Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1976401Generated: October 30, 2026

4-But-2-ynyloxy-benzenesulfonyl chloride → HCID 54394859, compound

https://huagongshe.com/reaction/1976401

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-But-2-ynyloxy-benzenesulfonyl chlorideHCID 11195928—
ReactantValine, methyl ester, hydrochloride (1:1)HCID 12498813—
ProductHCID 54394859HCID 54394859—

Reaction Steps

According to the procedure of Example 20, 1.500 g (8.95 mmol) of D,L-valine methyl ester hydrochloride and 2.19 g (8.95 mmol) of 4-but-2-ynyloxybenzenesulfonyl chloride provided 2.15 g of the NH-sulfonamide ester, 2-(4-but-2-ynyloxy-benzenesulfonylamino)-3-methyl-butyric acid methyl ester, as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06225311B1
Source datasetuspto-grants-2001_05
ORD IDord-2632b47cfd0a471d813ab7ee36c227fe
Source noteuspto-grants-2001_05