N-(5-benzyloxy-6-hydroxymethyl-4-oxo-4H-pyran-2-ylmethyl)-benzene sulfonamide → N-(5-Benzyloxy-6-hydroxymethyl-4-oxo-4H-pyran-2-ylmethyl)-4-chloro-benzenesulfonamide

HRID 1846883Notes

Reaction equation

HRID 1846883 reaction equation
[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([S:8]([NH:11][CH2:12][C:13]2[O:14][C:15]([CH2:21][OH:22])=[C:16]([OH:20])[C:17](=[O:19])[CH:18]=2)(=[O:10])=[O:9])=[CH:4][CH:3]=1.[CH2:23](OC1C(=O)C=C(CNS(C2C=CC=CC=2)(=O)=O)OC=1CO)[C:24]1[CH:29]=[CH:28][CH:27]=[CH:26][CH:25]=1>>[CH2:23]([O:20][C:16]1[C:17](=[O:19])[CH:18]=[C:13]([CH2:12][NH:11][S:8]([C:5]2[CH:6]=[CH:7][C:2]([Cl:1])=[CH:3][CH:4]=2)(=[O:10])=[O:9])[O:14][C:15]=1[CH2:21][OH:22])[C:24]1[CH:29]=[CH:28][CH:27]=[CH:26][CH:25]=1

Participants

3

Reactant 2

HCID 86725693N-(5-benzyloxy-6-hydroxymethyl-4-oxo-4H-pyran-2-ylmethyl)-benzene sulfonamideHCID 867257394-Chloro-N-(5-hydroxy-6-hydroxymethyl-4-oxo-4H-pyran-2-ylmethyl)-benzenesulfonamide

Product 1

HCID 86725740N-(5-Benzyloxy-6-hydroxymethyl-4-oxo-4H-pyran-2-ylmethyl)-4-chloro-benzenesulfonamideYield 46.17%

Procedure

N-(5-Benzyloxy-6-hydroxymethyl-4-oxo-4H-pyran-2-ylmethyl)-4-chloro-benzenesulfonamide (10-07) (3.5 g, 46.17%) was synthesized as a white solid from 4-chloro-N-(5-hydroxy-6-hydroxymethyl-4-oxo-4H-pyran-2-ylmethyl)-benzenesulfonamide (9-07) (6.0 g, 17.39 mmol) following the procedure described for N-(5-benzyloxy-6-hydroxymethyl-4-oxo-4H-pyran-2-ylmethyl)-benzenesulfonamide (10-01).

Sources & evidence

ORD record
ord-98781b57146040f4b8a60d069c7cc694
Source dataset
uspto-grants-2015_02
Patent number
US08952039B2

Reaction notes

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