Definition of aldol in English:

aldol

noun ˈaldɒlˈalˌdôl

mass nounChemistry

A viscous liquid obtained when acetaldehyde dimerizes in dilute alkali or acid.
Chemical formula: CH₃CH(OH)CH₂CHO
Example sentencesExamples
- Several epoxy ketones were converted to aldols in good yields upon irradiation.
- Aldols are bifunctional molecules possessing OH and C=O groups, which are able to act as both hydrogen donors and/or acceptors.
- The most useful mixed Aldols are those where only one reactent can form an enolate.
- The structures of cycloalkanone-based threo and erythro aldols were investigated by systematic introduction of stereo-determining factors.
- The simplest aldol - CH 3 CHOHCH 2 CHO - is produced from ethanal.

Origin

Late 19th century: from al(dehyde) + -ol.

Definition of aldol in US English:

aldol

nounˈalˌdôl

Chemistry

A viscous liquid obtained when acetaldehyde dimerizes in dilute alkali or acid.
Alternative name: 3-hydroxybutanal; chemical formula: CH₃CH(OH)CH₂CHO
Example sentencesExamples
- The structures of cycloalkanone-based threo and erythro aldols were investigated by systematic introduction of stereo-determining factors.
- The most useful mixed Aldols are those where only one reactent can form an enolate.
- Several epoxy ketones were converted to aldols in good yields upon irradiation.
- Aldols are bifunctional molecules possessing OH and C=O groups, which are able to act as both hydrogen donors and/or acceptors.
- The simplest aldol - CH 3 CHOHCH 2 CHO - is produced from ethanal.

Origin

Late 19th century: from al(dehyde) + -ol.

单词	aldol
释义	Definition of aldol in English: aldol noun ˈaldɒlˈalˌdôl mass nounChemistry A viscous liquid obtained when acetaldehyde dimerizes in dilute alkali or acid. Chemical formula: CH₃CH(OH)CH₂CHO Example sentencesExamples Several epoxy ketones were converted to aldols in good yields upon irradiation. Aldols are bifunctional molecules possessing OH and C=O groups, which are able to act as both hydrogen donors and/or acceptors. The most useful mixed Aldols are those where only one reactent can form an enolate. The structures of cycloalkanone-based threo and erythro aldols were investigated by systematic introduction of stereo-determining factors. The simplest aldol - CH 3 CHOHCH 2 CHO - is produced from ethanal. Origin Late 19th century: from al(dehyde) + -ol. Definition of aldol in US English: aldol nounˈalˌdôl Chemistry A viscous liquid obtained when acetaldehyde dimerizes in dilute alkali or acid. Alternative name: 3-hydroxybutanal; chemical formula: CH₃CH(OH)CH₂CHO Example sentencesExamples The structures of cycloalkanone-based threo and erythro aldols were investigated by systematic introduction of stereo-determining factors. The most useful mixed Aldols are those where only one reactent can form an enolate. Several epoxy ketones were converted to aldols in good yields upon irradiation. Aldols are bifunctional molecules possessing OH and C=O groups, which are able to act as both hydrogen donors and/or acceptors. The simplest aldol - CH 3 CHOHCH 2 CHO - is produced from ethanal. Origin Late 19th century: from al(dehyde) + -ol.
随便看	arc tangent arctans Arctic arctic-alpine arctic-alpines Arctic Archipelago Arctic bramble Arctic Circle Arctic cod Arctic fox Arctic grayling Arctic hare Arctic haze Arctic Highlander Arctic hysteria arctician arcticise arcticised arcticize arcticized chemical vapor deposition chemical vapour deposition chemical warfare chemical weapon chemical weathering