77202-05-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77202-05-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,2,0 and 2 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 77202-05:
(7*7)+(6*7)+(5*2)+(4*0)+(3*2)+(2*0)+(1*5)=112
112 % 10 = 2
So 77202-05-2 is a valid CAS Registry Number.
77202-05-2Relevant articles and documents
Oxidation of 1-Aminopyrazoles and Synthesis of 1,2,3-Triazines
Ohsawa, Akio,Arai, Heihachiro,Ohnishi, Hidefumi,Itoh, Takashi,Kaihoh, Terumitsu,et al.
, p. 5520 - 5523 (2007/10/02)
Unsubstituted and various substituted monocyclic 1,2,3-triazines were synthesized from 1-aminopyrazoles by oxidation with lead tetraacetate, lead dioxide-CF3CO2H, and/or nickel peroxide-AcOH.