Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 603678Generated: October 27, 2026

4-Ethylaniline → N4-(3,4-ethylenedioxyphenyl)-N2-(4-ethylphenyl)-5-fluoro-2,4-pyrimidinediamine

https://huagongshe.com/reaction/603678

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-EthylanilineHCID 11504—
ReactantN4-(3,4-ethylenedioxyphenyl)-5-fluoro-N2-(3-hydroxyphenyl)-2,4-primidinediamineHCID 22060334—
Reactant2-chloro-5-fluoro-N-(3,4-ethylenedioxyphenyl)-4-pyrimidineamineHCID 22060362—
ProductN4-(3,4-ethylenedioxyphenyl)-N2-(4-ethylphenyl)-5-fluoro-2,4-pyrimidinediamineHCID 22061048—

Reaction Steps

In a manner similar to the preparation of N4-(3,4-ethylenedioxyphenyl)-5-fluoro-N2-(3-hydroxyphenyl)-2,4-pyrimidinediamine, 2-chloro-N4-(3,4-ethylenedioxyphenyl)-5-fluoro-4-pyrimidineamine and 4-ethylaniline were reacted to yield N4-(3,4-ethylenedioxyphenyl)-N2-(4-ethylphenyl)-5-fluoro-2,4-pyrimidinediamine. 1H NMR (CDCl3): δ 7.87 (bs, 1H), 7.42 (d, 2H, J=8.7 Hz), 7.26 (d, 1H, J=3.0 Hz), 7.13-7.08 (m, 3H), 6.95 (dd, 1H, J=2.4 and 8.7 Hz), 6.82 (d, 1H, J=9.0 Hz), 6.60 (bs, 1H), 4.23 (s, 4H), 2.59 (q, 2H, J=7.5 Hz), 1.20 (t, 3H, J=7.5 Hz); 19F NMR (CDCl3): −47549; LCMS: ret. time: 25.31 min.; purity: 99%; MS (m/e): 367 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07906644B2
Source datasetuspto-grants-2011_03
ORD IDord-d00fe980138649679d996411502dc0b8
Source noteuspto-grants-2011_03