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Cinnamaldehyde (Cinnamic Aldehyde)

CAS 104-55-2 · Formula C9H8O · MW 132.16 g/mol

The defining flavor and aroma molecule of cinnamon, doubling as an electroplating brightener and agricultural active. It is widely used as a flavoring agent in foods, beverages, and chewing gum and as a fragrance ingredient in perfumery.

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CAS Number
104-55-2
Formula
C9H8O
Molecular Weight
132.16 g/mol
Material Family
Specialty Additives
At a Glance
Material Family
Specialty Additives
Record Type
Pure compound
Primary Role
pH Adjustment · Biocidal Action
Solubility
Dissolves in about 700 parts water, in about 7 volumes of 60% alcohol
Functional Roles
pH Adjustment Biocidal Action Synthesis Intermediate Corrosion Inhibition
INCI Name
CINNAMAL
CosIng Functions
DENATURANTFLAVOURINGPERFUMING
Industries Served
Beauty & Personal Care Food & Beverage
Applications & Use Cases
  • ▸ Flavoring: Cinnamon flavor in foods, beverages, and chewing gum
  • ▸ Fragrance: Aroma ingredient in perfumery and personal care
  • ▸ Electroplating: Brightener in metal-plating baths
  • ▸ Agricultural active: Animal repellent and registered fungicidal use
Physical Properties
Melting Point
-7.5 °C
Boiling Point
253 °C @ 760 MM HG (SLIGHT DECOMP)
Density
1.048-1.052 at 25 °C/25 °C
Solubility
Dissolves in about 700 parts water, in about 7 volumes of 60% alcohol
Vapor Pressure
2.89X10-2 mm Hg at 25 °C
Flash Point
71 °C
Safety & Handling
Full SDS available on request

A grade-specific Safety Data Sheet (SDS) — with the complete hazard classification, handling precautions, and transport information — is supplied with every shipment and available on request. Confirm all safety and regulatory details against the SDS for your specific grade.

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Chemical Identity
CAS Number
104-55-2
Molecular Formula
C9H8O
Molecular Weight
132.16 g/mol
IUPAC Name
(E)-3-phenylprop-2-enal
INCI Name
CINNAMAL
PubChem CID
637511
InChI Key
KJPRLNWUNMBNBZ-QPJJXVBHSA-N
Synonyms & Trade Names
cinnamaldehyde 3-Phenylacrylaldehyde Zimtaldehyde Cinnamal 2-Propenal, 3-phenyl- 3-Phenylpropenal Phenylacrolein 3-Phenyl-2-propenal (E)-3-phenylprop-2-enal Cassia aldehyde Cinnamylaldehyde 3-Phenylacrolein (E)-3-Phenyl-2-propenal Cinnemaldehyde Cinnamyl aldehyde Abion CA Benzylideneacetaldehyde beta-Phenylcrolein 3-Fenylpropenal
Full Description

Cinnamaldehyde (CAS 104-55-2), the principal constituent of cinnamon oil, is an aromatic aldehyde. It is widely used as a flavoring agent in foods, beverages, and chewing gum and as a fragrance ingredient in perfumery. Industrial applications include use as a brightener in electroplating and as an agricultural animal repellent and registered fungicidal active.

Frequently Asked Questions

What is cinnamic aldehyde used for?

Cinnamaldehyde (CAS 104-55-2) is the principal constituent of cinnamon oil and is widely used as a flavoring agent in foods, beverages, and chewing gum and as a fragrance ingredient in perfumery. Industrial uses include service as a brightener in electroplating baths and as a registered agricultural animal repellent and fungicidal active.

Is cinnamic aldehyde an aldehyde?

Yes. Cinnamaldehyde is an aromatic aldehyde, formula C9H8O, structurally a phenyl-substituted acrolein. This aldehyde functionality underlies both its cinnamon aroma and its reactivity in industrial uses such as electroplating brightening.

What does FCC Kosher mean for this cinnamaldehyde?

FCC indicates the material meets Food Chemicals Codex specifications for flavor/food use, and Kosher indicates it carries kosher certification. RawSource can provide the FCC specification and kosher documentation on request for the lot supplied.

What grade and packaging is cinnamic aldehyde available in?

RawSource supplies FCC Kosher cinnamaldehyde under HS code 291229. CoA, FCC specification, SDS, and kosher certificate are available on request. Specify your volume for available packaging and lead time.

What is the cost of bulk cinnamic aldehyde?

Bulk pricing depends on grade, certification, packaging, and volume. RawSource quotes industrial quantities directly rather than publishing a price. Send your volume and grade requirements for a current bulk quote.

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Disclaimer. Information on this page — including properties, identifiers, hazard, transport (DOT/UN) and tariff (HS) classifications, and applications — is provided for general reference and is compiled from authoritative public sources (e.g. PubChem/ECHA, 49 CFR 172.101, the Harmonized Tariff Schedule). Values are typical and are not a guaranteed specification; the Certificate of Analysis (CoA) for the lot purchased governs. Products are sold for industrial and professional use only. Nothing here is a medical, health, or efficacy claim or advice. Always consult the current Safety Data Sheet (SDS) before handling, storage, transport or disposal, and confirm regulatory status, classification and suitability for your application and jurisdiction. Hazard, transport and tariff classifications must be verified for your specific shipment. RawSource makes no warranty, express or implied, and assumes no liability for use of this information. Trademarks. Third-party trademarks and brand names are the property of their respective owners; any reference is nominative — used only to identify a comparable product — and does not imply affiliation with, sponsorship by, or endorsement by the trademark owner.
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