Chemistry of 1,2,3‐thiadiazole. IV. Synthesis of [1]benzoxepino‐[3,4‐ d ][1,2,3]thiadiazole, [1]benzothiepino‐[3,4‐ d ][1,2,3]thiadiazole, [1]benzoxepino[4,3‐ d ][1,2,3]thiadiazole, [1]benzoxepino[4,3‐ d ]oxazole and [1]benzoxepino[4,3‐ d ]oxazole. Four novel heterocycles | Zendy

Shafiee A. | Zendy; Kiaeay G. | Zendy

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Chemistry of 1,2,3‐thiadiazole. IV. Synthesis of [1]benzoxepino‐[3,4‐ d ][1,2,3]thiadiazole, [1]benzothiepino‐[3,4‐ d ][1,2,3]thiadiazole, [1]benzoxepino[4,3‐ d ][1,2,3]thiadiazole, [1]benzoxepino[4,3‐ d ]oxazole and [1]benzoxepino[4,3‐ d ]oxazole. Four novel heterocycles

Author(s) -

Shafiee A.,

Kiaeay G.

Publication year - 1981

Publication title -

journal of heterocyclic chemistry

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 0.321

H-Index - 59

eISSN - 1943-5193

pISSN - 0022-152X

DOI - 10.1002/jhet.5570180510

Subject(s) - chemistry , aryl , thiazole , medicinal chemistry , stereochemistry , organic chemistry , alkyl

Starting from the readily available 4‐bromomethy‐5‐carbethoxy 1,2,3‐thiadiazole (V), 5‐bromomethy‐4‐carbethoxy‐1,2,3‐thiadiazole (IX) and ethyl 2‐aryl‐5‐bromomethyloxazole‐4‐carboxylate (XIV), 4,10‐dihydro‐10‐oxo[1]benzoxepino[3,4‐ d ][1,2,3]thiadiazole (Ia), 4,10‐dihydro‐10‐oxo[1]benzothiepino[3,4‐ d ][1,2,3]thiadiazole (Ib), 4,10‐dihydro‐4‐oxo[1]benzothiepino[4,3‐ d ] [1,2,3]thiazole (II), 2‐aryl‐4,10‐dihydro‐4‐oxo[1]benzoxepino[4,3‐ d ]oxazoles (XIXa‐XIXc) and 2‐aryl‐4,10‐dihydro‐4‐oxo[1]benzothiepino[4,3‐ d ]oxazoles (XIXd‐XIXf) were prepared.

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