Cyclopentanemethanol → (3S,8S)-3-(4-cyclopentylmethoxy-phenyl)-7-((S)-1-phenyl-propyl)-2,3,6,7,8,9-hexahydro-[1,4]dioxino[2,3-g]isoquinoline-8-carboxylic acid

HRID 391927Notes

Reaction equation

HRID 391927 reaction equation
C[O:2][C:3]([C@@H:5]1[CH2:14][C:13]2[CH:12]=[C:11]3[O:15][CH2:16][C@H:17]([C:19]4[CH:24]=[CH:23][C:22]([OH:25])=[CH:21][CH:20]=4)[O:18][C:10]3=[CH:9][C:8]=2[CH2:7][N:6]1[C@H:26]([C:29]1[CH:34]=[CH:33][CH:32]=[CH:31][CH:30]=1)[CH2:27][CH3:28])=[O:4].[CH:35]1([CH2:40]O)[CH2:39][CH2:38][CH2:37][CH2:36]1>>[CH:35]1([CH2:40][O:25][C:22]2[CH:23]=[CH:24][C:19]([C@H:17]3[CH2:16][O:15][C:11]4=[CH:12][C:13]5[CH2:14][C@@H:5]([C:3]([OH:2])=[O:4])[N:6]([C@H:26]([C:29]6[CH:30]=[CH:31][CH:32]=[CH:33][CH:34]=6)[CH2:27][CH3:28])[CH2:7][C:8]=5[CH:9]=[C:10]4[O:18]3)=[CH:20][CH:21]=2)[CH2:39][CH2:38][CH2:37][CH2:36]1

Participants

3

Reactant 2

HCID 77195CyclopentanemethanolHCID 58327439(3S,8S)-3-(4-Hydroxy-phenyl)-7-((S)-1-phenyl-propyl)-2,3,6,7,8,9-hexahydro-[1,4]dioxino[2,3-g]isoquinoline-8-carboxylic acid methyl ester

Product 1

HCID 66719277(3S,8S)-3-(4-cyclopentylmethoxy-phenyl)-7-((S)-1-phenyl-propyl)-2,3,6,7,8,9-hexahydro-[1,4]dioxino[2,3-g]isoquinoline-8-carboxylic acid

Procedure

(3S,8S)-3-(4-Hydroxy-phenyl)-7-((S)-1-phenyl-propyl)-2,3,6,7,8,9-hexahydro-[1,4]dioxino[2,3-g]isoquinoline-8-carboxylic acid methyl ester (20 mg) was reacted with cyclopentylmethanol according to General Procedure K and the resulting ester was hydrolyzed according to General Procedure AB to provide (3S,8S)-3-(4-cyclopentylmethoxy-phenyl)-7-((S)-1-phenyl-propyl)-2,3,6,7,8,9-hexahydro-[1,4]dioxino[2,3-g]isoquinoline-8-carboxylic acid (18 mg). The title compound (17 mg) was prepared from (3S,8S)-3-(4-cyclopentylmethoxy-phenyl)-7-((S)-1-phenyl-propyl)-2,3,6,7,8,9-hexahydro-[1,4]dioxino[2,3-g]isoquinoline-8-carboxylic acid (18 mg) and (S)-2-amino-3-[4-(2,3-dimethyl-pyridin-4-yl)-phenyl]-propionic acid methyl ester bis hydrochloride according to General Procedures L and B. LCMS (m/z): 781.

Sources & evidence

ORD record
ord-b075646869474c97ba6b4df5dd9e566d
Source dataset
uspto-grants-2013_02
Patent number
US08383644B2

Reaction notes

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