946198-89-6

tert-butyl 4-chloro-5,6-dihydropyrido 4',3' 4,5 thieno 2,3-d pyrimidine-7(8H)-carboxylate7(6H)-carboxylic acid tert-butyl 4-chloro-6,8-dihydro-5H-pyrido[2,3]thieno[2,4-d]pyrimidine-7-carboxylate tert-butyl 4-chloro-5,8-dihydropyrido[4,3:4,5]thieno[2,3-d]pyrimidine-7(6H)-carboxylate tert-butyl 4-chloro-5,6-dihydropyrido[4',3':4,5]thieno[2,3-d]pyrimidine-7(8H)-carboxylate tert-butyl 3-chloro-8-thia-4,6,11-triazatricyclo[7.4.0.02,]trideca-1(9),2(7),3,5-tetraene-11-carboxylate Pyrido[4',3':4,5]thieno[2,3-d]pyrimidine-7(6H)-carboxylic acid, 4-chloro-5,8-dihydro-, 1,1-dimethylethyl ester tert-butyl 4-chloro-5,6-dihydropyrido[4',3':4,5]thieno[2,3-d]pyrimidine-7(8H)-carboxylate7(6H)-carboxylic acid