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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 131473Generated: October 31, 2026

Hydrochloric Acid → HCID 136388585, compound

https://huagongshe.com/reaction/131473

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 136090355HCID 136090355—
SolventEthanolHCID 702—
SolventEthyl AcetateHCID 8857—
ProductHCID 136388585HCID 13638858598%

Reaction Steps

Dissolve (S)-2-[4-(6,7-difluoro-2-methyl-4H-3-thia-4,9-diaza-benzo[f]azulen-10-yl)-1-methyl-piperazin-2-yl]-ethanol (171 mg, 0.44 mmol) in ethyl acetate. Add 3 equivlents of hydrogen chloride in ethanol. After 18 hours filter the precipitate under a nitrogen atmosphere, wash with ethyl acetate and dry under vacuum to give the title compound (198 mg, 98%): Mass Spectrum (LCMS) 393 (M+1); 391 (M−1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07384934B2
Source datasetuspto-grants-2008_06
ORD IDord-14d2c8381558407e9138f7335d4f55b8
Source noteuspto-grants-2008_06