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3-Buten-2-one, 4,4-bis(dimethylamino)-3-phenyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

31774-39-7

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31774-39-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 31774-39-7 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 4 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 31774-39:
(7*3)+(6*1)+(5*7)+(4*7)+(3*4)+(2*3)+(1*9)=117
117 % 10 = 7
So 31774-39-7 is a valid CAS Registry Number.

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