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Benzoic acid (2R,5S)-5-(4-amino-2-oxo-2H-pyrimidin-1-yl)-[1,3]oxathiolan-2-ylmethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

143957-12-4

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  • [(2R,5S)-5-(4-amino-2-oxopyrimidin-1-yl)-1,3-oxathiolan-2-yl]methyl benzoate

    Cas No: 143957-12-4

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143957-12-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143957-12-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,9,5 and 7 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 143957-12:
(8*1)+(7*4)+(6*3)+(5*9)+(4*5)+(3*7)+(2*1)+(1*2)=144
144 % 10 = 4
So 143957-12-4 is a valid CAS Registry Number.

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