trans-1,4-dibromo-2-butene

Propanoic acid,2-[[(Z)-[1-(2-amino-4-thiazolyl)-2-(2-benzothiazolylthio)-2-oxoethylidene]amino]oxy]-2-methyl-,1,1-dimethylethyl ester

Name:Propanoic acid,2-[[(Z)-[1-(2-amino-4-thiazolyl)-2-(2-benzothiazolylthio)-2-oxoethylidene]amino]oxy]-2-methyl-,1,1-dimethylethyl ester

Molecular Formula:C20H22N4O4S3
CAS :89604-92-2
Synonyms:Propanoicacid, 2-[[[1-(2-amino-4-thiazolyl)-2-(2-benzothiazolylthio)-2-oxoethylidene]amino]oxy]-2-methyl-,1,1-dimethylethyl ester, (Z)-;
InChI:InChI=1/C20H22N4O4S3/c1-19(2,3)27-16(26)20(4,5)28-24-14(12-10-29-17(21)22-12)15(25)31-18-23-11-8-6-7-9-13(11)30-18/h6-10H,1-5H3,(H2,21,22)/b24-14-

Molecular Weight:478.61
Density:1.41 g/cm3
Boiling Point:621.6 oC at 760 mmHg
Melting Point:138-140℃
Flash Point:621.6 oC at 760 mmHg
Storage Temperature:Hygroscopic, -20?C Freezer, Under Inert Atmosphere
Refractive index:1.671
Usage:An intermediate for the preparation of cephalosporin derivative
Package:25KG/DRUM
Standard:enterprise standard
Assay:99%



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