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(3S,6R,7S,8S)-7-(tert-Butyl-dimethyl-silanyloxy)-4,4,6,8-tetramethyl-5-oxo-3-triethylsilanyloxy-dec-9-enoic acid (Z)-(S)-4-methyl-1-[(E)-1-methyl-2-(2-methyl-thiazol-4-yl)-vinyl]-hepta-3,6-dienyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

666739-41-9

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666739-41-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 666739-41-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,6,7,3 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 666739-41:
(8*6)+(7*6)+(6*6)+(5*7)+(4*3)+(3*9)+(2*4)+(1*1)=209
209 % 10 = 9
So 666739-41-9 is a valid CAS Registry Number.

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