83515-23-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83515-23-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,5,1 and 5 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 83515-23:
(7*8)+(6*3)+(5*5)+(4*1)+(3*5)+(2*2)+(1*3)=125
125 % 10 = 5
So 83515-23-5 is a valid CAS Registry Number.
83515-23-5Relevant articles and documents
Synthesis and Reactions of 2-Phenylindol-3-ones
Hiremath, Shivayogi P.,Biradar, Jaiprakash S.,Mruthyunjayaswamy, B. H. M.
, p. 308 - 310 (2007/10/02)
2-Phenyl-3-aminoindoles (2a-d) have been synthesised and converted into the corresponding 2-phenylindol-3-ones (4a-d), which on reaction with o-phenylenediamine (5a,b) and nitrostyrene give 9-substituted 5H-5a,6-dihydro-5a-phenylindoloquinoxalines