111677-58-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111677-58-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,6,7 and 7 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 111677-58:
(8*1)+(7*1)+(6*1)+(5*6)+(4*7)+(3*7)+(2*5)+(1*8)=118
118 % 10 = 8
So 111677-58-8 is a valid CAS Registry Number.
111677-58-8Relevant articles and documents
1,4-DIHYDROBENZOTHIENOPYRIDINE-5,5-DIOXIDES
Dubure, R. R.,Vigante, B. A.,Ozols, Ya. Ya.,Dubur, G. Ya.,Rozentale, G. I.
, p. 1267 - 1271 (2007/10/02)
A series of polycyclic 1,4-dihydropyridines has been synthesized, viz., 1,4-dihydrothienopyridine-5,5-dioxides with electron-acceptor substituents at position 3.Their alkylation, chemical oxidation, and reactivity in electrochemical oxidation have