123216-45-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123216-45-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,2,1 and 6 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 123216-45:
(8*1)+(7*2)+(6*3)+(5*2)+(4*1)+(3*6)+(2*4)+(1*5)=85
85 % 10 = 5
So 123216-45-5 is a valid CAS Registry Number.
123216-45-5Relevant articles and documents
Regioselective acylations at the 2 and 6 position of N-acetylindole
Cruz, Rosimeire P.A.,Ottoni, Olívia,Abella, Carlos A.M.,Aquino, Lígia B.
, p. 1467 - 1469 (2001)
Regioselective acylations under Friedel-Crafts conditions at C6 and C2 positions of N-acetylindole are described.