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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 534385Generated: October 23, 2026

1H-indazol-7-amine → N2,N4-bis(7-indazolyl)-5-ethoxycarbonyl-2,4-pyrimidinediamine

https://huagongshe.com/en/reaction/534385

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1H-indazol-7-amineHCID 88901—
ReactantEthyl 2,4-dichloropyrimidine-5-carboxylateHCID 104020—
ProductN2,N4-bis(7-indazolyl)-5-ethoxycarbonyl-2,4-pyrimidinediamineHCID 22060714—

Reaction Steps

In like manner to N2,N4-bis(3-hydroxyphenyl)-5-ethoxycarbonyl-2,4-pyrimidinediamine, 2,4-dichloro-5-ethoxycarbonylpyrimidine and 7-aminoindazole were reacted to yield N2,N4-bis(7-indazolyl)-5-ethoxycarbonyl-2,4-pyrimidinediamine. 1H NMR (DMSO-d6): δ 8.70 (s, 1H), 7.54 (d, 2H J=8.4 Hz), 7.37 (m, 6H), 4.3 (q, 2H, J=7.0 Hz), 1.33 (3H, J=7 Hz); LCMS: ret. time 23.61 min.; purity: 94%; MS (m/e): 415 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08853397B2
Source datasetuspto-grants-2014_10
ORD IDord-80a3efdd47a04ea4baa334f9785ac109
Source noteuspto-grants-2014_10