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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 48428Generated: October 28, 2026

1,4-Dioxane hydrochloride → N-propyl-2-amino-5-indan carboxamide hydrochloride

https://huagongshe.com/reaction/48428

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,4-Dioxane hydrochlorideHCID 20443148—
ReactantN-propyl-2-(tert-butoxycarbonylamino)-5-indan carboxamideHCID 22719592—
SolventAcetic AcidHCID 176—
ProductN-propyl-2-amino-5-indan carboxamide hydrochlorideHCID 22719626—

Reaction Steps

Using N-propyl-2-(tert-butoxycarbonylamino)-5-indan carboxamide (22 mg, 0.070 mmol), 4N hydrochloric acid-dioxane (2 ml) and acetic acid (6.0 ml), a similar procedure to Production Example 213 was carried out to obtain N-propyl-2-amino-5-indan carboxamide hydrochloride. Then using ethanol (1 ml), triethylamine (0.50 ml, 3.6 mmol), and 4-chloro-5-methylthieno[2,3-d]pyrimidine (18 mg, 1.0 mmol), 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 1:2) to obtain the title compound (12 mg, 0.033 mmol) having the following physical properties:

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06703421B1
Source datasetuspto-grants-2004_03
ORD IDord-3b01965790f84324ba359830190904fd
Source noteuspto-grants-2004_03