134745-91-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134745-91-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,7,4 and 5 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 134745-91:
(8*1)+(7*3)+(6*4)+(5*7)+(4*4)+(3*5)+(2*9)+(1*1)=138
138 % 10 = 8
So 134745-91-8 is a valid CAS Registry Number.
134745-91-8Relevant articles and documents
A GENERAL SOLUTION TO THE SYNTHESIS OF 2-AZABICYCLONONANE UNIT OF STRYCHNOS ALKALOIDS
Rawal, Viresh H.,Michoud, Christophe
, p. 1695 - 1698 (2007/10/02)
The characteristic 2-azabicyclononane substructure of Strychnos alkaloids can be constructed rapidly and stereospecifically using an intramolecular Heck reaction.