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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 498043Generated: October 26, 2026

2-Iodobenzoic acid → 1-(6-ethoxy-2-pyridinyl)-3-methyl-1H-pyrazol-5-ylamine

https://huagongshe.com/reaction/498043

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Iodobenzoic acidHCID 6941—
Reactant2-Chloro-6-ethoxypyridineHCID 98563—
Reactant6-Ethoxy-2-hydrazinopyridineHCID 22320339—
Reactant1-(6-ethoxy-2-pyridinyl)-3-methyl-1H-pyrazol-5-ylamineHCID 22320358—
Product4-Chloro-1-(6-ethoxy-2-pyridinyl)-3-methyl-1H-pyrazolo[3,4-b]quinolineHCID 22320331—
Product1-(6-ethoxy-2-pyridinyl)-3-methyl-1H-pyrazol-5-ylamineHCID 2232035836%

Reaction Steps

Following the procedure described in Reference Example 2-4, 1-(6-ethoxy-2-pyridinyl)-3-methyl-1H-pyrazol-5-ylamine was prepared from 6-ethoxy-2-hydrazinopyridine which was prepared from 2-chloro-6-ethoxypyridine following the method described in Reference Example 2-2. Subsequently, following the methods described in Reference Example 2-5 and Example 2-1, the title compound was prepared from o-iodobenzoic acid and 1-(6-ethoxy-2-pyridinyl)-3-methyl-1H-pyrazol-5-ylamine (36% yield).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06949648B2
Source datasetuspto-grants-2005_09
ORD IDord-924538d461a647ff98332d649a44b220
Source noteuspto-grants-2005_09