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1(2H)-Pyrimidinecarboxylic acid, 2-(1,1-dimethylethyl)-3,4-dihydro-3-methyl-4-oxo-, methyl ester, (S)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

138723-54-3

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138723-54-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138723-54-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,7,2 and 3 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 138723-54:
(8*1)+(7*3)+(6*8)+(5*7)+(4*2)+(3*3)+(2*5)+(1*4)=143
143 % 10 = 3
So 138723-54-3 is a valid CAS Registry Number.

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