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(1S,3S)-1-(2-Methyl-propenyl)-1,3,4,9-tetrahydro-β-carboline-2,3-dicarboxylic acid 3-methyl ester 2-(2,2,2-trichloro-1,1-dimethyl-ethyl) ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

111680-98-9

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111680-98-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 111680-98-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,6,8 and 0 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 111680-98:
(8*1)+(7*1)+(6*1)+(5*6)+(4*8)+(3*0)+(2*9)+(1*8)=109
109 % 10 = 9
So 111680-98-9 is a valid CAS Registry Number.

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