One-step synthesis of novel 2,2'-bi(4,5-dihydro-1,3,4-thiadiazole) and 2,3-disubstituted 1,4-benzothiazine derivatives

DOI: 10.1016/S0040-4020(01)90419-3

Source and publish data:

Tetrahedron p. 5091 - 5098 (1994)

Update date:2022-07-30

Topics:

Authors:

Farag Farag

Shawali Shawali

Algharib

Dawood Dawood

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Article abstract of DOI:10.1016/S0040-4020(01)90419-3

N,N'-Diaryloxalodihydrazonoyl dihalides 2 react with potassium thiocyanate or thiourea and yield the hitherto unknown bi-4,5-dihydrothiadiazol-5-imine derivatives 5. Reaction of 5 with acetic anhydride, benzoyl chloride and nitrous acid yield N-acetyl, N-

Full text of DOI:10.1016/S0040-4020(01)90419-3

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Product name:4,4'-Bis-(4-chloro-phenyl)-4H,4'H-[2,2']bi[[1,3,4]thiadiazolyl]-5,5'-diylidenediamine

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