115549-85-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115549-85-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,5,4 and 9 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 115549-85:
(8*1)+(7*1)+(6*5)+(5*5)+(4*4)+(3*9)+(2*8)+(1*5)=134
134 % 10 = 4
So 115549-85-4 is a valid CAS Registry Number.
115549-85-4Relevant articles and documents
On Triazoles. XVII. The Reaction of 5-Amino-1,2,4-Triazoles with N-Heterocyclic β-Oxo-esters
Reiter, Jozsef,Rivo, Endre
, p. 1497 - 1502 (2007/10/02)
Pyrrolo-1,2,4-triazolopyrimidinone (3d), pyrido-1,2,4-triazolopyrimidinone (3e) and pyrido-1,2,4-triazolopyrimidinone (4e) derivatives representing three new ring systems were synthesized.Their structure was prove