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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 398268Generated: October 25, 2026

2-Amino-3-phenylbutanoic acid → 5-chloro-N-[(1S)-1-cyclohexyl-2-hydroxyethyl]thiophene-2-sulfonamide

https://huagongshe.com/reaction/398268

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Amino-3-phenylbutanoic acidHCID 64808—
ReactantAlloisoleucine, DL-HCID 99288—
Reactant(alphaS)-alpha-Aminocyclohexaneacetic acidHCID 736848—
Reactant5-Bromothiophene-2-sulfonyl chlorideHCID 2733924—
Reactant5-Chlorothiophene-2-sulfonyl chlorideHCID 2733925—
Product5-chloro-N-[(1S)-1-cyclohexyl-2-hydroxyethyl]thiophene-2-sulfonamideHCID 12987475—

Reaction Steps

The following compounds (Examples 12-17, Table 4) were prepared using 5-chlorothiophene-2-sulfonyl chloride, and 5-bromothiophene-2-sulfonyl chloride with L-cyclohexylglycine, β-methyl-DL-phenylalanine, and L-allo-isoleucine and following the procedure outlined in Example 12.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06610734B2
Source datasetuspto-grants-2003_08
ORD IDord-10fc2f331d494ab98626452552a212b1
Source noteuspto-grants-2003_08