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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1052374Generated: November 2, 2026

Hydrochloric Acid → (S)-2-(1-Amino-3-(benzylthio)propyl)-3-phenylpyrrolo[2,1-f][1,2,4]triazin-4(3H)-one

https://huagongshe.com/reaction/1052374

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1,4-DioxaneHCID 31275—
Reactant(S)-tert-Butyl (3-(benzylthio)-1-(4-oxo-3-phenyl-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)propyl)carbamateHCID 131736120—
Product(S)-2-(1-Amino-3-(benzylthio)propyl)-3-phenylpyrrolo[2,1-f][1,2,4]triazin-4(3H)-oneHCID 90103146128%

Reaction Steps

(S)-tert-Butyl (3-(benzylthio)-1-(4-oxo-3-phenyl-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)propyl)carbamate (12 mg, 0.02 mmol) was treated with a solution of hydrochloric acid in dioxane (4M, 92 μl, 0.37 mmol) according to the method described in Preparation 1 to obtain 10 mg (96% yield) of the title compound as a yellow solid. Purity 100%.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09388189B2
Source datasetuspto-grants-2016_07
ORD IDord-21abe8fd4d5341e2ac0e340a136cbe29
Source noteuspto-grants-2016_07