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单词 butyraldehyde
释义

butyraldehyde

enUK

bu·tyr·al·de·hyde

B0586400 (byo͞o′tə-răl′də-hīd′)n. A transparent, highly flammable liquid, C4H8O, used in synthesizing resins.
[butyr(ic) + aldehyde.]

butyraldehyde

(ˌbjuːtɪˈrældɪˌhaɪd) n (Elements & Compounds) a colourless flammable pungent liquid used in the manufacture of resins. Formula: CH3(CH2)2CHO[C20: from butyr(ic acid) + aldehyde]

bu•tyr•al•de•hyde

(ˌbyu təˈræl dəˌhaɪd)

n. a clear flammable liquid, C4H8O, used chiefly as an intermediate in the manufacture of resins and rubber cement. [1885–90; butyr (ic) + aldehyde]
Translations

Butyraldehyde

enUK

butyraldehyde

[¦byüd·ər′al·də‚hīd] (organic chemistry) CH3(CH2)2CHO A colorless liquid boiling at 75.7°C; soluble in ether and alcohol, insoluble in water; derived from the oxo process.

Butyraldehyde

 

a saturated aliphatic aldehyde; a colorless liquid with a sharp, unpleasant odor, readily soluble in organic solvents but exhibiting only limited solubility in water.

Butyraldehyde has two known isomers: n-butyr aldehyde, or butanal, CH3CH2CH2CHO (boiling point, 74.8°C; density, 0.802 g/cm3 at 20°C), and isobutyraldehyde, or isobutanal, (CH3)2CHCHO (boiling point, 64°C; density, 0.794 g/cm3 at 20°C). The η-butyraldehyde is of practical value in the preparation of polyvinylbutyral, which is widely used in the manufacture of laminated safety glass, BF adhesives, varnishes, and enamels.

The commercial production of n-butyraldehyde usually involves the reduction of crotonaldehyde. Less often, it is produced by the dehydrogenation of n-butanol or the oxidation of n- butane.

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更新时间:2024/12/24 4:18:20