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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 540213Generated: October 30, 2026

Triethylamine → HCID 71255874, compound

https://huagongshe.com/reaction/540213

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant2,3,4,5-Tetrahydrobenzo[f][1,4]thiazepineHCID 12269106—
ReactantHCID 86691408HCID 86691408—
SolventDimethylformamideHCID 6228—
SolventEthyl AcetateHCID 8857—
ProductHCID 71255874HCID 7125587465.7%

Reaction Conditions

Temperature150 °C

Reaction Steps

A mixture of (2-chloro-6-methylquinazolin-4-yl)-[3-(dibenzylamino)oxetan-3-ylmethyl]-amine (2 g, 4.4 mmol, prepared in analogy to N-(3-aminooxetan-3-ylmethyl)-2-chloro-6-methylquinazolin-4-amine in Example 55-1), 2,3,4,5-tetrahydro-1,4-benzothiazepine (720 mg, 4.4 mmol), triethylamine (1.2 mL, 8.6 mmol) in N,N-dimethylformamide (20 mL) was heated with stirring in a 30 mL of microwave process vial for 2 hours at 150° C. The reaction mixture was diluted with ethyl acetate, washed with water and brine. The organic layer was dried over sodium sulfate, filtered and concentrated in vacuo. The residue was purified by column chromatography on silica gel to give 1.7 g of the product as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08871756B2
Source datasetuspto-grants-2014_10
ORD IDord-e35a49f4a640488cad107416f9c0f515
Source noteuspto-grants-2014_10