219834-92-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 219834-92-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,9,8,3 and 4 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 219834-92:
(8*2)+(7*1)+(6*9)+(5*8)+(4*3)+(3*4)+(2*9)+(1*2)=161
161 % 10 = 1
So 219834-92-1 is a valid CAS Registry Number.
219834-92-1Relevant articles and documents
Synthesis of atropisomeric analogues of DMAP
Spivey, Alan C.,Fekner, Tomasz,Adams, Harry
, p. 8919 - 8922 (1998)
A method for the preparation of 7-aryl derivatives of N-methyl-5- azaindolinee involving Suzuki cross-coupling is described. Certain biaryls prepared in this manner exhibit atropisomerism. In particular, azaindoline 11 is shown to be configurationally sta
