216586-83-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 216586-83-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,6,5,8 and 6 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 216586-83:
(8*2)+(7*1)+(6*6)+(5*5)+(4*8)+(3*6)+(2*8)+(1*3)=153
153 % 10 = 3
So 216586-83-3 is a valid CAS Registry Number.
216586-83-3Relevant academic research and scientific papers
Studies on the synthesis of benzimidazo [2,1- a]isoquinolines
Deady, Leslie W.,Loria, Paul M.,Rodemann, Thomas
, p. 941 - 945 (2007/10/03)
The reaction of the isocoumarin derivative 1-acetylimino-3-methyl-1H-2-benzopyran-4-carbonitrile (1a) with aromatic ortho diamines provides entry to the benzimidazo[2,1-a]isoquinoline and related systems. Various conversions of the methyl and cyano groups
