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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1753355Generated: October 28, 2026

2,4-Dichloro-5-fluoropyrimidine → N2,N4-bis(4-ethoxycarbonylamino-3-hydroxyphenyl)-5-fluoro-2,4-pyrimidinediamine

https://huagongshe.com/reaction/1753355

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,4-Dichloro-5-fluoropyrimidineHCID 250705—
Reactantethyl N-(4-amino-2-hydroxyphenyl)carbamateHCID 4078585—
ProductN2,N4-bis(4-ethoxycarbonylamino-3-hydroxyphenyl)-5-fluoro-2,4-pyrimidinediamineHCID 22060292—

Reaction Steps

In like manner to N2,N4-bis(3-hydroxyphenyl)-5-fluoro-2,4-pyrimidinediamine, 2,4-dichloro-5-fluoropyrimidine and 4-ethoxycarbonylamino-3-hydroxyaniline were reacted to yield N2,N4-bis(4-ethoxycarbonylamino-3-hydroxyphenyl)-5-fluoro-2,4-pyrimidinediamine. 1H NMR (CD3OD): δ 7.86 (d, 1H J=4 Hz), 7.67 (m, 2H), 7.20 (dd, 1H, J=8 Hz, J=4.1 Hz), 7.13 (d, 1H), 6.90 (m, 2H), 4.2 (m, 4H), 1.32 (m, 6H); LCMS: ret. time: 20.92 min.; purity: 98%; MS (m/e): 487 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09162989B2
Source datasetuspto-grants-2015_10
ORD IDord-27a603da88d747a4a0828732f3c9150e
Source noteuspto-grants-2015_10