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261156-99-4

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261156-99-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 261156-99-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,1,1,5 and 6 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 261156-99:
(8*2)+(7*6)+(6*1)+(5*1)+(4*5)+(3*6)+(2*9)+(1*9)=134
134 % 10 = 4
So 261156-99-4 is a valid CAS Registry Number.

261156-99-4Relevant articles and documents

A new enantioselective approach to total synthesis of the securinega alkaloids: Application to (-)-norsecurinine and phyllanthine

Han, Gyoonhee,LaPorte, Matthew G.,Folmer, James J.,Werner, Kim M.,Weinreb, Steven M.

, p. X237-240 (2007/10/03)

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