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Acetic acid 6-cyano-11,12-dihydro-11,12-diaza-indeno[2,1-a]fluoren-5-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

197644-22-7

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197644-22-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 197644-22-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,7,6,4 and 4 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 197644-22:
(8*1)+(7*9)+(6*7)+(5*6)+(4*4)+(3*4)+(2*2)+(1*2)=177
177 % 10 = 7
So 197644-22-7 is a valid CAS Registry Number.

197644-22-7Upstream product

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