Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 528392Generated: October 26, 2026

4-Amino-2,6-dichlorophenol → 5-Fluoro-N2-(3,5-dichloro-4-hydroxyphenyl)-N4-(3-hydroxyphenyl)-2,4-pyrimidinediamine

https://huagongshe.com/reaction/528392

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Amino-2,6-dichlorophenolHCID 80037—
Reactant2-chloro-5-fluoro-N-(3-hydroxyphenyl)-4-pyrimidineamineHCID 22060451—
Product5-Fluoro-N2-(3,5-dichloro-4-hydroxyphenyl)-N4-(3-hydroxyphenyl)-2,4-pyrimidinediamineHCID 22061010—

Reaction Steps

In a like manner to the preparation of N4-(3,4-ethylenedioxyphenyl)-5-fluoro-N2-(3-hydroxyphenyl)-2,4-pyrimidinediamine, 2-chloro-5-fluoro-N4-(3-hydroxyphenyl)-4-pyrimidineamine and 3,5-dichloro-4-hydroxyaniline were reacted to produce 5-Fluoro-N2-(3,5-dichloro-4-hydroxyphenyl)-N4-(3-hydroxyphenyl)-2,4-pyrimidinediamine. 1H NMR (DMSO-d6): δ 9.47 (bs, 1H), 9.35 (bs, 1H), 9.22 (bs, 2H), 8.09 (d, 1H, J=3.6 Hz), 7.70 (s, 2H), 7.31 (dd, 1H, J=1.2 and 9.3 Hz), 7.10 (t, 1H, J=7.5 Hz), 7.00 (bs, 1H), 6.48 (dd, 1H, J=1.2 and 6.9 Hz); LCMS: purity: 93%; MS (m/e): 382 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09346765B2
Source datasetuspto-grants-2016_05
ORD IDord-8f790f38522e45d7aa3cb350768a1b5a
Source noteuspto-grants-2016_05