2-DICHLOROMETHYL-2-THIAZOLINE-4-CARBOXYLIC ACID AS A STABILIZING AGENT OF A HIDDEN IMAGE CENTERS OF HALOGEN-SILVER PHOTOGRAPHIC MATERIAL AND A METHOD OF ITS SYNTHESIS Russian patent published in 1998 - IPC

Abstract SU 1009049 A1

FIELD: organic chemistry and technology. SUBSTANCE: product: 1,2-dichloromethyl-2-thiazoline-4-carboxylic acid of the formula: . Method of synthesis of 2-dichloromethyl-2-thiazoline-4-carboxylic acid involves interaction of cysteine with dichloroacetic acid ortho-ethyl ester at 90-110 C. Synthesized compound is used as a stabilizing agent of a hidden image centers of halogen-silver photographic materials. EFFECT: improved method of synthesis.

Similar patents SU1009049A1

Title	Year	Author	Number
METHOD OF MANUFACTURING HIGH-RESOLUTION SILVER HALIDE PHOTOGRAPHIC MATERIALS	1981	Pudozhgorskij P.K. Boev V.I. Shvartsval'D A.I. Neduv A.M. Petrov S.A. Dubrovin A.V. Krajnova O.V.	SU1151119A1
METHOD OF SYNTHESIS OF 4-THIAZOLINE CARBOXYLIC ACID DERIVATIVES	1981	Boev V.I. Pudozhgorskij P.K. Shvartsval'D A.I.	SU1039167A1
4-THIAZOLIDINE CARBOXYLIC ACID DERIVATIVES AS STABILIZING AGENTS OF A HIDDEN IMAGE CENTERS OF HALOGEN-SILVER MATERIALS FOR HOLOGRAPHY	1981	Shvartsval'D A.I. Pudozhgorskij P.K. Boev V.I. Bojko I.I.	SU1009048A1
APPLICATION OF 4-THIAZOLIDYNCARBOXYLIC ACID DERIVATIVES AS STABILIZING CENTERS OF HALOID-SILVER MATERIAL HALIDE CONCEALED IMAGE FOR HOLOGRAPHY	0	Shvartsvald Aleksandr Iosifovich Pudozhgorskij Pavel Konstantinovich Boev Viktor Ivanovich Bojko Igor Ivanovich	SU951221A1
INFRACHROMATIC PHOTOGRAPHIC MATERIAL	1976	Klimzo Ehl'Vira Fedorovna Kononenko Inga Ivanovna Natanson Sof'Ja Vasil'Evna Bogomolov Konstantin Sergeevich Gruz Ehlla Abramovna Sergeeva Ehmma Nikolaevna Romanovskaja Kira Mikhajlovna Verbovetskij Aleksandr Aleksandrovich Vakar Alla Grigor'Evna	SU1840098A1
METHOD FOR PREPARING HYPERCLOSE-GRAINED ORTHOCHROMATIC HALOGEN-SILVER PHOTOGRAPHIC EMULSION	1978	Lifshits Ehleonora Borisovna Gershtejn Rita Abramovna Radovitskaja Elena Vladimirovna Gruz Ehlla Abramovna Kononenko Inga Ivanovna Kaplun Lija Jakovlevna Kartasheva Ol'Ga Alekseevna Romanovskaja Kira Mikhajlovna Abritalin Vladimir Lavrent'Evich Levkoev Igor' Ivanovich	SU1840612A1
	0	Izobreteni I. I. Kononenko, K. S. Bogomolov, S. V. Natanson, E. F. Klimzo, I. I. Levkoev, L. I. Rum Ntseva, K. M. Romanovska E. A. Gruz, N. S. Rvyn E. N. Sergeeva	SU429405A1
PHOTOGRAPHIC HALOGEN-SILVER SUBSTANCE	1997	Podlesnykh V.N. Shapiro B.I. Mikheeva L.I. Vakar A.G. Karpova I.Ju.	RU2125735C1
SILVER HALIDE PHOTOGRAPHIC MATERIAL	2002	Pospelova N.V. Ponomarenko Z.G. Mamina A.I.	RU2206915C1
SILVER HALIDE PHOTOGRAPHIC MATERIAL	0	Gabitova Nailya Nakibovna Li Ninel Ilinichna Sidorov Yurij Dmitrievich	SU1004947A1

SU 1 009 049 A1

Authors

Boev V.I.

Pudozhgorskij P.K.

Shvartsval'D A.I.

Krajnova O.V.

Dates

1998-09-27—Published

1981-02-25—Filed