97326-98-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97326-98-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,3,2 and 6 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 97326-98:
(7*9)+(6*7)+(5*3)+(4*2)+(3*6)+(2*9)+(1*8)=172
172 % 10 = 2
So 97326-98-2 is a valid CAS Registry Number.
97326-98-2Relevant articles and documents
Synthesis of Fluorescent and Coloured Pyrylium and Pyridinium Salts
Katritzky, Alan R.,Schwarz, Otto A.,Rahman, Abdu E. Abdel,Leahy, David E.
, p. 1673 - 1677 (2007/10/02)
The synthesis is described of fluorescent and coloured pyrylium and pyridinium salts, including water-soluble derivatives, designed to serve as marker reagents for primary amines.