540728-99-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 540728-99-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,0,7,2 and 8 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 540728-99:
(8*5)+(7*4)+(6*0)+(5*7)+(4*2)+(3*8)+(2*9)+(1*9)=162
162 % 10 = 2
So 540728-99-2 is a valid CAS Registry Number.
540728-99-2Relevant articles and documents
An approach to acyclo-3-deazapyrimidine S-nucleosides via 3,5-dicyano-2(1H)-pyridinethiones
Attia, Adel M. E.,Ismail, Abd El-Hamid A. A.
, p. 1749 - 1752 (2007/10/03)
A series of different acyclo-3-deazapyrimidine nucleosides have been synthesized. The site of glycosylation was confirmed by 13C NMR spectroscopy.
