cinnamic acid: meaning, definition, pronunciation and examples
C2 (Very Low Frequency)Technical/Scientific
Quick answer
What does “cinnamic acid” mean?
An organic compound (C₉H₈O₂) derived from cinnamon or produced synthetically, existing as white crystalline flakes with a honey-like scent.
Audio
Pronunciation
Definition
Meaning and Definition
An organic compound (C₉H₈O₂) derived from cinnamon or produced synthetically, existing as white crystalline flakes with a honey-like scent.
A phenylpropanoid organic acid widely used as a precursor for the industrial synthesis of flavors, fragrances, pharmaceuticals, and certain plastics. It occurs naturally in cinnamon bark, shea butter, and balsam resins.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or spelling differences. Pronunciation may show minor variations (see IPA).
Connotations
Identically technical in both varieties.
Frequency
Equally low-frequency and specialized in all English-speaking regions.
Grammar
How to Use “cinnamic acid” in a Sentence
Cinnamic acid is derived from [SOURCE].Cinnamic acid reacts with [REAGENT] to form [PRODUCT].The [PROPERTY] of cinnamic acid was measured.Vocabulary
Collocations
Examples
Examples of “cinnamic acid” in a Sentence
verb
British English
- The compound will cinnamate under those conditions.
- We need to cinnamate the precursor.
American English
- The enzyme cinnamates the substrate efficiently.
- They plan to cinnamate the starting material.
adjective
British English
- The cinnamic derivative showed greater stability.
- They observed a cinnamic odour in the sample.
American English
- The cinnamic derivative exhibited higher potency.
- A faint cinnamic aroma was detected.
Usage
Meaning in Context
Business
Used in procurement, quality control, or R&D reports within the chemical, flavor, fragrance, or pharmaceutical industries.
Academic
Common in organic chemistry, natural product chemistry, pharmacology, and materials science research papers and textbooks.
Everyday
Virtually never used.
Technical
The primary context, used in lab protocols, chemical safety data sheets, patent applications, and industrial formulations.
Vocabulary
Synonyms of “cinnamic acid”
Neutral
Weak
Watch out
Common Mistakes When Using “cinnamic acid”
- Misspelling as 'cinamic acid' (dropping an 'n') or 'cinnaminic acid'.
- Using it as a countable noun (e.g., 'a cinnamic acid'); it is generally uncountable.
- Confusing it with cinnamaldehyde, the main flavor compound in cinnamon.
FAQ
Frequently Asked Questions
In the tiny amounts present naturally in foods like cinnamon, it is safe. Pure cinnamic acid is a chemical and should be handled according to safety protocols, not ingested.
Cinnamon is a spice from tree bark. Cinnamic acid is one specific chemical compound found in small amounts within cinnamon, responsible for some aromatic notes but not the primary flavor.
Yes, but more commonly its esters (like methyl cinnamate) are used as fragrance ingredients for their sweet, balsamic, fruity odours.
It is a versatile platform chemical used to manufacture a wide range of products, including pharmaceuticals (e.g., certain anticoagulants), food flavorings, UV absorbers in plastics, and synthetic musk fragrances.
An organic compound (C₉H₈O₂) derived from cinnamon or produced synthetically, existing as white crystalline flakes with a honey-like scent.
Cinnamic acid is usually technical/scientific in register.
Cinnamic acid: in British English it is pronounced /sɪˌnæmɪk ˈæsɪd/, and in American English it is pronounced /sɪˌnæmɪk ˈæsɪd/ or /səˈnæmɪk ˈæsɪd/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think of CINNAmon, where it's found, plus the chemical ending -IC ACID.
Conceptual Metaphor
BUILDING BLOCK (e.g., 'Cinnamic acid is a key building block for many synthetic compounds.')
Practice
Quiz
In which field is the term 'cinnamic acid' MOST commonly used?