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(1S,5R,8S)-1-[(S)-4-(tert-Butyl-dimethyl-silanyloxy)-hept-6-enyl]-8-vinyl-6-oxa-bicyclo[3.2.1]octan-7-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

127791-69-9

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127791-69-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127791-69-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,7,9 and 1 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 127791-69:
(8*1)+(7*2)+(6*7)+(5*7)+(4*9)+(3*1)+(2*6)+(1*9)=159
159 % 10 = 9
So 127791-69-9 is a valid CAS Registry Number.

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