2,3,5,6-Tetrachlorophenol
[CAS# 935-95-5]

Identification

• Classification: Analytical chemistry >> Standard >> Volatile organic compounds (VOCs)
• Name: 2,3,5,6-Tetrachlorophenol
• Synonyms: NSC 407823
• Molecular Formula: C₆H₂Cl₄O
• Molecular Weight: 231.89
• CAS Registry Number: 935-95-5
• EC Number: 213-310-8

Properties

• Solubility: Practically insoluble (0.019 g/L) (25 ºC), Calc.^*
• Density: 1.6 g/cm³ (60 ºC)^**
• Melting point: 115-116 ºC (isooctane )^***
• Flash point: 111.7±25.9 ºC, Calc.^*

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

^** "International Chemical Safety Cards" data were obtained from the National Institute for Occupational Safety and Health (US)

^*** Fryszkowska, Anna; Tetrahedron 2005, V61(9), P2327-2333.

Safety Data

• Hazard Symbols: T
• Risk Codes: R25;R37/38;R41
• Safety Description: S26;S39;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Serious eye damage	Eye Dam.	1	H318
Acute toxicity	Acute Tox.	3	H301
Skin irritation	Skin Irrit.	2	H315
Chronic hazardous to the aquatic environment	Aquatic Chronic	4	H413
Specific target organ toxicity - single exposure	STOT SE	3	H335

• Transport Information: UN 2020 6.1 / PGIII