43154-71-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 43154-71-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,3,1,5 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 43154-71:
(7*4)+(6*3)+(5*1)+(4*5)+(3*4)+(2*7)+(1*1)=98
98 % 10 = 8
So 43154-71-8 is a valid CAS Registry Number.
43154-71-8Relevant articles and documents
THERMOLYSIS OF 4-AZIDOPYRIMIDINES AND 4-AZIDOQUINAZOLINES
Giammanco, Lorenzo,Invidiata, Francesco Paolo
, p. 1459 - 1464 (2007/10/02)
A facile thermolysis of 4-azidopyrimidines and 4-azidoquinazolines leading, by ring contraction, in excellent yields to 1-cyanoimidazoles and benzimidazoles is reported.
