99214-42-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99214-42-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,2,1 and 4 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 99214-42:
(7*9)+(6*9)+(5*2)+(4*1)+(3*4)+(2*4)+(1*2)=153
153 % 10 = 3
So 99214-42-3 is a valid CAS Registry Number.
99214-42-3Relevant 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.