HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 334776Generated: October 30, 2026
2-Chlorobenzothiazole → HCID 86086754, compound
https://huagongshe.com/reaction/334776
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | 2-Chlorobenzothiazole | HCID 11987 | — |
| Reactant | Diisopropylethylamine | HCID 81531 | — |
| Reactant | HCID 45079515 | HCID 45079515 | — |
| Solvent | Dimethylformamide | HCID 6228 | — |
| Product | HCID 86086754 | HCID 86086754 | 95% |
Reaction Steps
4-(pyridin-2-yl)but-3-yn-1-amine (640 mg, 4.40 mmol), 2-chlorobenzo[d]thiazole (373 mg, 2.2 mmol) and DIEA (452 μL, 2.64 mmol) were poured into DMF (2.2 mL) and the resulting solution was heated two days at 120° C. The solvent was removed under reduce pressure and the crude product was purified over silicagel chromatography (prepacked 25 g silicagel column, Cyclohexane/AcOEt: 70/30 as eluent) to afford 582 mg of N-(4-(pyridin-2-yl)but-3-ynyl)benzo[d]thiazol-2-amine (Yield: 95%) as a brownish oil.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08883826B2 |
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| Source dataset | uspto-grants-2014_11 |
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| ORD ID | ord-eac832f6725346079386ad2437de538e |
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| Source note | uspto-grants-2014_11 |
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