(2E,4Z,8Z,10E,14E,18E,20Z)-(6R,17S)-22-(tert-Butyl-dimethyl-silanyloxy)-20-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-6-methoxy-2,5,17-trimethyl-docosa-2,4,8,10,14,18,20-heptaenoic 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 808771-34-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,0,8,7,7 and 1 respectively; the second part has 2 digits, 3 and 4 respectively. Calculate Digit Verification of CAS Registry Number 808771-34: (8*8)+(7*0)+(6*8)+(5*7)+(4*7)+(3*1)+(2*3)+(1*4)=188 188 % 10 = 8 So 808771-34-8 is a valid CAS Registry Number.
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