115255-81-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115255-81-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,2,5 and 5 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 115255-81:
(8*1)+(7*1)+(6*5)+(5*2)+(4*5)+(3*5)+(2*8)+(1*1)=107
107 % 10 = 7
So 115255-81-7 is a valid CAS Registry Number.
115255-81-7Relevant articles and documents
A SIMPLE SYNTHESIS OF THE FIRST 1-2λ5-BENZAZAPHOSPHININE RING
Barluenga, Jose,Lopez, Fernando,Palacios, Francisco
, p. 4327 - 4328 (2007/10/02)
Benz-azaphosphininones (1) are synthesized by intramolecular cyclocondensation of phosphine imides (2) in the presence of base.