(2E)-3-(4-Formylphenyl)-2-propenoic acid
[CAS# 66885-68-5]

Identification

• Name: (2E)-3-(4-Formylphenyl)-2-propenoic acid
• Synonyms: p-Formyl-(E)-cinnamic acid; trans-3-(4-Formylphenyl)-2-propenoic acid; trans-4-Formylcinnamic acid; trans-p-Formylcinnamic acid
• Molecular Formula: C₁₀H₈O₃
• Molecular Weight: 176.17
• CAS Registry Number: 66885-68-5
• EC Number: 851-026-1

Properties

• Solubility: Slightly soluble (1.2 g/L) (25 °C), Calc.^*
• Density: 1.288±0.06 g/cm³ (20 °C 760 Torr), Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2019 ACD/Labs)

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H302
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2A	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335