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Methanesulfonic acid (1R,5R)-5-(allyl-tert-butoxycarbonyl-amino)-cyclopent-2-enylmethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

517907-38-9

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517907-38-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 517907-38-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,1,7,9,0 and 7 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 517907-38:
(8*5)+(7*1)+(6*7)+(5*9)+(4*0)+(3*7)+(2*3)+(1*8)=169
169 % 10 = 9
So 517907-38-9 is a valid CAS Registry Number.

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