ChemicalBook CAS DataBase List 2-oxo-1H,2H,5H,6H,7H,8H,9H-cyclohepta[b]pyridine-3-carbonitrile

2-oxo-1H,2H,5H,6H,7H,8H,9H-cyclohepta[b]pyridine-3-carbonitrile synthesis

1synthesis methods

Product Name:2-oxo-1H,2H,5H,6H,7H,8H,9H-cyclohepta[b]pyridine-3-carbonitrile
CAS Number:117311-18-9
Molecular formula:C11H12N2O
Molecular Weight:188.23

4370-12-1
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109-94-4 Synthesis

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2-oxo-1H,2H,5H,6H,7H,8H,9H-cyclohepta[b]pyridine-3-carbonitrile

117311-18-9
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Yield:117311-18-9 713 mg

Reaction Conditions:

Stage #1: formic acid ethyl ester;cycloheptanonewith sodium methylate in diethyl ether;
Stage #2: 1-cyanoformamidewith piperdinium acetate for 16 h;

References:

Fischer, Christian B.;Polborn, Kurt;Steininger, Harald;Zipse, Hendrik [Zeitschrift fur Naturforschung, B: Chemical Sciences,2004,vol. 59,# 10,p. 1121 - 1131]