101685-44-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 101685-44-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,6,8 and 5 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 101685-44:
(8*1)+(7*0)+(6*1)+(5*6)+(4*8)+(3*5)+(2*4)+(1*4)=103
103 % 10 = 3
So 101685-44-3 is a valid CAS Registry Number.
101685-44-3Relevant articles and documents
2-Methylpyridinium Salts as 1,4-Dinucleophiles. Quinolizinium Salts from the Westphal Condensation
Alvarez-Builla, J.,Trigo, G. Gonzales,Ezquerra, J.,Fombella, M.E.
, p. 681 - 685 (2007/10/02)
Condensation of 2-methylpyridinium salts with 1,2-dicarbonyls in the presence of base, yielded 2,3-disubstituted quinolizinium compounds.Results obtained with different pyridinium substrates are discussed.
