126867-64-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 126867-64-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,8,6 and 7 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 126867-64:
(8*1)+(7*2)+(6*6)+(5*8)+(4*6)+(3*7)+(2*6)+(1*4)=159
159 % 10 = 9
So 126867-64-9 is a valid CAS Registry Number.
126867-64-9Relevant articles and documents
Regioselective Alkylation of 4,6-Bis(methylthio)-1H-pyrazolopyrimidine
Garg, Neeraj,Avasthi, K.,Bhakuni, D. S.
, p. 876 - 878 (2007/10/02)
Reaction of 4,6-bis(methylthio)-1H-pyrazolopyrimidine with alkyl halides in the presence of sodium hydride produces predominantly 2-alkyl-4,6-bis(methylthio-2H-pyrazolopyrimidines in good yields.