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Benzoyl chloride → (S)-2-({(3S,8S)-7-Benzoyl-3-[4-(3,4-dichloro-benzyloxy)-phenyl]-2,3,6,7,8,9-hexahydro-[1,4]dioxino[2,3-g]isoquinoline-8-carbonyl}-amino)-3-[4-(2-methyl-pyridin-4-yloxy)-phenyl]-propionic acid

HRID 708720
Notes
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Reaction equation

HRID 708720 reaction equation
CO[C:3](=[O:40])[C@@H:4]([NH:32][C:33](OC(C)(C)C)=O)[CH2:5][C:6]1[CH:31]=[CH:30][C:9]2[O:10][C@@H:11]([C:14]3[CH:19]=[CH:18][C:17]([O:20][CH2:21][C:22]4[CH:27]=[CH:26][C:25]([Cl:28])=[C:24]([Cl:29])[CH:23]=4)=[CH:16][CH:15]=3)[CH2:12][O:13][C:8]=2[CH:7]=1.[C:41](Cl)(=[O:48])[C:42]1[CH:47]=[CH:46][CH:45]=[CH:44][CH:43]=1.Cl.Cl.C[O:53][C:54](=[O:72])[C@@H:55]([NH2:71])[CH2:56][C:57]1[CH:62]=[CH:61][C:60]([O:63][C:64]2[CH:69]=[CH:68][N:67]=[C:66]([CH3:70])[CH:65]=2)=[CH:59][CH:58]=1>>[C:41]([N:32]1[C@H:4]([C:3]([NH:71][C@@H:55]([CH2:56][C:57]2[CH:62]=[CH:61][C:60]([O:63][C:64]3[CH:69]=[CH:68][N:67]=[C:66]([CH3:70])[CH:65]=3)=[CH:59][CH:58]=2)[C:54]([OH:53])=[O:72])=[O:40])[CH2:5][C:6]2[CH:7]=[C:8]3[O:13][CH2:12][C@H:11]([C:14]4[CH:15]=[CH:16][C:17]([O:20][CH2:21][C:22]5[CH:27]=[CH:26][C:25]([Cl:28])=[C:24]([Cl:29])[CH:23]=5)=[CH:18][CH:19]=4)[O:10][C:9]3=[CH:30][C:31]=2[CH2:33]1)(=[O:48])[C:42]1[CH:47]=[CH:46][CH:45]=[CH:44][CH:43]=1
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

4

Reactant 3

HCID 7412Benzoyl chlorideHCID 58327295(S)-2-tert-Butoxycarbonylamino-3-{(S)-2-[4-(3,4-dichloro-benzyloxy)-phenyl]-2,3-dihydro-benzo[1,4]dioxin-6-yl}-propionic acid methyl esterHCID 66719770(s)-2-Amino-3-[4-(2-methyl-pyridin-4-yloxy)-phenyl]-propionic acid methyl ester dihydrochloride

Product 1

HCID 58327456
(S)-2-({(3S,8S)-7-Benzoyl-3-[4-(3,4-dichloro-benzyloxy)-phenyl]-2,3,6,7,8,9-hexahydro-[1,4]dioxino[2,3-g]isoquinoline-8-carbonyl}-amino)-3-[4-(2-methyl-pyridin-4-yloxy)-phenyl]-propionic acid

Procedure

The title compound (24 mg) was prepared from (S)-2-tert-butoxycarbonylamino-3-{(S)-2-[4-(3,4-dichloro-benzyloxy)-phenyl]-2,3-dihydro-benzo[1,4]dioxin-6-yl}-propionic acid methyl ester, which was deprotected according to General Procedure C, subjected to General Procedure V, then acylated with benzoyl chloride according to General Procedure F. Hydrolysis followed General Procedure B and the resulting acid and (S)-2-amino-3-[4-(2-methyl-pyridin-4-yloxy)-phenyl]-propionic acid methyl ester dihydrochloride were reacted according to General Procedures L and B. LCMS (m/z): 845.

Workup

  1. customHydrolysis

Sources & evidence

ORD record
ord-d5da2d700a2b4d9e86dd0aa2cb57ac8a
Source dataset
uspto-grants-2015_11
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US09175003B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes