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4-phenyl-trans-cinnamic acid o-phenetidide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

116999-83-8

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116999-83-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 116999-83-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,9,9 and 9 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 116999-83:
(8*1)+(7*1)+(6*6)+(5*9)+(4*9)+(3*9)+(2*8)+(1*3)=178
178 % 10 = 8
So 116999-83-8 is a valid CAS Registry Number.

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