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3-amino-2-methyl-crotonic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

124703-75-9

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124703-75-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 124703-75-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,7,0 and 3 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 124703-75:
(8*1)+(7*2)+(6*4)+(5*7)+(4*0)+(3*3)+(2*7)+(1*5)=109
109 % 10 = 9
So 124703-75-9 is a valid CAS Registry Number.

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