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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1019673Generated: October 30, 2026

Hydroxylamine → HCID 56932960, compound

https://huagongshe.com/reaction/1019673

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydroxylamineHCID 787—
ReactantPotassium HydroxideHCID 14797—
ReactantPyridine-3-sulfonyl chlorideHCID 3164136—
ReactantHCID 58055425HCID 58055425—
SolventDichloromethaneHCID 6344—
ProductHCID 56932960HCID 56932960—

Reaction Steps

The title compound was prepared in two steps according to Scheme 6 by (1) treating amine VII with pyridine-3-sulfonyl chloride and TEA in dichloromethane, and (2) treating the ester intermediate with aqueous HONH2 and KOH. MS: calc'd (MH+) 348, exp (MH+) 348.4. 1H NMR (CD3OD, 400 MHz), 9.05 (s, 1H), 8.80 (d, 1H, J=4.4 Hz), 7.31 (d, 1H, J=8.0 Hz), 7.65 (m, 1H), 7.47 (d, 1H, J=8.0 Hz), 7.36 (s, 1H), 7.16 (d, 1H, J=8.0 Hz), 3.55 (m, 1H), 2.95 (m, 2H), 2.82 (m, 1H), 2.69 (m, 1H), 1.95 (m, 1H) 1.73 (m, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08716285B2
Source datasetuspto-grants-2014_05
ORD IDord-fadc2f5c8dba4d45a6030166ecc1ed8c
Source noteuspto-grants-2014_05