(S,R)-1-(2-tert-butoxycarbonylamino-2-phenylacetyl)-pyrrolidine-2-carboxylic acid → (S,S)-1-(2-tert-butoxycarbonylamino-2-phenyl-acetyl)-pyrrolidine-2-carboxylic acid

HRID 716520Notes

Reaction equation

HRID 716520 reaction equation
C([O:8][C:9]([C@@H:11]1[CH2:15][CH2:14][CH2:13][N:12]1[C:16](=[O:32])[C@@H:17]([NH:24][C:25]([O:27][C:28]([CH3:31])([CH3:30])[CH3:29])=[O:26])[C:18]1[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=1)=[O:10])C1C=CC=CC=1.C(OC(N[C@H](C1C=CC=CC=1)C(N1CCC[C@H]1C(O)=O)=O)=O)(C)(C)C>>[C:28]([O:27][C:25]([NH:24][C@@H:17]([C:18]1[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=1)[C:16]([N:12]1[CH2:13][CH2:14][CH2:15][C@H:11]1[C:9]([OH:10])=[O:8])=[O:32])=[O:26])([CH3:31])([CH3:29])[CH3:30]

Participants

3

Reactant 2

HCID 10089106(S,R)-1-(2-tert-butoxycarbonylamino-2-phenylacetyl)-pyrrolidine-2-carboxylic acidHCID 67239936(S,S)-1-(2-tert-butoxycarbonylamino-2-phenyl-acetyl)-pyrrolidine-2-carboxylic acid benzyl ester

Product 1

HCID 58310477(S,S)-1-(2-tert-butoxycarbonylamino-2-phenyl-acetyl)-pyrrolidine-2-carboxylic acid

Procedure

Compound 22 was synthesized from compound 21, following the procedure as described for compound 3a, as a foam. MS (ESI, EY) m/z=347 (MH−).

Sources & evidence

ORD record
ord-55d87ee1982d45948d777c34e09c7321
Source dataset
uspto-grants-2015_11
Patent number
US09187496B2

Reaction notes

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