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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 458979Generated: October 30, 2026

Sodium borohydride → HCID 22712501, compound

https://huagongshe.com/reaction/458979

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium borohydrideHCID 4311764—
ReactantHCID 22712429HCID 22712429—
ProductHCID 22712501HCID 2271250171.8%

Reaction Steps

Analogous to the procedure described for Example 1A, Step B, 5-[3-oxo-4-(3-phenoxy-phenyl)-butyl]-pyrrolidin-2-one (923.6 mg, 2.86 mmol) was reduced with NaBH4 (54 mg, 1.4 mmol). Purification by medium pressure chromatography (1:1 hexanes:EtOAc to 2% MeOH in CH2Cl2 to 4% MeQOH in CH2Cl2 to 10%/MeOH in CH2Cl2) provided 5-[3-hydroxy-4-(3-phenoxy-phenyl)-butyl]-pyrrolidin-2-one (668.3 mg). 1H NMR (CDCl3) δ7.31 (m, 2H), 7.23 (m, 1H), 7.08 (m, 1H), 6.97 (d, 2H), 6.91 (d, 1H), 6.84 (m, 2H), 3.80 (m, 1H), 3.73 (m, 1H), 2.77–2.03 (m, 2H), 2.40 (m, 2H), 2.24 (m, 1H), 1.75–1.41 (m, 5H); MS 326.3 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07192979B2
Source datasetuspto-grants-2007_03
ORD IDord-d1bd813bff8646b29ead3b7408547937
Source noteuspto-grants-2007_03