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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 603674Generated: October 25, 2026

1,4-Benzodioxan-6-ylamine → N2-(3,4-ethylenedioxyphenyl)-5-fluoro-N2-(2-hydro xy-2-phenylethyl)-2,4-pyrimidinediamine

https://huagongshe.com/reaction/603674

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,4-Benzodioxan-6-ylamineHCID 89148—
ReactantN4-(3,4-ethylenedioxyphenyl)-5-fluoro-N2-(3-hydroxyphenyl)-2,4-primidinediamineHCID 22060334—
Reactant2-chloro-5-fluoro-N4-(2-hydroxy-2-phenylethyl)-4-pyrimidineamineHCID 22060827—
ProductN2-(3,4-ethylenedioxyphenyl)-5-fluoro-N2-(2-hydro xy-2-phenylethyl)-2,4-pyrimidinediamineHCID 22060669—

Reaction Steps

In a manner similar to the preparation of N4-(3,4-ethylenedioxyphenyl)-5-fluoro-N2-(3-hydroxyphenyl)-2,4-pyrimidinediamine, 2-chloro-5-fluoro-N4-(2-hydroxy-2-phenylethyl)-4-pyrimidineamine and 3,4-ethylenedioxyaniline were reacted to yield N2-(3,4-ethylenedioxyphenyl)-5-fluoro-N2-(2-hydroxy-2-phenylethyl)-2,4-pyrimidinediamine. 1H NMR (CDCl3): δ 7.79 (s, 1H), 7.48 (m, 5H), 6.89-6.71 (m, 3H), 5.41-5.38, 4.97 (dd, 1H, J=3.6 and 7.5 Hz), 4.28-4.22 (m, 4H), 3.88 (ddd, 1H, J=4.2, 7.2, and 14.1), 3.64-3.55 (m, 1H); 19F NMR (CDCl3): −47910; LCMS: ret. time: 20.47 min.; purity: 88%; MS (m/e): 383 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07906644B2
Source datasetuspto-grants-2011_03
ORD IDord-3453929dd30b43f9a3ec7d6f9f53c2af
Source noteuspto-grants-2011_03