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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1272184Generated: November 2, 2026

Hydrochloric Acid → HCID 18455936, compound

https://huagongshe.com/reaction/1272184

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 11667216HCID 11667216—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 18455936HCID 1845593676.4%

Reaction Steps

A mixture of 0.040 g (4R,9aR)-7-fluoro-8-hydroxymethyl-4-methyl-3,4,9,9a-tetrahydro-1H-2,4a,5-triaza-fluorene-2-carboxylic acid tert-butyl ester in 1 mL of a 2M solution of hydrochloric acid in dioxane was kept at room temperature for 18 h. The solvents were evaporated and the residue was purified by chromatography on silica gel with dichloromethane:methanol:ammonia (25% in water ) (9:1:0.1). The product fractions were collected and evaporated to yield 0.0215 g of yellowish foam.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07208494B2
Source datasetuspto-grants-2007_04
ORD IDord-76aabe3365fb4b1cafd3448c4e092546
Source noteuspto-grants-2007_04