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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1967561Generated: November 1, 2026

Sodium Hydroxide → HCID 58138257, compound

https://huagongshe.com/reaction/1967561

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
ReactantHCID 66919737HCID 66919737—
SolventHydrochloric AcidHCID 313—
ProductHCID 58138257HCID 5813825756.6%

Reaction Steps

Heat a solution of N-[1-methyl-1-(2-trifluoromethyl-pyrimidin-4-yl)-ethyl]-acetamide (15.4 g, 62 mmol) and aqueous 5N HCl (150 mL) to 100° C. for 20 hours then cool to room temperature. Extract the reaction with diethyl ether (2×) then make the aqueous layer alkaline with aqueous 5N NaOH. Extract the aqueous layer with diethyl ether (3×), dry the combined organic layers over sodium sulfate, filter, and concentrate under reduced pressure to give 1-methyl-1-(2-trifluoromethyl-pyrimidin-4-yl)-ethylamine (7.2 g, 56%) as a brown oil. 1H NMR (400 MHz, CDCl3): δ 8.80 (d, J=5.3 Hz, 1H), 7.68 (d, J=5.3 Hz, 1H), 1.76 (br s, 2H), 1.49 (s, 6H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08420654B2
Source datasetuspto-grants-2013_04
ORD IDord-ba8723eee2c64605a41d0af368d96712
Source noteuspto-grants-2013_04