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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 440985Generated: October 29, 2026

Potassium Carbonate → HCID 19955480, compound

https://huagongshe.com/reaction/440985

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
ReactantHCID 12289250HCID 12289250—
ReactantHCID 19955518HCID 19955518—
SolventDimethylformamideHCID 6228—
ProductHCID 19955480HCID 1995548023.4%

Reaction Steps

This compound was prepared in a manner analogous to that of Step D of Example 12, using 2.4 grams (0.010 mole) of 2,4-diamino-5-hydroxy-6-methylpyrimidine hydrosulfate salt (prepared in Steps A-C of this Example), 3.0 grams (0.011 mole) of 2-trifluoromethylphenyl 3-bromopropyl ether, and 8.3 grams (0.060 mole) of finely ground potassium carbonate in 50 mL of N,N-dimethylformamide. The product was recrystallized from methanol and water, yielding 0.8 gram of 2,4-diamino-5-[3-(2-trifluoromethylphenoxy)propoxy]-6-methylpyrimidine, mp 132°-134° C. The NMR spectrum was consistent with the proposed structure.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05521192
Source datasetuspto-grants-1996_05
ORD IDord-fba1b541ff0b47d4b981b4b90750181b
Source noteuspto-grants-1996_05