83548-78-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83548-78-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,5,4 and 8 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 83548-78:
(7*8)+(6*3)+(5*5)+(4*4)+(3*8)+(2*7)+(1*8)=161
161 % 10 = 1
So 83548-78-1 is a valid CAS Registry Number.
83548-78-1Relevant articles and documents
Synthesis and Biological Activity of Tetrazolothienopyrimidines
Shishoo, C. J.,Devani, M. B.,Karvekar, M. D.,Ullas, G. V.,Ananthan, S.,et al.
, p. 666 - 668 (2007/10/02)
4-Hydrazinothienopyrimidines (VI) undergo cyclization with nitrous acid to give tetrazolothienopyrimidines (VII).The latter compounds have been screened for their analgesic and antiinflammatory activities.
