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872051-20-2

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872051-20-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 872051-20-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,2,0,5 and 1 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 872051-20:
(8*8)+(7*7)+(6*2)+(5*0)+(4*5)+(3*1)+(2*2)+(1*0)=152
152 % 10 = 2
So 872051-20-2 is a valid CAS Registry Number.

872051-20-2Relevant articles and documents

A new modular and practical methodology for the synthesis of 4- or 3-substituted phenyl C-nucleosides

Hocek, Michal,Pohl, Radek,Klepetarova, Blanka

, p. 4525 - 4528 (2005)

A novel efficient and practical approach to the synthesis of 4-or 3-substituted phenyl C-nucleosides has been developed. It consists in coupling of protected halogenose 1 with bromophenylmagnesium bromides followed by acid mediated epimerization to prepar

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