4-tert-Butylphenoxyacetic acid
[CAS# 1798-04-5]

Identification

• Name: 4-tert-Butylphenoxyacetic acid
• Synonyms: NSC 8481; [(4-tert-Butylphenyl)oxy]acetic acid
• Molecular Formula: C₁₂H₁₆O₃
• Molecular Weight: 208.25
• CAS Registry Number: 1798-04-5
• EC Number: 681-568-2

Properties

• Solubility: Very slightly soluble (0.56 g/L) (25 ºC), Calc.^*
• Density: 1.088±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 96.5 ºC^**
• Boiling point: 325.4±25.0 ºC (760 Torr), Calc.^*
• Flash point: 120.8±16.7 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

^** Bowman, Robert S.; Journal of the American Chemical Society 1957, V79, P87-92.

Safety Data

Hazard Classification

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