HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
4,5-Dihydro-2-(methylthio)thiazole → 2-[2-(3-Chloro-2-tolyl)-hydrazino]-2-thiazoline
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | 4,5-Dihydro-2-(methylthio)thiazole | HCID 88324 | — |
| Edukt | (2-Chloro-6-methylphenyl)hydrazine hydrochloride | HCID 2800160 | — |
| Lösungsmittel | Isopropanol | HCID 3776 | — |
| Produkt | 2-[2-(3-Chloro-2-tolyl)-hydrazino]-2-thiazoline | HCID 70454469 | — |
Reaktionsschritte
A solution of 11.2 g (5% excess) of 2-methylthio-2-thiazoline in 20 ml of isopropanol was added slowly in the course of 30 minutes to a suspension, which was stirred under reflux, of 15.5 g (0.08 mol) of 3-chloro-2-tolyl-hydrazine hydrochloride in 100 ml of isopropanol.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US04575501 |
| Quelldatensatz | uspto-grants-1986_03 |
| ORD ID | ord-2ca251c893084a03b38c979895c8ff64 |
| Quellennotiz | uspto-grants-1986_03 |