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(10E,13Z)-(4S,7R,8S,9S,16S)-8-(tert-Butyl-dimethyl-silanyloxy)-16-{(E)-2-[2-(tert-butyl-dimethyl-silanyloxymethyl)-thiazol-4-yl]-1-methyl-vinyl}-5,5,7,9,13-pentamethyl-4-triethylsilanyloxy-oxacyclohexadeca-10,13-diene-2,6-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

666739-55-5

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666739-55-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 666739-55-5 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, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 666739-55:
(8*6)+(7*6)+(6*6)+(5*7)+(4*3)+(3*9)+(2*5)+(1*5)=215
215 % 10 = 5
So 666739-55-5 is a valid CAS Registry Number.

666739-55-5Upstream product

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