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phosphoric acid-(2-bromo-ethyl ester)-phenethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

113977-57-4

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113977-57-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 113977-57-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,3,9,7 and 7 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 113977-57:
(8*1)+(7*1)+(6*3)+(5*9)+(4*7)+(3*7)+(2*5)+(1*7)=144
144 % 10 = 4
So 113977-57-4 is a valid CAS Registry Number.
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