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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 930385Generated: October 28, 2026

Hydrochloric Acid → HCID 86732214, compound

https://huagongshe.com/reaction/930385

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1,4-DioxaneHCID 31275—
ReactantHCID 86732215HCID 86732215—
SolventWaterHCID 962—
ProductHCID 86732214HCID 86732214—

Reaction Conditions

Temperature100 °C

Reaction Steps

(4S,6S)-4-(5-amino-2-fluoropyridin-3-yl)-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-amine (14b, 0.650 g, 2.224 mmol, as described in Example 146, method U, Step 2), hydrogen chloride, 4.0 N solution in 1,4-dioxane (1.0 mL, 28.8 mmol) and water 0.5 mL were combined in a microwave tube. The vials was sealed and heated at 100° C. for 3 h. The mixture was concentrated to dryness and carried to the next step without purification. MS m/z=291.0 [M+H]+. Calculated for C11H13F3N4O2: 290.2

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09296734B2
Source datasetuspto-grants-2016_03
ORD IDord-93ea9c035f51491baebf823f4847ba8e
Source noteuspto-grants-2016_03