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N2,N2-bis-boc-2-amino-6-chloropurine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

309947-87-3

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309947-87-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 309947-87-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,9,9,4 and 7 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 309947-87:
(8*3)+(7*0)+(6*9)+(5*9)+(4*4)+(3*7)+(2*8)+(1*7)=183
183 % 10 = 3
So 309947-87-3 is a valid CAS Registry Number.

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