(12Z,16E)-(6R,7S,8S,15S)-15-tert-Butoxycarbonylamino-4,4,6,8,12,16-hexamethyl-17-(2-methyl-thiazol-4-yl)-3,5-dioxo-7-(2,2,2-trichloro-ethoxycarbonyloxy)-heptadeca-12,16-dienoic acid tert-butyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 277749-41-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,7,7,4 and 9 respectively; the second part has 2 digits, 4 and 1 respectively. Calculate Digit Verification of CAS Registry Number 277749-41: (8*2)+(7*7)+(6*7)+(5*7)+(4*4)+(3*9)+(2*4)+(1*1)=194 194 % 10 = 4 So 277749-41-4 is a valid CAS Registry Number.
Get Best Price for277749-41-4(12Z,16E)-(6R,7S,8S,15S)-15-tert-Butoxycarbonylamino-4,4,6,8,12,16-hexamethyl-17-(2-methyl-thiazol-4-yl)-3,5-dioxo-7-(2,2,2-trichloro-ethoxycarbonyloxy)-heptadeca-12,16-dienoic acid tert-butyl ester