heptadecanoic acid: meaning, definition, pronunciation and examples
Extremely Low (Academic/Tech)Highly technical/scientific
Quick answer
What does “heptadecanoic acid” mean?
A saturated fatty acid with seventeen carbon atoms, a solid at room temperature.
Audio
Pronunciation
Definition
Meaning and Definition
A saturated fatty acid with seventeen carbon atoms, a solid at room temperature.
A long-chain fatty acid (C17:0) found in certain animal fats and dairy products, used in biochemical research and as a standard in analytical chemistry.
Dialectal Variation
British vs American Usage
Differences
No differences in usage; the term is identical in spelling and technical application.
Connotations
Purely scientific; no regional connotations exist.
Frequency
Equally rare in both varieties, confined to chemistry, biochemistry, and food science texts.
Grammar
How to Use “heptadecanoic acid” in a Sentence
Heptadecanoic acid is present in [SUBSTANCE].The concentration of heptadecanoic acid was determined.Synthesize heptadecanoic acid from [PRECURSOR].Vocabulary
Collocations
Examples
Examples of “heptadecanoic acid” in a Sentence
adjective
British English
- The heptadecanoic acid standard was prepared fresh.
American English
- The heptadecanoic acid standard was prepared fresh.
Usage
Meaning in Context
Business
Not used.
Academic
Used in chemistry, biochemistry, and nutritional science publications and research.
Everyday
Never used.
Technical
Used in laboratory reports, analytical method descriptions, and chemical safety data sheets.
Vocabulary
Synonyms of “heptadecanoic acid”
Watch out
Common Mistakes When Using “heptadecanoic acid”
- Misspelling as 'heptadeconic acid' (omitting 'a').
- Incorrect pronunciation stressing the wrong syllable (e.g., /hɛpˈtædəkənoʊɪk/).
- Confusing it with heptanoic acid (C7) or stearic acid (C18).
FAQ
Frequently Asked Questions
Yes, 'margaric acid' is a common or trivial name for heptadecanoic acid, though the systematic IUPAC name is preferred in modern scientific literature.
It occurs naturally in small amounts in certain animal fats (like mutton), dairy products (butter), and some fish oils.
It is frequently used as a quantitative internal standard in gas chromatography (GC) for fatty acid analysis due to its relative rarity in many biological samples, providing a reliable reference peak.
It is a white crystalline solid at room temperature, typical of long-chain saturated fatty acids.
A saturated fatty acid with seventeen carbon atoms, a solid at room temperature.
Heptadecanoic acid is usually highly technical/scientific in register.
Heptadecanoic acid: in British English it is pronounced /ˌhɛptəˌdɛkəˈnəʊɪk ˈæsɪd/, and in American English it is pronounced /ˌhɛptəˌdɛkəˈnoʊɪk ˈæsɪd/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: 'HEPTA' (7) + 'DECA' (10) = 17 carbon atoms, plus '-OIC ACID' for the carboxylic acid group.
Conceptual Metaphor
Not applicable; term is a literal, technical descriptor.
Practice
Quiz
Heptadecanoic acid is best described as: