{(S)-6-[(R)-4-bromo-5-trifluoromethyl-indan-1-yloxy]-2,3-dihydro-benzofuran-3-yl}-acetic acid methyl ester → {(S)-6-[(R)-4-(2,5-Dimethoxy-benzyl)-5-trifluoromethyl-indan-1-yloxy]-2,3-dihydro-benzofuran-3-yl}-acetic acid methyl ester

HRID 2406549Notes

Reaction equation

HRID 2406549 reaction equation
[CH3:1][O:2][C:3](=[O:29])[CH2:4][C@H:5]1[C:9]2[CH:10]=[CH:11][C:12]([O:14][C@H:15]3[C:23]4[C:18](=[C:19](Br)[C:20]([C:24]([F:27])([F:26])[F:25])=[CH:21][CH:22]=4)[CH2:17][CH2:16]3)=[CH:13][C:8]=2[O:7][CH2:6]1.[Cl-].[CH3:31][O:32][C:33]1[CH:40]=[CH:39][C:38]([O:41][CH3:42])=[CH:37][C:34]=1[CH2:35][Zn+]>C(C1C=CC=C(C(C)C)C=1N1C=CN(C2C(C(C)C)=CC=CC=2C(C)C)C1=[Pd-3](Cl)(Cl)C1C(Cl)=CC=CN=1)(C)C>[CH3:1][O:2][C:3](=[O:29])[CH2:4][C@H:5]1[C:9]2[CH:10]=[CH:11][C:12]([O:14][C@H:15]3[C:23]4[C:18](=[C:19]([CH2:35][C:34]5[CH:37]=[C:38]([O:41][CH3:42])[CH:39]=[CH:40][C:33]=5[O:32][CH3:31])[C:20]([C:24]([F:27])([F:26])[F:25])=[CH:21][CH:22]=4)[CH2:17][CH2:16]3)=[CH:13][C:8]=2[O:7][CH2:6]1

Participants

4

Reactant 2

HCID 86700774{(S)-6-[(R)-4-bromo-5-trifluoromethyl-indan-1-yloxy]-2,3-dihydro-benzofuran-3-yl}-acetic acid methyl esterHCID 178492583HCID 178492583, compound

Product 1

HCID 86700814{(S)-6-[(R)-4-(2,5-Dimethoxy-benzyl)-5-trifluoromethyl-indan-1-yloxy]-2,3-dihydro-benzofuran-3-yl}-acetic acid methyl ester

Reagents, catalysts & solvents 1

HCID 178439029HCID 178439029, compoundCatalyst

Procedure

The title compound is prepared from {(S)-6-[(R)-4-bromo-5-trifluoromethyl-indan-1-yloxy]-2,3-dihydro-benzofuran-3-yl}-acetic acid methyl ester and 2,5-dimethoxy-benzylzinc chloride following a procedure analogous to that described in Step 6 of Intermediate 1; [1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene]-(3-chloropyridyl)-palladium(II) dichloride (Pd-PEPPSI-IPr) is used as catalyst. LC (method 3): tR=0.94 min; Mass spectrum (ESI+): m/z=565 [M+Na]+.

Sources & evidence

ORD record
ord-dfad8ba51cd0445b809b49e11830f35c
Source dataset
uspto-grants-2014_08
Patent number
US08809376B2

Reaction notes

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