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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 48437Generated: October 26, 2026

Triethylamine → 4-(4-Methoxyindan-2-yl)amino-5-methylthieno[2,3-d]pyrimidine

https://huagongshe.com/reaction/48437

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant4-Chloro-5-methylthieno[2,3-d]pyrimidineHCID 290225—
Reactant4-methoxy-2,3-dihydro-1H-inden-2-amineHCID 12728228—
SolventEthanolHCID 702—
Product4-(4-Methoxyindan-2-yl)amino-5-methylthieno[2,3-d]pyrimidineHCID 2271962094.1%

Reaction Steps

Using 2-amino-4-methoxyindan (27 mg, 0.17 mmol) synthesized in the above b) in Reference Production Example 5, 4-chloro-5-methylthieno[2,3-d]pyrimidine (31 mg, 0.17 mmol), triethylamine (71 μl, 0.51 mmol), and ethanol (1.5 ml), a similar procedure to b) in Production Example 208 was carried out. The product obtained was purified by silica gel chromatography (hexane:ethyl acetate=2:1) to obtain the title compound (50 mg, 0.16 mmol) having the following physical properties:

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06703421B1
Source datasetuspto-grants-2004_03
ORD IDord-f3820ac076ff4e9d84656826d2b6e83a
Source noteuspto-grants-2004_03