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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1061340Generated: October 25, 2026

N-Acetylsulfanilyl chloride → N-{4-[2-(1,4-Dioxa-8-aza-spiro[4.5]dec-8-yl)-phenylsulfamoyl]-phenyl]-acetamide

https://huagongshe.com/reaction/1061340

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN-Acetylsulfanilyl chlorideHCID 8481—
Reactant2-(1,4-Dioxa-8-aza-spiro[4.5]dec-8-yl)-phenylamine hydrochlorideHCID 22220431—
ProductN-{4-[2-(1,4-Dioxa-8-aza-spiro[4.5]dec-8-yl)-phenylsulfamoyl]-phenyl]-acetamideHCID 22220358—

Reaction Steps

The title compound was prepared from 2-(1,4-dioxa-8-aza-spiro[4.5]dec-8-yl)-phenylamine hydrochloride (which was obtained in Example 220) and N-acetylsulfanilyl chloride according to the procedure of Example 215 as a crystalline solid; 1H NMR (300 MHz, DMSO-d6) δ 1.73 (t, J=5.4 Hz, 4H), 2.73 (t, J=5.4 Hz, 4H), 3.33 (s, 4H), 3.89 (s, 3H), 7.00-7.10 (m, 2H), 7.10-7.20 (m, 1H), 7.30-7.40 (m, 1H), 7.67 (d, J=9.3 Hz, 2H), 7.71 (d, J=9.3 Hz, 2H), 8.79 (s, 1H), 10.29 (s, 1H); MS (ES) m/z: 432.2 (MH+); HRMS Calcd. for C21H26N3O5S (MH+): 432.1593. Found: 432.1597. Anal. Calcd. for C21N25N3O5S: C, 58.45; H, 5.84; N, 9.74. Found: C, 58.41; H, 5.83; N, 9.72.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06525202B2
Source datasetuspto-grants-2003_02
ORD IDord-aeeb931724584f07a5c8df4c4bb3467b
Source noteuspto-grants-2003_02