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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1784943Generated: October 30, 2026

Sodium hydride → HCID 68955586, compound

https://huagongshe.com/reaction/1784943

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium hydrideHCID 24758—
ReactantHCID 18361324HCID 18361324—
Reactant1,3-Benzenedicarboxylic acid, monomethyl ester, 2,2-dimethylhydrazideHCID 68960991—
SolventTetrahydrofuranHCID 8028—
ProductHCID 68955586HCID 6895558670%

Reaction Conditions

Temperature3.5 °C

Reaction Steps

To the sodium hydride (16 mg, 0.68 mmol) in THF (3 ml) at 0° C., methyl 3-(2,2-dimethylhydrazinecarbonyl)benzoate (100 mg, 0.45 nmol) was added. After 10 min, 4-methyl-2-bromo methyl thiazole (103 mg, 0.54 mmol) was added and reaction mixture was stirred at 3-4° C. overnight. Reaction mixture was quenched with MeOH and diluted with ethylacetate. Organic layer was washed with water, brine and dried. Crude residue was purified by column chromatography to yield 70% of methyl 3-(2,2-dimethyl-1-((4-methylthiazol-2-yl)methyl)hydrazinecarbonyl)benzoate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07504420B2
Source datasetuspto-grants-2009_03
ORD IDord-1828696cbe48471ca423380990a521a1
Source noteuspto-grants-2009_03