HomeMCPWorkbenchSkills
HomeWorkbenchNotificationsMe
llms.txt · MCP GuidePrivacy Policy · Terms of Service · Supportv1.8.0
  1. Home
  2. /Reaction

Sodium borohydride → 1,1-Dimethylethyl (2S)-4-{[3-fluoro-4-(methylamino)phenyl]methyl}-2-methyl-1-piperazinecarboxylate

HRID 644718
Notes
Print preview

Reaction equation

HRID 644718 reaction equation
[NH2:1][C:2]1[CH:7]=[CH:6][C:5]([CH2:8][N:9]2[CH2:14][CH2:13][N:12]([C:15]([O:17][C:18]([CH3:21])([CH3:20])[CH3:19])=[O:16])[C@@H:11]([CH3:22])[CH2:10]2)=[CH:4][C:3]=1[F:23].[CH3:24][C@H]1CN(CC2C=CC(NC)=CC=2)CCN1C(OC(C)(C)C)=O.[BH4-].[Na+]>>[F:23][C:3]1[CH:4]=[C:5]([CH2:8][N:9]2[CH2:14][CH2:13][N:12]([C:15]([O:17][C:18]([CH3:19])([CH3:21])[CH3:20])=[O:16])[C@@H:11]([CH3:22])[CH2:10]2)[CH:6]=[CH:7][C:2]=1[NH:1][CH3:24]
ParticipantsConditionsProcedureSources & evidenceReaction notes

Participants

4

Reactant 3

HCID 4311764Sodium borohydrideHCID 592621311,1-Dimethylethyl (2S)-2-methyl-4-{[4-(methylamino)phenyl]methyl}-1-piperazinecarboxylateHCID 592622441,1-Dimethylethyl (2S)-4-[(4-amino-3-fluorophenyl)methyl]-2-methyl-1-piperazinecarboxylate

Product 1

HCID 592621251,1-Dimethylethyl (2S)-4-{[3-fluoro-4-(methylamino)phenyl]methyl}-2-methyl-1-piperazinecarboxylate

Conditions

Temperature
50 °C

Procedure

The title compound was prepared from 1,1-dimethylethyl (2S)-4-[(4-amino-3-fluorophenyl)methyl]-2-methyl-1-piperazinecarboxylate (D63) using a method similar to that described for D3 in Description 3A although the reaction was heated at 50° C. overnight prior to and after addition of sodium borohydride. δH (CDCl3, 400 MHz) 6.96 (2H, m), 6.61 (1H, m), 4.17 (1H, br.s), 3.89 (1H, br.s), 3.79 (1H, d), 3.41 (1H, d), 3.28 (1H, d), 3.08 (1H, td), 2.87 (3H, s), 2.74 (1H, m), 2.57 (1H, m), 2.08 (1H, dd), 1.95 (1H, m), 1.45 (9H, s), 1.22 (3H, d).

Sources & evidence

ORD record
ord-ee3a4c9f656e4e619e3fb0d82a18e1cc
Source dataset
uspto-grants-2010_04
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US07700599B2

Reaction notes

Loading…

On this pageParticipantsConditionsProcedureSources & evidenceReaction notes