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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2230143Generated: October 31, 2026

Norleucine, D-(-)- → Hexanoic acid, 2-hydroxy-, (2R)-

https://huagongshe.com/reaction/2230143

Reaction equation

Participants

RoleNameHCIDCharge
ReactantNorleucine, D-(-)-HCID 456468—
ReactantSodium NitriteHCID 23668193—
SolventWaterHCID 962—
SolventSulfuric AcidHCID 1118—
ProductHexanoic acid, 2-hydroxy-, (2R)-HCID 6995511—

Reaction Conditions

Temperature0 °C

Reaction Steps

To a cooled (0° C.), stirred solution of D-norleucine (500 mg, 3.81 mmol) in 10 mL of 1N aqueous sulfuric acid was added sodium nitrite (421 mg, 6.10 mmol) in 3 mL of water dropwise over a 20-minute period. The reaction mixture was allowed to slowly warm to room temperature over a 16-hour period. The mixture then was extracted with EtOAc (2×25 mL), dried (Na2SO4), and concentrated to yield 200 mg (40%) of a white waxy solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06423710B1
Source datasetuspto-grants-2002_07
ORD IDord-096116ff309044bc94fcf8e4c97ecdf1
Source noteuspto-grants-2002_07