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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 378797Generated: October 30, 2026

Water → HCID 21696665, compound

https://huagongshe.com/reaction/378797

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantSodium AzideHCID 33557—
ReactantSodium borohydrideHCID 4311764—
ReactantHCID 21696617HCID 21696617—
SolventMethanolHCID 887—
SolventDimethylformamideHCID 6228—
ProductHCID 21696665HCID 21696665—

Reaction Conditions

Temperature70 °C

Reaction Steps

To a solution of methyl 4-chloro-6-trifluoromethylpyridine-2-carboxylate (2.44 g, 10.2 mmol) in aqueous DMF was added NaN3 (0.7 g, 10.8 mmol). The resulting mixture was heated at 70° C. for 18 hr, added to H2O and extracted (3×) with Et2O. The organic layer was concentrated to yield a white solid that was dissolved in 10 mL of MeOH. Excess NaBH4 was added and the reaction mixture stirred at RT for 0.5 hr. This material was added to H2O, extracted (3×) with Et2O. The extract was dried over MgSO4 and concentrated. The resulting residue was purified via flash column chromatography to give 0.95 of product as a white solid; mp 114° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06297197B1
Source datasetuspto-grants-2001_10
ORD IDord-7216734850524731a226917c9e0fc1ff
Source noteuspto-grants-2001_10