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5-cyano-2,3,4-triphenyl-oxazolidine-5-carboxylic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

31970-49-7

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31970-49-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 31970-49-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,9,7 and 0 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 31970-49:
(7*3)+(6*1)+(5*9)+(4*7)+(3*0)+(2*4)+(1*9)=117
117 % 10 = 7
So 31970-49-7 is a valid CAS Registry Number.

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