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(E)-2-Formylamino-3-phenyl-but-2-enoic acid tert-butyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

40078-49-7

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40078-49-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40078-49-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,0,7 and 8 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 40078-49:
(7*4)+(6*0)+(5*0)+(4*7)+(3*8)+(2*4)+(1*9)=97
97 % 10 = 7
So 40078-49-7 is a valid CAS Registry Number.

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