dimethylketone: meaning, definition, pronunciation and examples
Very LowHighly Technical/Scientific
Quick answer
What does “dimethylketone” mean?
The systematic chemical name for acetone, the simplest ketone with the formula (CH₃)₂CO.
Audio
Pronunciation
Definition
Meaning and Definition
The systematic chemical name for acetone, the simplest ketone with the formula (CH₃)₂CO.
A colourless, volatile, flammable organic solvent and important industrial chemical, commonly known as acetone. It is the active ingredient in many nail polish removers and paint thinners.
Dialectal Variation
British vs American Usage
Differences
No significant difference in usage between British and American English. The term is technical and standardised internationally.
Connotations
Purely technical, with connotations of precision, formal nomenclature, and laboratory or industrial settings.
Frequency
Extremely rare in both varieties compared to 'acetone'.
Grammar
How to Use “dimethylketone” in a Sentence
[substance] is dissolved in dimethylketoneDimethylketone is used as a [solvent/chemical intermediate]The [reaction] produces dimethylketone as a by-product.Vocabulary
Collocations
Examples
Examples of “dimethylketone” in a Sentence
adjective
British English
- The dimethylketone fraction was collected.
- A dimethylketone solution was prepared.
American English
- The dimethylketone fraction was collected.
- A dimethylketone solution was prepared.
Usage
Meaning in Context
Business
Extremely rare. Might appear in a highly technical specification sheet for a chemical product.
Academic
Used almost exclusively in chemistry journals, textbooks, and formal IUPAC nomenclature contexts to specify the structure.
Everyday
Virtually never used. The common term 'acetone' or even 'nail polish remover' is used.
Technical
The primary domain of use. Found in chemical patents, research papers, safety data sheets (SDS), and precise laboratory procedures.
Vocabulary
Synonyms of “dimethylketone”
Strong
Neutral
Weak
Watch out
Common Mistakes When Using “dimethylketone”
- Using 'dimethylketone' in everyday conversation sounds unnatural and pedantic.
- Misspelling as 'dimethyketone' (missing an 'l').
- Confusing it with other ketones like 'methyl ethyl ketone' (MEK).
FAQ
Frequently Asked Questions
Like acetone, it is highly flammable and its vapours can be harmful if inhaled in large quantities. It should be used with adequate ventilation.
'Acetone' is the historical/common name. 'Dimethylketone' is a systematic name that describes its molecular structure (two methyl groups on a ketone), and 'propanone' is its official IUPAC name.
Scientifically, yes, they refer to the same compound. However, in terms of register, 'acetone' is used in all general contexts, while 'dimethylketone' is reserved for technical writing where structural specificity is emphasized.
Its primary use is as an industrial and laboratory solvent. It is also a key starting material (feedstock) for synthesising other chemicals like methyl methacrylate (for plexiglass) and bisphenol A (for plastics).
The systematic chemical name for acetone, the simplest ketone with the formula (CH₃)₂CO.
Dimethylketone is usually highly technical/scientific in register.
Dimethylketone: in British English it is pronounced /ˌdʌɪmiːθʌɪlˈkiːtəʊn/, and in American English it is pronounced /ˌdaɪˌmɛθəlˈkitoʊn/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think of its structure: 'Di-' (two) 'methyl' (CH₃ groups) attached to a 'ketone' (C=O group). It's the ketone with two methyls.
Practice
Quiz
In which context is the term 'dimethylketone' most appropriately used?