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251447-03-7

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251447-03-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 251447-03-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,1,4,4 and 7 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 251447-03:
(8*2)+(7*5)+(6*1)+(5*4)+(4*4)+(3*7)+(2*0)+(1*3)=117
117 % 10 = 7
So 251447-03-7 is a valid CAS Registry Number.

251447-03-7Relevant articles and documents

A new stereocontrolled entry into the anthracyclinone families. Part 1: Synthesis of bicyclic precursors of 4-demethoxy-7-deoxy-derivatives

Garcia Ruano, Jose L.,Paredes, Cristina Garcia,Hamdouchi, Chafiq

, p. 2935 - 2944 (1999)

A new and versatile strategy to obtain enantiomerically pure bicyclic precursors of compounds belonging to different anthracyclinone families is reported. Completely stereoselective hydrocyanation of (R)-4-(2,5-dimethoxyphenyl)-1-p-tolysulfinyl-2-butanone

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