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2,3,5,6-Tetraphenyl-N-(5-chloro-2-hydroxybenzylidene)-1,2,5,6-tetrahydropyrid-4-ylamine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

87731-88-2

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87731-88-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87731-88-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,7,3 and 1 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 87731-88:
(7*8)+(6*7)+(5*7)+(4*3)+(3*1)+(2*8)+(1*8)=172
172 % 10 = 2
So 87731-88-2 is a valid CAS Registry Number.

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