diamyl sulfide: meaning, definition, pronunciation and examples
C2Technical/Scientific
Quick answer
What does “diamyl sulfide” mean?
A chemical compound belonging to the class of thioethers, consisting of two amyl (pentyl) groups bonded to a sulfur atom. It is a clear, flammable liquid with a strong, unpleasant odor.
Audio
Pronunciation
Definition
Meaning and Definition
A chemical compound belonging to the class of thioethers, consisting of two amyl (pentyl) groups bonded to a sulfur atom. It is a clear, flammable liquid with a strong, unpleasant odor.
In broader technical usage, it can refer to any sulfide with two amyl substituents, though it most commonly denotes the symmetrical di-n-amyl sulfide. It is used as an organic solvent, an intermediate in chemical synthesis, and is noted for its role in studies of organosulfur chemistry and odor perception.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. Spelling follows local conventions for related terms (e.g., 'sulphide' in UK, 'sulfide' in US), but the IUPAC name typically uses 'sulfide' internationally.
Connotations
None beyond its technical definition.
Frequency
Extremely low frequency in both dialects, confined to specialized chemical literature and industry.
Grammar
How to Use “diamyl sulfide” in a Sentence
[Subject] synthesizes diamyl sulfide from [precursor].[Reagent] reacts with diamyl sulfide to form [product].Vocabulary
Collocations
Examples
Examples of “diamyl sulfide” in a Sentence
adjective
British English
- The diamyl sulfide fraction was collected.
- A diamyl sulphide derivative was isolated.
American English
- The diamyl sulfide layer was separated.
- The reaction required a diamyl sulfide catalyst.
Usage
Meaning in Context
Business
Mentioned only in very specific chemical supply or fine chemical manufacturing contexts.
Academic
Used in organic chemistry research papers, textbooks, and laboratory protocols.
Everyday
Virtually never used.
Technical
The primary domain of use: chemical patents, safety data sheets (SDS), process descriptions.
Vocabulary
Synonyms of “diamyl sulfide”
Strong
Neutral
Weak
Vocabulary
Antonyms of “diamyl sulfide”
Watch out
Common Mistakes When Using “diamyl sulfide”
- Misspelling as 'diamyl sulphate' (which is a different salt ester).
- Confusing with 'amyl mercaptan' (which has an -SH group).
- Incorrect pronunciation stressing 'amyl' as /ˈeɪ.mɪl/ instead of /ˈæ.mɪl/.
FAQ
Frequently Asked Questions
It refers to a pentyl group (C5H11-), a chain of five carbon atoms. 'Amyl' is a common name with historical roots, still used in some compound nomenclature.
Like many organic sulfides, it is flammable and can be an irritant. Its strong odor is noticeable at very low concentrations. Always consult its Safety Data Sheet (SDS) for specific hazards.
Diamyl sulfide has a sulfur atom (S) connecting the two amyl groups, while diamyl ether has an oxygen atom (O). This difference significantly alters their chemical and physical properties.
Extremely unlikely. Its use is restricted to specialized chemical contexts. You might find it listed as a component or impurity in certain industrial products or in advanced chemical research.
A chemical compound belonging to the class of thioethers, consisting of two amyl (pentyl) groups bonded to a sulfur atom. It is a clear, flammable liquid with a strong, unpleasant odor.
Diamyl sulfide is usually technical/scientific in register.
Diamyl sulfide: in British English it is pronounced /ˌdaɪ.æ.mɪl ˈsʌl.faɪd/, and in American English it is pronounced /ˌdaɪ.æ.məl ˈsʌl.faɪd/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
DI-AMYL = two 'amyl' (five-carbon) chains attached to a SULFIDE (sulfur) center. Think of a 'dial' with two arms, each an 'amyl' group, connected to a smelly (sulfide) hub.
Conceptual Metaphor
N/A for highly technical terms.
Practice
Quiz
In which field is the term 'diamyl sulfide' primarily used?