(4-Chloro-2-methylphenyl)boronic acid → 3-Amino-6-(4-chloro-2-methyl-phenyl)-5-trifluoromethyl-pyridine-2-carboxylic acid methyl ester

HRID 887873Notes

Reaction equation

HRID 887873 reaction equation
[CH3:1][O:2][C:3]([C:5]1[C:10]([NH2:11])=[CH:9][C:8]([C:12]([F:15])([F:14])[F:13])=[C:7](Br)[N:6]=1)=[O:4].[Cl:17][C:18]1[CH:23]=[CH:22][C:21](B(O)O)=[C:20]([CH3:27])[CH:19]=1>>[CH3:1][O:2][C:3]([C:5]1[C:10]([NH2:11])=[CH:9][C:8]([C:12]([F:15])([F:14])[F:13])=[C:7]([C:21]2[CH:22]=[CH:23][C:18]([Cl:17])=[CH:19][C:20]=2[CH3:27])[N:6]=1)=[O:4]

Participants

3

Procedure

This compound was prepared from 3-Amino-6-bromo-5-trifluoromethyl-pyridine-2-carboxylic acid methyl ester (Intermediate A4) and 4-chloro-2-methylphenylboronic acid analogously to Intermediate H; LC-MS Rt=1.53 mins, [M+H]+ 331 (Method 2 min LC_v002).

Workup

  1. customLC-MS Rt=1.53 mins, [M+H]+ 331 (Method 2 min LC_v002)

Sources & evidence

ORD record
ord-bd903d131816480fbc97de9274670e9c
Source dataset
uspto-grants-2012_08
Patent number
US08247436B2

Reaction notes

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