19711-35-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19711-35-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,7,1 and 1 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 19711-35:
(7*1)+(6*9)+(5*7)+(4*1)+(3*1)+(2*3)+(1*5)=114
114 % 10 = 4
So 19711-35-4 is a valid CAS Registry Number.
19711-35-4Relevant articles and documents
SYNTHESIS OF SOME 9-ARYL-9-AZA-2,8-DIOXO-4,5-BENZOBICYCLONONANE, A NEW HETEROCYCLIC SYSTEM
Ghosh, Malay,Kar, Gandhi K. Ray, Jayanta K.,Chatterjee, Basanta G.
, p. 667 - 676 (2007/10/02)
A new and vaersatile synthetic procedure for the title compound is reported.Two routes for the cyclization of diazoketones (4) has been developed.