110209-21-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 110209-21-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,0,2,0 and 9 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 110209-21:
(8*1)+(7*1)+(6*0)+(5*2)+(4*0)+(3*9)+(2*2)+(1*1)=57
57 % 10 = 7
So 110209-21-7 is a valid CAS Registry Number.
110209-21-7Relevant articles and documents
2-Methylthiazolium Salts as 1,4-Dinucleophiles. Thiazolopyridinium Salts from Westphal Condensation
Galera, C.,Vaquero, J. J.,Navio, Garcia J. L.,Alvarez-Builla, J.
, p. 1889 - 1892 (2007/10/02)
Condensation of 2-methylthiazolium salts with 1,2-dicarbonyls in the presence of base, yielded thiazolopyridinium derivatives.Results with different substrates are discussed.
