thioacetic acid: meaning, definition, pronunciation and examples
C2Technical / Scientific
Quick answer
What does “thioacetic acid” mean?
A sulfur-containing organic acid where an oxygen atom in acetic acid is replaced by a sulfur atom.
Audio
Pronunciation
Definition
Meaning and Definition
A sulfur-containing organic acid where an oxygen atom in acetic acid is replaced by a sulfur atom.
An organosulfur compound with the chemical formula CH3C(O)SH. It exists as a volatile, foul-smelling liquid and is used as a source of the thioacetyl group in organic synthesis.
Dialectal Variation
British vs American Usage
Differences
No differences in meaning, spelling, or usage. The term is standardized in the global scientific community.
Connotations
Purely technical, carries no cultural or regional connotations.
Frequency
Extremely low frequency in general language. Usage is exclusive to scientific discourse with equal frequency in UK and US technical contexts.
Grammar
How to Use “thioacetic acid” in a Sentence
[The reaction] requires thioacetic acid.Thioacetic acid reacts with [amine].[The compound] was synthesized using thioacetic acid.Vocabulary
Collocations
Examples
Examples of “thioacetic acid” in a Sentence
adjective
British English
- A thioacetic ester derivative was isolated.
- The thioacetic moiety is highly reactive.
American English
- A thioacetic ester derivative was isolated.
- The thioacetic functional group is key.
Usage
Meaning in Context
Business
None.
Academic
Used in advanced chemistry research papers, textbooks, and laboratory protocols.
Everyday
Never used.
Technical
The primary domain. Used in chemical patents, safety data sheets (SDS), synthetic pathways, and industrial process descriptions.
Vocabulary
Synonyms of “thioacetic acid”
Neutral
Vocabulary
Antonyms of “thioacetic acid”
Watch out
Common Mistakes When Using “thioacetic acid”
- Confusing 'thioacetic' with 'thioglycolic' acid. Misspelling as 'thioaccetic' or 'thioascetic'.
FAQ
Frequently Asked Questions
Yes. It is corrosive, has a very unpleasant odour, and releases toxic fumes. It requires specialised handling under safety protocols.
Its primary use is in organic chemistry as a source of the thioacetyl group (CH3C(O)S-) for synthesising thioesters and other sulfur-containing compounds.
No, it is a synthetic compound produced for laboratory and industrial chemical processes.
In chemical nomenclature, 'thio-' indicates the replacement of an oxygen atom with a sulfur atom in the structure of the parent compound.
A sulfur-containing organic acid where an oxygen atom in acetic acid is replaced by a sulfur atom.
Thioacetic acid is usually technical / scientific in register.
Thioacetic acid: in British English it is pronounced /ˌθaɪ.əʊ.əˌsiː.tɪk ˈæs.ɪd/, and in American English it is pronounced /ˌθaɪ.oʊ.əˌsiː.tɪk ˈæs.ɪd/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think of it as a swapped-out part: 'Thio' hints at sulfur (like 'thiol'), which replaces an oxygen in 'acetic acid'.
Conceptual Metaphor
None applicable.
Practice
Quiz
Thioacetic acid is structurally most similar to which common compound?