157069-80-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 157069-80-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,0,6 and 9 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 157069-80:
(8*1)+(7*5)+(6*7)+(5*0)+(4*6)+(3*9)+(2*8)+(1*0)=152
152 % 10 = 2
So 157069-80-2 is a valid CAS Registry Number.
157069-80-2Relevant articles and documents
Synthesis of 2-Benzamidoisoquinolin-1(2H)-one from 2-Vinylbenzoic Acid
Ray, Partha S.,Manning, Michael J.
, p. 1361 - 1366 (2007/10/02)
Treatment of N1-(2-vinylbenzoyl)-N2-benzoylhydrazine (2a) with 3-chloroperoxybenzoic acid led to a cyclization of the intermediate epoxy derivative (3a) to give the alcohol (4a).Conversion of 4a to the thiocarbonate (5a) followed by