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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 273114Generated: October 26, 2026

Hydrazine hydrate (1:1) → 2-Methylisonicotinic acid hydrazide

https://huagongshe.com/reaction/273114

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazine hydrate (1:1)HCID 24654—
ReactantMethyl 2-methylisonicotinateHCID 11542811—
Product2-Methylisonicotinic acid hydrazideHCID 32254986%

Reaction Steps

2-Methyl-isonicotinic acid methyl ester (316.5 mg, 2.093 mmol) was dissolved in MEOH (7 mL) under Argon and hydrazine monohydrate 98% (1 mL, 20.93 mmol) was added. The reaction was allowed to stir under Argon at room temperature for eighteen hours. The reaction was concentrated to give the title compound (271.9 mg, 86%) as a white solid. 1H NMR CDCl3 δ (ppm): 8.59 (d, 1H), 7.50 (s, 1H), 7.38 (d, 1H), 3.09 (br. s, 3H), 2.60 (s, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07456200B2
Source datasetuspto-grants-2008_11
ORD IDord-25c6d70903484f04990a3df67aeb4b3f
Source noteuspto-grants-2008_11