202746-86-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 202746-86-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,2,7,4 and 6 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 202746-86:
(8*2)+(7*0)+(6*2)+(5*7)+(4*4)+(3*6)+(2*8)+(1*6)=119
119 % 10 = 9
So 202746-86-9 is a valid CAS Registry Number.
202746-86-9Relevant articles and documents
5-(4,6-Diphenyl-2-pyrimidinyl)-1,3,4-oxa(thia)diazoles and 1,2,4-triazoles
Mekuskiene, Geidrute,Tumkevicius, Sigitas,Vainilavicius, Povilas
, p. 213 - 215 (2007/10/03)
Synthesis of 5-(4,6-diphenyl-2-pyrimidinyl)-1,3,4 -oxa(thia)diazoles and corresponding 1,2,4-triazoles from 4,6-diphenyl-2-pyrimidinecarboxylic acid hydrazide and 1-(4,6-diphenyl-2-pyrimidinylcarbonyl)-4-phenylthiosemicarbazide is described.