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909281-78-3

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909281-78-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 909281-78-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,9,2,8 and 1 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 909281-78:
(8*9)+(7*0)+(6*9)+(5*2)+(4*8)+(3*1)+(2*7)+(1*8)=193
193 % 10 = 3
So 909281-78-3 is a valid CAS Registry Number.

909281-78-3Relevant articles and documents

Straightforward methodology for the enantioselective synthesis of benzo[a]- and indolo[2,3-a]quinolizidines

Amat, Mercedes,Santos, Maria M. M.,Bassas, Oriol,Llor, Nuria,Escolano, Carmen,Gomez-Esque, Arantxa,Molins, Elies,Allin, Steven M.,McKee, Vickie,Bosch, Joan

, p. 5193 - 5201 (2008/02/08)

(Chemical Equation Presented) An enantioselective two-step route to substituted benzo[a]- and indolo[2,3-a]quinolizidines has been developed. It consists of (i) a stereoselective cyclocondensation of a racemic or prochiral δ-oxo(di)ester with either (S)-(

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