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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1494036Generated: October 29, 2026

3,5-Bis(trifluoromethyl)phenol → Sulfamic acid 3,5-bis(trifluoromethyl)phenyl ester

https://huagongshe.com/reaction/1494036

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,5-Bis(trifluoromethyl)phenolHCID 67680—
ReactantChlorosulfonyl isocyanateHCID 70918—
SolventTolueneHCID 1140—
ProductSulfamic acid 3,5-bis(trifluoromethyl)phenyl esterHCID 5435561148.1%

Reaction Steps

This compound was prepared using the procedure of Example 56 from a mixture of 9.8 g (0.043 mole) of 3,5-bis(trifluoromethyl)phenol and 3.9 ml (0.095 mole) of chlorosulfonyl isocyanate in 50 ml of toluene. The solid product was recrystallized from benzene to yield 6.4 g (48%) of a pale yellow solid, mp 118°-120° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05025031
Source datasetuspto-grants-1991_06
ORD IDord-765459f0dfb6491f85e512500dae49cf
Source noteuspto-grants-1991_06