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(2,6-dinitro-phenyl)-hydroxyimino-acetic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

57764-41-7

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57764-41-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 57764-41-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,7,6 and 4 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 57764-41:
(7*5)+(6*7)+(5*7)+(4*6)+(3*4)+(2*4)+(1*1)=157
157 % 10 = 7
So 57764-41-7 is a valid CAS Registry Number.
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