79208-90-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79208-90-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,2,0 and 8 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 79208-90:
(7*7)+(6*9)+(5*2)+(4*0)+(3*8)+(2*9)+(1*0)=155
155 % 10 = 5
So 79208-90-5 is a valid CAS Registry Number.
79208-90-5Relevant articles and documents
Mannich Reaction of Dihydropyridine Derivatives. II. Reaction with Primary Amines
Aritomi, Jiro,Nishimura, Haruki
, p. 1193 - 1202 (2007/10/02)
Dialkyl 4-aryl-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylates (I) were subjected to the Mannich reaction with excess paraformaldehyde and primary amine in ethanolic solution.Novel ring-system compounds, dialkyl t-6-aryl-1H,6H-2,3,6a,7,8,9-hexahydro-2
