; IVANOV C.1983; SYNTHESIS (STUTTG.); ISSN 0039-7881; DEU; DA. 1983; NO 2; PP. 143-145; BIBL. 10 REF.Article

INFRARED-SPECTRAL INVESTIGATION OF STERIC EFFECTS ON HYDROGEN BOND FORMATION IN ESTERS OF 3-BENZOYLAMINO-PROPIONIC ACIDS. I. N-H STRETCHING REGION.ARNAUDOV M; SHISHKOVA L; DOBREV A et al.1977; SPECTROCHIM. ACTA, A; G.B.; DA. 1977; VOL. 33; NO 3-4; PP. 437-443; BIBL. 21 REF.Article

SYNTHESES BY MEANS OF N-BENZYLIDENEBENZYLAMINE IN A TWO-PHASE SYSTEMDRYANSKA V; POPANDOVA YAMBOLIEVA K; IVANOV C et al.1979; TETRAHEDRON LETTERS; GBR; DA. 1979; NO 5; PP. 443-446; 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

EVIDENCE SPECTRALE D'UNE CATIONOTROPIE PHOTO-ACTIVEE DANS DES SOLUTIONS DES DERIVES CUIVRES DES ESTERS ACETYLACETIQUE ET BENZOYLACETIQUE.MARKOV P; PETKOV I; IVANOV C et al.1978; C.R. ACAD. SCI., C; FR.; DA. 1978; VOL. 286; NO 19; PP. 505-508; ABS. ANGL.; BIBL. 15 REF.Article

MICHAEL CONDENSATION OF 2-BENZYLBENZAZOLESDRYANSKA V; IVANOV C.1980; SYNTHESIS; DEU; DA. 1980; NO 4; PP. 317-318; BIBL. 5 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

ADDITION OF 2-ETHYLBENZAZOLES TO AROMATIC ALDEHYDES IN THE PRESENCE OF AQUEOUS SODIUM HYDROXIDE.DRYANSKA V; IVANOV C; NIKOLOV M et al.1977; IZVEST. KHIM.; BGR; DA. 1977; VOL. 10; NO 4; PP. 547-553; ABS. BUL; BIBL. 14 REF.Article

AN IMPROVED PREPARATION OF SUBSTITUTED GAMMA -LACTONES.DOBREV A; IVANOV C.1977; SYNTHESIS; GERM.; DA. 1977; NO 8; PP. 562-563; BIBL. 19 REF.Article

ONE-STEP SYNTHESIS OF ETHYL 3-CYANO-4,6-DIARYL-2-HYDROXYBENZOATESIVANOV C; TCHOLAKOVA T.1982; SYNTHESIS (STUTTG.); ISSN 0039-7881; DEU; DA. 1982; NO 9; PP. 730-731; BIBL. 8 REF.Article

ADDITION OF 2-BENZYLBENZOXAZOLE TO AROMATIC ALDEHYDES IN THE PRESENCE OF AQUEOUS SODIUM HYDROXIDE.DRYANSKA V; IVANOV C.1977; IZVEST. KHIM.; BALG.; DA. 1977; VOL. 10; NO 2; PP. 195-199; ABS. BULG.; BIBL. 11 REF.Article

REACTION OF 2-METHYLBENZAZOLES WITH AROMATIC ALDEHYDES IN AQUEOUS MEDIUMDRYANSKA V; IVANOV C.1975; TETRAHEDRON LETTERS; G.B.; DA. 1975; NO 41; PP. 3519-3520; BIBL. 4 REF.Article

CONDENSATION OF THE ETHYL ESTER OF 4-METHYL-2-OXO-2H-1-BENZOPYRAN-3-CARBOXYLIC ACID WITH ALDEHYDES AND KETONES; SYNTHESIS OF 2-SUBSTITUTED 4,5-DIOXO-1,2-DIHYDRO-4H,5H-PYRANO (3,4-C) (1)-BENZOPYRANSIVANOV C; ANGHELOVA Y; SPIROVA S et al.1979; SYNTHESIS; DEU; DA. 1979; NO 9; PP. 732-733; BIBL. 6 REF.Article

REACTIONS OF CALCIUM AND MAGNESIUM NAPHTHALENIDES WITH ETHYL ESTERS OF 2-BROMOPROPIONIC AND 2-BROMOBUTYRIC ACID IN LIQUID AMMONIAMARKOV P; DIMITROVA L; IVANOV C et al.1974; J. ORGANOMETAL. CHEM.; SWITZ.; DA. 1974; VOL. 81; NO 1; PP. 1-6; BIBL. 21 REF.Article

High-performance liquid chromatographic separation of intermediate products and potential impurities by the synthesis of roxatidinDIMOV, N; IVANOV, C.Journal of chromatography. 1992, Vol 625, Num 2, pp 368-371, issn 0021-9673Article

Reactions of 3-acyl-substituted 2H-1-benzopyran-2-ones with acid anhydrides. IIBOJILOVA, A; RODIOS, N; NICOLOVA, R et al.Liebigs Annalen der Chemie. 1991, Num 12, pp 1279-1284, issn 0170-2041Article

Allylation-assisted addition of nitromethane to 2H-1-benzopyran-2-ones substituted in position 3BOJILOVA, A; KOSTADINOVA, T; IVANOV, C et al.Liebigs Annalen der Chemie. 1989, Vol 1989, Num 10, pp 1041-1043, issn 0170-2041Article

Phase-transfer catalyzed additions. III: Addition of N-diphenylmethylenebenzylamine to Schiff basesDRYANSKA, V; IVANOV, C; KRUSTEVA, R et al.Synthesis (Stuttgart). 1984, Num 12, pp 1038-1039, issn 0039-7881Article

On the theory of dense exciton systemsIVANOV, C. I; BARENTZEN, H; GIRARDEAU, M. D et al.Physica. A. 1987, Vol 140, Num 3, pp 612-628, issn 0378-4371Article

Carbon sulfur and nitrogen contents in the Pavel and Goumoshnik meteorites = Teneur en carbone, soufre et azote des météorites Pavel et GoumoshnikIVANOV, C. P; STOYANOVA, R. ZH; VESSELINOVA, R et al.Doklady Bolgarskoj akademii nauk. 1984, Vol 37, Num 3, pp 775-778, issn 0366-8681Article

Structure and properties of nonclassical polymers. V: On a class of nonalternant polymers with localized nonbonding bandsPOLANSKY, O. E; SCHUSTER, P; IVANOV, C. I et al.International journal of quantum chemistry. 1987, Vol 32, Num 4, pp 491-499, issn 0020-7608Article

Magnetic properties of alternate nonclassical polymers: the elementary excitation spectrumIVANOV, C. I; OLBRICH, G; BARENTZEN, H et al.Physical review. B, Condensed matter. 1987, Vol 36, Num 16, pp 8712-8718, issn 0163-1829Article

Structure and properties of nonclassical polymers. V: On a class of nonalternant polymers with localized nonbonding bandsPOLANSKY, O. E; SCHUSTER, P; IVANOV, C. I et al.International journal of quantum chemistry. 1987, Vol 32, Num 4, pp 491-499, issn 0020-7608Article

Effects of 4-(4-bromophenyl)-2-methyl-1,2,3,4-tetrahydroisoquinoline hydrochloride on acute gastric lesions, acid secretion in rats and on some hemodynamic parameters in catsATANASSOVA, R; PETKOV, O; IVANOV, C et al.Methods and findings in experimental and clinical pharmacology. 1999, Vol 21, Num 1, pp 39-46, issn 0379-0355Conference Paper

Conformation and tautomeric equilibria of 3-acyl-3,4-dihydrocoumarins: a ¹H and ¹³C NMR studySIMEONOV, M. F; SPASSOV, S. L; BOJILOVA, A et al.Journal of molecular structure. 1985, Vol 127, Num 1-2, pp 127-133, issn 0022-2860Article