108201-31-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 108201-31-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,2,0 and 1 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 108201-31:
(8*1)+(7*0)+(6*8)+(5*2)+(4*0)+(3*1)+(2*3)+(1*1)=76
76 % 10 = 6
So 108201-31-6 is a valid CAS Registry Number.
108201-31-6Relevant articles and documents
Reactions of Cyclopropenones with Azomethines, VIII. Diphenylcyclopropenone and Cyclic Imines
Eicher, Theophil,Krause, Detlef
, p. 899 - 907 (2007/10/02)
Reactions of diphenylcyclopropenone (1a) and diphenyl cyclopropenethione (1b) with a variety of cyclic imines (derivatives of 3,4-dihydroisoquinolines 2-4, 2-substituted 1-pyrrolines 5 and 1-piperidines 6,7) gave rise to 2-pyrroline-4-ones and -4-thiones