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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 239462Generated: October 29, 2026

2,6-Difluorobenzenesulfonyl chloride → HCID 33490699, compound

https://huagongshe.com/reaction/239462

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,6-Difluorobenzenesulfonyl chlorideHCID 2734271—
ReactantMethyl 5-amino-2-fluorobenzoateHCID 15621043—
ProductHCID 33490699HCID 33490699100%

Reaction Steps

Following a procedure analogous to the procedure described in Example 5, Step A using methyl 5-amino-2-fluorobenzoate (10 g, 59.2 mmol) and 2,6-difluorobenzene-1-sulfonyl chloride (13.2 g, 62.2 mmol) the title compound of Step B was obtained (21 g, 100% yield). 1H NMR (400 MHz, CDCl3) δ ppm 7.58-7.60 (m, 1H), 7.38-7.48 (m, 2H), 7.10-7.15 (br, 1H), 6.89-6.97 (m, 2H), 6.97-7.06 (m, 1H), 3.85 (s, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08642759B2
Source datasetuspto-grants-2014_02
ORD IDord-ed8724eea9064cf5bb1ef82e3dd0bef2
Source noteuspto-grants-2014_02