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Hexanoic acid, 6-[(2-amino-1-oxo-3-phenylpropyl)amino]-, (S)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

28971-77-9

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28971-77-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 28971-77-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,9,7 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 28971-77:
(7*2)+(6*8)+(5*9)+(4*7)+(3*1)+(2*7)+(1*7)=159
159 % 10 = 9
So 28971-77-9 is a valid CAS Registry Number.

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