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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 534749Generated: October 27, 2026

Sodium borohydride → HCID 59262202, compound

https://huagongshe.com/reaction/534749

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium borohydrideHCID 4311764—
ReactantHCID 59262121HCID 59262121—
Reactant1,1-Dimethylethyl (2S)-2-methyl-4-{[4-(methylamino)phenyl]methyl}-1-piperazinecarboxylateHCID 59262131—
ProductHCID 59262202HCID 59262202—

Reaction Conditions

Temperature50 °C

Reaction Steps

The title compound was prepared from 1,1-dimethylethyl (2S)-4-[(4-amino-2-fluorophenyl)methyl]-2-methyl-1-piperazinecarboxylate (D66) using a method similar to that described for D3 in Description 3A although the reaction was heated at 50° C. overnight prior to addition of sodium borohydride and for 24 h after addition. δH (CDCl3, 400 MHz) 7.11 (1H, t), 6.35 (1H, dd), 6.27 (1H, dd), 4.17 (1H, br.s), 3.78 (2H, m), 3.44 (2H, m), 3.07 (1H, td), 2.82 (3H, s), 2.75 (1H, m), 2.59 (1H, m), 2.14 (1H, dd), 1.99 (1H, m), 1.44 (9H, s), 1.21 (3H, d).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08853218B2
Source datasetuspto-grants-2014_10
ORD IDord-f71b69de28ab4ae1aae4bc6873406104
Source noteuspto-grants-2014_10