| Formula / Notation | C9H8O2 |
|---|---|
| CAS Number | 621-82-9 |
| Molecular Weight | 148.16 |
| Melting Point | 133 °C |
| Boiling Point | 298.00 to 300.00 °C. @ 760.00 mm Hg |
| Solubility | 0.546 mg/mL |
| Appearance | Solid with a honey floral odor; [Merck Index] White crystalline solid; [Alfa Aesar MSDS] |
| Also Known As | (E)-3-phenylprop-2-enoic acid; 621-82-9; 3-Phenylacrylic acid; Phenylacrylic acid; Zimtsaeure; 3-Phenylpropenoic acid; 3-phenylprop-2-enoic acid; beta-Phenylacrylic acid; Cinnamic acid, (E)-; Cinnamylic acid |
| Category | Acids |
What is Cinnamic acid?
Cinnamic acid is a monocarboxylic acid that consists of acrylic acid bearing a phenyl substituent at the 3-position. It is found in Cinnamomum cassia. It has a role as a plant metabolite. It is a member of cinnamic acids and a member of styrenes. It is a conjugate acid of a cinnamate.
Formula & Notation
IUPAC Name: (E)-3-phenylprop-2-enoic acid
Other Names / Synonyms: (E)-3-phenylprop-2-enoic acid; 621-82-9; 3-Phenylacrylic acid; Phenylacrylic acid; Zimtsaeure; 3-Phenylpropenoic acid; 3-phenylprop-2-enoic acid; beta-Phenylacrylic acid; Cinnamic acid, (E)-; Cinnamylic acid
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | 133 °C |
| Boiling Point | 298.00 to 300.00 °C. @ 760.00 mm Hg |
| Molecular Weight | 148.16 |
| Solubility | 0.546 mg/mL |
| Appearance | Solid with a honey floral odor; [Merck Index] White crystalline solid; [Alfa Aesar MSDS] |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Cinnamic acid is a monocarboxylic acid that consists of acrylic acid bearing a phenyl substituent at the 3-position. It is found in Cinnamomum cassia. It has a role as a plant metabolite. It is a member of cinnamic acids and a member of styrenes. It is a conjugate acid of a cinnamate.
Used in industrial chemical synthesis, fertilizer production, battery electrolytes, metal processing, and laboratory acid-base reactions.
Corrosive. Causes severe burns to skin, eyes, and respiratory tract. Wear appropriate PPE including gloves, goggles, and lab coat. Consult SDS before use.
The formula or notation for Cinnamic acid is: C9H8O2