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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 578377Generated: October 26, 2026

2-Aminomethyl-1,4-benzodioxane → N2-(2,3-dihydro-1,4-benzodioxin-2-ylmethyl)-5-fluoro-N4-(3-hydroxyphenyl)-2,4-pyrimidinediamine

https://huagongshe.com/reaction/578377

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Aminomethyl-1,4-benzodioxaneHCID 15053—
Reactant2-chloro-5-fluoro-N-(3-hydroxyphenyl)-4-pyrimidineamineHCID 22060451—
ProductN2-(2,3-dihydro-1,4-benzodioxin-2-ylmethyl)-5-fluoro-N4-(3-hydroxyphenyl)-2,4-pyrimidinediamineHCID 22060632—

Reaction Steps

In like manner to the preparation of N4-(3-aminophenyl)-N2-[2-(methoxycarbonyl)-benzofurane-5-yl]-5-fluoro-2,4-pyrimidinediamine, 2-chloro-5-fluoro-N4-(3-hydroxyphenyl)-4-pyrimidineamine and 2,3-dihydro-1,4-benzodioxin-2-ylmethylamine were reacted to give N2-(2,3-dihydro-1,4-benzodioxin-2-ylmethyl)-5-fluoro-N4-(3-hydroxyphenyl)-2,4-pyrimidinediamine. LCMS: ret. time: 19.26 min.; purity: 96.2%; MS (m/e): 369.08 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09040550B2
Source datasetuspto-grants-2015_05
ORD IDord-eb952af597b44b239fb92b04c9390b53
Source noteuspto-grants-2015_05