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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 220953Generated: October 30, 2026

1,4-Dioxane hydrochloride → (4-Aminomethyl-3-fluoro-phenyl)-(3,6-dimethyl-4,10-dihydro-3H-2,3,4,9-tetraaza-benzo[f]azulen-9-yl)-methanone Hydrochloride

https://huagongshe.com/reaction/220953

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,4-Dioxane hydrochlorideHCID 20443148—
Reactant[4-(3,6-Dimethyl-4,10-dihydro-3H-2,3,4,9-tetraaza-benzo[f]azulene-9-carbonyl)-2-fluoro-benzyl]-carbamic Acid Tert-butyl EsterHCID 136128399—
Product(4-Aminomethyl-3-fluoro-phenyl)-(3,6-dimethyl-4,10-dihydro-3H-2,3,4,9-tetraaza-benzo[f]azulen-9-yl)-methanone HydrochlorideHCID 13573600999%

Reaction Steps

[4-(3,6-Dimethyl-4,10-dihydro-3H-2,3,4,9-tetraaza-benzo[f]azulene-9-carbonyl)-2-fluoro-benzyl]-carbamic acid tert-butyl ester from Example E98.1 (1.29 g, 2.8 mmol) was reacted with 4N HCl/dioxan using an analogous procedure to that described for Example E4.2 to yield the title compound (1.1 g, 99%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08202858B2
Source datasetuspto-grants-2012_06
ORD IDord-dfae22a595e14693b711da32191c8ff6
Source noteuspto-grants-2012_06