Norfenefrine → (2S,4EZ)-N-[(2RS)-2-hydroxy-2-(3-hydroxyphenyl)ethyl]-4-(methoxy-imino)-1-[(2',3-dimethyl[1,1'-biphenyl]-4-yl)carbonyl]-2-pyrrolidinecarboxamide

HRID 1349316Notes

Reaction equation

HRID 1349316 reaction equation
C(O[C:6]([N:8]1[CH2:12][C:11](=[N:13][O:14][CH3:15])[CH2:10][C@H:9]1[C:16]([OH:18])=O)=[O:7])(C)(C)C.[CH3:19][C:20]1[CH:25]=[CH:24][CH:23]=[CH:22][C:21]=1[C:26]1[CH:31]=[CH:30][C:29](C(O)=O)=[C:28]([CH3:35])[CH:27]=1.[NH2:36][CH2:37][CH:38]([C:40]1[CH:41]=[C:42]([OH:46])[CH:43]=[CH:44][CH:45]=1)[OH:39]>>[OH:39][CH:38]([C:40]1[CH:45]=[CH:44][CH:43]=[C:42]([OH:46])[CH:41]=1)[CH2:37][NH:36][C:16]([C@@H:9]1[CH2:10][C:11](=[N:13][O:14][CH3:15])[CH2:12][N:8]1[C:6]([C:29]1[CH:30]=[CH:31][C:26]([C:21]2[CH:22]=[CH:23][CH:24]=[CH:25][C:20]=2[CH3:19])=[CH:27][C:28]=1[CH3:35])=[O:7])=[O:18]

Participants

4

Reactant 3

HCID 4538NorfenefrineHCID 219372462',3-Dimethyl[1,1'-biphenyl]-4-carboxylic acidHCID 58714586(2S,4EZ)-1(tert-butoxycarbonyl)-4-(methoxyimino)-2-pyrrolidinecarboxylic acid

Product 1

HCID 131726411(2S,4EZ)-N-[(2RS)-2-hydroxy-2-(3-hydroxyphenyl)ethyl]-4-(methoxy-imino)-1-[(2',3-dimethyl[1,1'-biphenyl]-4-yl)carbonyl]-2-pyrrolidinecarboxamide

Procedure

Following the general method as outlined in Example 22, starting from (2S,4EZ)-1-(tert-butoxycarbonyl)-4-(methoxyimino)-2-pyrrolidinecarboxylic acid, 2′,3-dimethyl[1,1′-biphenyl]-4-carboxylic acid, and 3-[(1RS)-2-amino-1-hydroxyethyl]phenol, the title compound was obtained in 91% purity by HPLC. MS(ESI+): m/z=502.

Sources & evidence

ORD record
ord-a87a447c244d47a1b18bafd571399042
Source dataset
uspto-grants-2007_05
Patent number
US07211601B2

Reaction notes

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