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1,1-bis-(4-butoxy-phenyl)-2,2-dichloro-ethene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

31772-13-1

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31772-13-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 31772-13-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,7,7 and 2 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 31772-13:
(7*3)+(6*1)+(5*7)+(4*7)+(3*2)+(2*1)+(1*3)=101
101 % 10 = 1
So 31772-13-1 is a valid CAS Registry Number.

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