4-Acetoxy-3-fluorobenzoic acid → Pivalic acid (R)-6-{2-[ethyl(3-fluoro-4-hydroxybenzoyl)amino]-4,5-dimethoxyphenyl}-5,6,7,8-tetrahydronaphthalen-2-yl ester

HRID 1950357Notes

Reaction equation

HRID 1950357 reaction equation
[CH2:1]([NH:3][C:4]1[CH:9]=[C:8]([O:10][CH3:11])[C:7]([O:12][CH3:13])=[CH:6][C:5]=1[C@@H:14]1[CH2:23][CH2:22][C:21]2[CH:20]=[C:19]([O:24][C:25](=[O:30])[C:26]([CH3:29])([CH3:28])[CH3:27])[CH:18]=[CH:17][C:16]=2[CH2:15]1)[CH3:2].C([O:34][C:35]1[CH:43]=[CH:42][C:38]([C:39](O)=[O:40])=[CH:37][C:36]=1[F:44])(=O)C.C(OC1C=CC(C(CCNC2C=C(OC)C(OC)=CC=2[C@@H]2CCC3C=C(OC(=O)C(C)(C)C)C=CC=3C2)=O)=CC=1F)(=O)C>>[CH2:1]([N:3]([C:39](=[O:40])[C:38]1[CH:42]=[CH:43][C:35]([OH:34])=[C:36]([F:44])[CH:37]=1)[C:4]1[CH:9]=[C:8]([O:10][CH3:11])[C:7]([O:12][CH3:13])=[CH:6][C:5]=1[C@@H:14]1[CH2:23][CH2:22][C:21]2[CH:20]=[C:19]([O:24][C:25](=[O:30])[C:26]([CH3:29])([CH3:28])[CH3:27])[CH:18]=[CH:17][C:16]=2[CH2:15]1)[CH3:2]

Participants

4

Reactant 3

HCID 193653054-Acetoxy-3-fluorobenzoic acidHCID 57934541pivalic acid (R)-6-(2-ethylamino-4,5-dimethoxyphenyl)-5,6,7,8-tetrahydronaphthalen-2-yl esterHCID 86605257pivalic acid (R)-6-{2-[(4-acetoxy-3-fluorobenzoyl)ethylamino]-4,5-dimethoxyphenyl}-5,6,7,8-tetrahydronaphthalen-2-yl ester

Product 1

HCID 57934194Pivalic acid (R)-6-{2-[ethyl(3-fluoro-4-hydroxybenzoyl)amino]-4,5-dimethoxyphenyl}-5,6,7,8-tetrahydronaphthalen-2-yl ester

Procedure

Synthesized from pivalic acid (R)-6-(2-ethylamino-4,5-dimethoxyphenyl)-5,6,7,8-tetrahydronaphthalen-2-yl ester and 4-acetoxy-3-fluorobenzoic acid according to an analogous synthetic method to Preparation Example 154, pivalic acid (R)-6-{2-[(4-acetoxy-3-fluorobenzoyl)ethylamino]-4,5-dimethoxyphenyl}-5,6,7,8-tetrahydronaphthalen-2-yl ester (537 mg) was used according to an analogous synthetic method to Preparation Example 155 to provide the title compound (298 mg).

Workup

  1. customwas used according to an analogous synthetic method to Preparation Example 155

Sources & evidence

ORD record
ord-cacbba2975ad4355868f21805f7ec43c
Source dataset
uspto-grants-2013_03
Patent number
US08399520B2

Reaction notes

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