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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 266273Generated: October 25, 2026

3,4-dihydro-2H-pyran → (RS)-2-(4-chlorobenzenesulfonylamino)-N-(5-methoxycarbonylpentyl)-3-(tetrahydropyran-2-yloxy)propanamide

https://huagongshe.com/reaction/266273

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,4-dihydro-2H-pyranHCID 8080—
Reactant2-(4-Chlorobenzenesulfonamido)-3-hydroxypropanoic acidHCID 4229170—
ReactantMethyl 6-aminohexanoate hydrochlorideHCID 11499324—
Product(RS)-2-(4-chlorobenzenesulfonylamino)-N-(5-methoxycarbonylpentyl)-3-(tetrahydropyran-2-yloxy)propanamideHCID 19032787—

Reaction Steps

The procedure described in Example 1 was repeated, except that dihydropyran (2.56 ml) and methyl 6-aminohexanate hydrochloride (3.41 g) were successively reacted with (RS)-2-(4-chlorobenzenesulfonylamino)-3-hydroxypropanoic acid (4.94 g) to obtain (RS)-2-(4-chlorobenzenesulfonylamino)-N-(5-methoxycarbonylpentyl)-3-(tetrahydropyran-2-yloxy)propanamide (0.87 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05650428
Source datasetuspto-grants-1997_07
ORD IDord-6b3e2282d0434f81a4d515c4b4627bca
Source noteuspto-grants-1997_07