1-Bromo-3-chloropropane → 2,3,6,7-Tetrahydro-5H-[1,3]thiazolo[2,3-b][1,3]thiazin-4-ium bromide
Reaktionsgleichung
[S:1]1[CH2:5][CH2:4][NH:3][C:2]1=[S:6].[Br:7][CH2:8][CH2:9][CH2:10]Cl>C(#N)C>[Br-:7].[S:1]1[C:2]2[S:6][CH2:8][CH2:9][CH2:10][N+:3]=2[CH2:4][CH2:5]1Komponenten
4
Edukt 2
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
A mixture of 12 g. of thiazolidine-2-thione, and 16 g. of 1-bromo-3-chloro propane in 100 ml. of acetonitrile is refluxed for 12 hours, cooled and the product removed by filtration. Recrystallization from ethanol gives 2,3,5,6-tetrahydrothiazolo[2,3-b]-(1,3)-thiazinium bromide.
Aufarbeitung
- additionA mixture of 12 g
- temperaturecooled
- customthe product removed by filtration
- customRecrystallization from ethanol
Quellen und Nachweise
- ORD-Eintrag
- ord-2c88d7ebca164b9290a79b7c323da0ed
- Quelldatensatz
- uspto-grants-1976_06
- Patentnummer
- US03962437
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