202336-16-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 202336-16-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,2,3,3 and 6 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 202336-16:
(8*2)+(7*0)+(6*2)+(5*3)+(4*3)+(3*6)+(2*1)+(1*6)=81
81 % 10 = 1
So 202336-16-1 is a valid CAS Registry Number.
202336-16-1Relevant articles and documents
A novel approach to amidines from esters
Gielen, Heike,Alonso-Alija, Cristina,Hendrix, Martin,Niew?hner, Ulrich,Schauss, Dagmar
, p. 419 - 421 (2002)
A mild and efficient method for the direct conversion of aromatic, benzylic and aliphatic esters to amidines - in the form of their hydrochlorides - has been developed.