8-Fluoro-2-tetralone → HCID 22708789, compound

HRID 1866054Notes

Reaction equation

HRID 1866054 reaction equation
[F:1][C:2]1[CH:3]=[CH:4][CH:5]=[C:6]2[C:11]=1[CH2:10][C:9](=O)[CH2:8][CH2:7]2.[N+:13]([C:16]1[CH:21]=[CH:20][CH:19]=[CH:18][C:17]=1[S:22]([N:25]([CH2:35][C:36]1[CH:41]=[CH:40][CH:39]=[CH:38][N:37]=1)[CH2:26][C:27]1[CH:32]=[CH:31][C:30]([CH2:33][NH2:34])=[CH:29][CH:28]=1)(=[O:24])=[O:23])([O-:15])=[O:14].[BH-](OC(C)=O)(OC(C)=O)OC(C)=O.[Na+]>C(Cl)Cl.C(O)(=O)C>[N+:13]([C:16]1[CH:21]=[CH:20][CH:19]=[CH:18][C:17]=1[S:22]([N:25]([CH2:35][C:36]1[CH:41]=[CH:40][CH:39]=[CH:38][N:37]=1)[CH2:26][C:27]1[CH:32]=[CH:31][C:30]([CH2:33][NH:34][CH:9]2[CH2:8][CH2:7][C:6]3[C:11](=[C:2]([F:1])[CH:3]=[CH:4][CH:5]=3)[CH2:10]2)=[CH:29][CH:28]=1)(=[O:23])=[O:24])([O-:15])=[O:14]

Participants

6

Reactant 3

HCID 41379018-Fluoro-2-tetraloneHCID 5049666Sodium triacetoxyborohydrideHCID 22708748N-(2-nitrobenzenesulfonyl)-N-(2-pyridinylmethyl)-1,4-benzenedimethanamine

Product 1

HCID 22708789HCID 22708789, compoundYield 92%

Reagents, catalysts & solvents 2

HCID 176Acetic AcidSolventHCID 6344DichloromethaneSolvent

Procedure

Following General Procedure B: Reaction of 8-fluoro-2-tetralone (159 mg, 0.97 mmol), N-(2-nitrobenzenesulfonyl)-N-(2-pyridinylmethyl)-1,4-benzenedimethanamine (400 mg, 0.97 mmol) and NaBH(OAc)3 (411 mg, 1.9 mmol) in a mixture of CH2Cl2 (10 mL) and acetic acid (0.2 mL) for 18 hours followed by purification of the crude material by column chromatography on silica gel (CHCl3/MeOH/NH4OH 20:2:1) afforded the title compound (500 mg, 92%) as a yellow foam.

Workup

  1. customfollowed by purification of the crude material by column chromatography on silica gel (CHCl3/MeOH/NH4OH 20:2:1)

Sources & evidence

ORD record
ord-a5a036f8a417481abb4905cc6bd6bd26
Source dataset
uspto-grants-2009_12
Patent number
US07629337B2

Reaction notes

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