52999-84-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52999-84-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,9,9 and 9 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 52999-84:
(7*5)+(6*2)+(5*9)+(4*9)+(3*9)+(2*8)+(1*4)=175
175 % 10 = 5
So 52999-84-5 is a valid CAS Registry Number.
52999-84-5Relevant articles and documents
A synthesis of n-formylenamides of isoquinoline
Ivanov, Iliyan,Nikolova, Stoyanka,Statkova-Abeghe, Stela,Angelov, Plamen
, p. 387 - 393 (2007/10/03)
N-Formylenamides of isoquinoline (6) were obtained from N-[2-(2-acyl-4,5-dimethoxyphenyl)ethyl]formamides (5) by cyclization in the presence of catalytic amount of p-toluensulfonic acid. The starting keto formamides (5) were obtained by acylation of a N-[
