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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 50845Generated: October 26, 2026

Benzylamine → N-benzylthieno[3,2-d]pyrimidin-4-amine

https://huagongshe.com/reaction/50845

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzylamineHCID 7504—
Reactant4-Chlorothieno[3,2-d]pyrimidineHCID 2735821—
Solvent2-MethoxyethanolHCID 8019—
ProductN-benzylthieno[3,2-d]pyrimidin-4-amineHCID 1061014226.2%

Reaction Steps

As described in the previous experiment 4-chlorothieno[3,2-d]pyrimidine (100 mg, 0.586 mmol) and benzylamine (710 μL, 0.645 mmol) in 2-methoxyethanol (2 mL) yields 4-benzylaminothieno[3,2-d]pyrimidine (37 mg, 26%). 1H NMR (DMSO) δ 8.42 (1H, s), 8.12 (1H, d, J=5.5 Hz), 7.39 (1H, d, J=5.3 Hz), 7.40-7.30 (4H, m), 7.24 (1H, t, J=6.8 Hz)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06713484B2
Source datasetuspto-grants-2004_03
ORD IDord-4b515eeae3b444ba9a0131a8592f7bcd
Source noteuspto-grants-2004_03