121217-68-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121217-68-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,2,1 and 7 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 121217-68:
(8*1)+(7*2)+(6*1)+(5*2)+(4*1)+(3*7)+(2*6)+(1*8)=83
83 % 10 = 3
So 121217-68-3 is a valid CAS Registry Number.
121217-68-3Relevant articles and documents
INDOLE DERIVATIVES. 133. SYNTHESIS OF 5-(2-PYRIDYL)INDOLE
Akhvlediani, R. N.,Khazhidze, M. M.,Eraksina, V. N.,Suvorov, N. N.
, p. 1221 - 1225 (2007/10/02)
Starting from 2-(4-nitrophenyl)pyridine, the product of the Gomberg arylation of pyridine, 5-(2-pyridyl)indole was prepared by the Japp-Klingman reaction. 13C NMR indicated an inductively transmitted interaction between the pyridine and indole rings.
