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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1840397Generated: October 30, 2026

Sulfuric Acid → HCID 67527849, compound

https://huagongshe.com/reaction/1840397

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSulfuric AcidHCID 1118—
ReactantAnilineHCID 6115—
ReactantBenzoxazoleHCID 9228—
ReactantHCID 67527323HCID 67527323—
SolventWaterHCID 962—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 67527849HCID 6752784995.4%

Reaction Steps

Following the general procedure for the hydrolysis of the benzooxazole to the desired aniline outlined in example 51, [(R)-1-(2-tert-butyl-6-chloro-benzooxazole-7-sulfonyl)-pyrrolidin-3-yl]-carbamic acid tert-butyl ester (2.0 g, 4.31 mmol), water (3.6 mL), and H2SO4 (3.6 mL) in 1,4-dioxane (60 mL) were reacted to afford the title compound (1.2 g, 94%). LCMS m/z 292(M−H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06680317B2
Source datasetuspto-grants-2004_01
ORD IDord-027d103ff7414ed5a638403eab2e1599
Source noteuspto-grants-2004_01