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单词 pentaerythritol
释义 pen·ta·erythritol
\“+\ noun
Etymology: penta- + erythritol
1. : a crystalline tetrahydroxy alcohol C(CH2OH)4 derived from neopentane that is made by reaction of formaldehyde and acetaldehyde in the presence of an alkaline condensing agent (as a slurry of calcium hydroxide) and that is used chiefly in making alkyd resins and other synthetic resins, synthetic drying oils, and explosives
2. : a polyhydroxy ether alcohol formed by condensation usually of two or three molecules of pentaerythritol in the synthesis of pentaerythritol
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