141240-68-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141240-68-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,2,4 and 0 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 141240-68:
(8*1)+(7*4)+(6*1)+(5*2)+(4*4)+(3*0)+(2*6)+(1*8)=88
88 % 10 = 8
So 141240-68-8 is a valid CAS Registry Number.
141240-68-8Relevant articles and documents
1-CYANOBENZOTRIAZOLE: A SAFE AND CONVENIENT SOURCE OF (+)CN
Katritzky, Alan R.,Brzezinski, Jacek Z.,Lam, Jamshed N.
, p. 573 - 580 (2007/10/03)
Readily available 1-cyanobenzotriazole is a convenient reagent for the conversion of secondary amines into the corresponding cyanamides. Exploratory work with primary amines and with mercaptans is also reported.