2-Phenylpyridine-4-carboxylic acid
[CAS# 55240-51-2]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Pyridine compound >> Pyridine derivative
• Name: 2-Phenylpyridine-4-carboxylic acid
• Synonyms: 2-Phenylisonicotinic acid
• Molecular Formula: C₁₂H₉NO₂
• Molecular Weight: 199.21
• CAS Registry Number: 55240-51-2
• EC Number: 692-864-6

Properties

• Solubility: Slightly soluble (1.7 g/L) (25 °C), Calc.^*
• Density: 1.241±0.06 g/cm³ (20 °C 760 Torr), Calc.^*
• Melting point: 276-277 °C^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2015 ACD/Labs)

^** Ishiguro, Takeo

Safety Data

• Hazard Symbols: Xn
• Risk Statements: R22

Hazard Classification

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