attempted synthesis of 4,5-bis(dimethylamino)-1,2,3-thiadiazole

Oxidation of 2-hydrazono-N,N,N′,N′ tetramethylthiooxamide ( 8 ) by various reagents did not provide the expected thiadiazole 4 , but rather gave azines 11 and 12 . It is postulated that the hydrazone derived from 8 lost nitrogen to give carbene 14 which in turn produced 11 and 12 .

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Veröffentlicht in:Canadian journal of chemistry 1971-09, Vol.49 (17), p.2898-2902
Hauptverfasser: Oliver, J.E, Stokes, J.B
Format: Artikel
Sprache:eng
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Zusammenfassung:Oxidation of 2-hydrazono-N,N,N′,N′ tetramethylthiooxamide ( 8 ) by various reagents did not provide the expected thiadiazole 4 , but rather gave azines 11 and 12 . It is postulated that the hydrazone derived from 8 lost nitrogen to give carbene 14 which in turn produced 11 and 12 .
ISSN:0008-4042
1480-3291
DOI:10.1139/v71-481