CAS: 8005-56-9; C.I. Vat Red 14

专利信息

专利号:US-2009191394-A1
优先权日:2005-10-07
标题:Oarganic Compound, Optical Crystal Film and Method of Production Thereof
发明人：LAZAREV PAVEL I; SIDORENKO ELENA N
权利人:LAZAREV PAVEL I; SIDORENKO ELENA N
摘要:The present invention is related to the synthesis of acenaphthoquinoxaline sulfonamide derivatives and the manufacture of optical crystal films based on these compounds. Said acenaphthoquinoxaline sulfonamide heterocyclic derivatives have the general structural formula: where n is 1, 2 or 3; X is an acid group; m is 1, 2 or 3; Y is a counterion selected from the list consisting of H + , NH4 + , Na + , K + , and Li + ; p is the number of counterions providing neutral state of the molecule; R is a substituent selected from the list consisting of —CH 3 , —C 2 H 5 , —NO 2 , —Cl, —Br, —F, —CF 3 , —CN, —OH —OCH 3 , —OC 2 H 5 , —OCOCH 3 , —OCN, —SCN, —NH 2 , —NHCOCH 3 , —CONH 2 ; and z is 1, 2, 3 or 4.

专利号:US-7888505-B2
优先权日:2006-01-13
标 题:6,7-dihydrobenzimidazo[1,2-c]quinazolin-6-one carboxylic acids, their esters, and methods of synthesis thereof
发明人：DOUTOVA TATYANA; LAZAREV PAVEL I; SIDORENKO ELENA N; KUZMIN VALERY S
权利人:CRYSOPTIX KK
摘要:The present invention relates to a 6,7-dihydrobenzimidazo[1,2-c]quinazolin-6-one carboxylic acid and its esters of the general structural formula (I), and provides a method for their synthesis (I) where R and each R′ are selected independently from the list comprising —H—CH 3 , —C 2 H 5 , —C 3 H 7 , -iso-C 3 H 7 , —CH 2 CH 2 CH 2 CH 3 , —CH(CH 3 )CH 2 CH 3 , —CH 2 CH(CH 3 )CH 3 and —C(CH 3 ) 3 ; n is 1, 2, 3 or 4; Y is a substituent selected from the list comprising —CH 3 , —C 2 H 5 , —NO 2 , —Cl, —Br, —F, —CF 3 , —CN, —OH, —OCH 3 , —OC 2 H 5 , —OCOCH 3 , —OCN, —SCN, —NH 2 , —NHCOCH 3 ; and z is 0, 1, 2, 3 or 4.

专利号:DE-2930756-A1
优先权日:1979-07-28
标题 :BLOCKING AIDS AND METHOD FOR COLORING CELLULOSE FIBERS OR MIXTURES OF CELLULOSE FIBERS TOGETHER WITH SYNTHESIS FIBERS WITH SULFUR, SULFUR COAT, COW AND REACTIVE DYES

专利号:EP-1984373-B1
优先权日:2006-01-13
标 题 :6,7-dihydrobenzimidazo[1 ,2-c]quinazolin-6-one carboxylic acids, their esters, and methods of synthesis thereof

专利号:EP-1984373-A1
优先权日:2006-01-13
标 题 :6,7-dihydrobenzimidazo[1 ,2-c]quinazolin-6-one carboxylic acids, their esters, and methods of synthesis thereof

专利号:WO-2007080420-A1
优先权日:2006-01-13
标题 :6,7-dihydrobenzimidazo[1 ,2-c]quinazolin-6-one carboxylic acids, their esters, and methods of synthesis thereof