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N2-Benzolsulfonyl-N1-(4'-hydroxyphenyl)benzamidin is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

31789-77-2

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31789-77-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 31789-77-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,7,8 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 31789-77:
(7*3)+(6*1)+(5*7)+(4*8)+(3*9)+(2*7)+(1*7)=142
142 % 10 = 2
So 31789-77-2 is a valid CAS Registry Number.

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