2,5-Dimethoxytetrahydrofuran

(R = Me) [696-59-3] C6H12O3 (MW 132.16) InChI = 1S/C6H12O3/c1-7-5-3-4-6(8-2)9-5/h5-6H,3-4H2,1-2H3 InChIKey = GFISDBXSWQMOND-UHFFFAOYSA-N (R = Et) [3320-90-9] C8H16O3 (MW 160.21) InChI = 1S/C8H16O3/c1-3-9-7-5-6-8(11-7)10-4-2/h7-8H,3-6H2,1-2H3 InChIKey = ZLKHNURELCONBB-UHFFFAOYSA-N (1,4-butanedial equivalents; useful for constructing heterocycles; the methoxy derivative is more commonly used) Alternate Name: DMTHF. Physical Data: R = Me: bp 145–147 °C; d 1.020 g cm−3. R = Et: bp 167–174 °C; d 0.967 g cm−3. Solubility: practically insol H2O; sol MeOH, Et2O, THF. Form Supplied in: colorless liquids; commercially available as a mixture of cis and trans isomers. Preparative Method: by catalytic hydrogenation of 2,5-dialkoxy-2,5-dihydrofurans.1 Handling, Storage, and Precautions: flammable liquids; must be stored in a cool ventilated place. Noxious by inhalation, ingestion, or by contact with skin. Use in a fume hood.

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