83393-63-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83393-63-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,3,9 and 3 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 83393-63:
(7*8)+(6*3)+(5*3)+(4*9)+(3*3)+(2*6)+(1*3)=149
149 % 10 = 9
So 83393-63-9 is a valid CAS Registry Number.
83393-63-9Relevant articles and documents
Potential anticonvulsants. V. The condensation of isatins with C-acetyl heterocyclic compounds
Popp
, p. 589 - 592 (2007/10/02)
A number of C-acetyl heterocyclic compounds were condensed with isatin and substituted isatins to give a series of 3-hydroxy-3-substituted oxindoles. The products from 2-acetylfuran and isatin, 2-acetylthiophene and isatin, and 2-acetylpyridine and 1-meth