(2S)-2-[[2-(3,5-difluorophenyl)acetyl]amino]propanoic acid → Methyl N-[N-(3,5-difluorophenylacetyl)-L-alaninyl]-(S)-2-aminobutanoate

HRID 983318Notes

Reaction equation

HRID 983318 reaction equation
[F:1][C:2]1[CH:3]=[C:4]([CH2:9][C:10]([NH:12][C@H:13]([C:15]([OH:17])=O)[CH3:14])=[O:11])[CH:5]=[C:6]([F:8])[CH:7]=1.Cl.[NH2:19][C@@H:20]([CH2:25][CH3:26])[C:21]([O:23][CH3:24])=[O:22]>>[F:8][C:6]1[CH:5]=[C:4]([CH2:9][C:10]([NH:12][C@H:13]([C:15]([NH:19][C@@H:20]([CH2:25][CH3:26])[C:21]([O:23][CH3:24])=[O:22])=[O:17])[CH3:14])=[O:11])[CH:3]=[C:2]([F:1])[CH:7]=1

Participants

3

Reactant 2

HCID 12135350(2S)-2-[[2-(3,5-difluorophenyl)acetyl]amino]propanoic acidHCID 71313169(S)-methyl 2-aminobutanoate hydrochloride

Product 1

HCID 22894910Methyl N-[N-(3,5-difluorophenylacetyl)-L-alaninyl]-(S)-2-aminobutanoate

Procedure

Following General Procedure C and using N-(3,5-difluorophenylacetyl)-L-alanine (from Example B2 above) and methyl (S)-2-aminobutanoate hydrochloride (prepared from (S)-(+)-2-aminobutyric acid (Aldrich) using General Procedure H), the title compound was prepared as a solid (mp=103-106° C.).

Sources & evidence

ORD record
ord-6d6eb2ee57084562820687b550f852cd
Source dataset
uspto-grants-2005_03
Patent number
US06861558B2

Reaction notes

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