(4-Carboxyphenyl)chloromercury
[CAS# 59-85-8]

Identification

• Classification: Organic raw materials >> Organometallic compound >> Organic hafnium, mercury, silver, platinum, etc.
• Name: (4-Carboxyphenyl)chloromercury
• Synonyms: 4-(Chloromercuri)benzoic acid; 4-Carboxyphenylmercuric chloride; NSC 32866; PCMB; p-(Chloromercuri)benzoic acid; p-Carboxyphenylmercuric chloride; p-Chlormercuribenzoic acid; p-Chloromercuric benzoic acid
• Molecular Formula: C₇H₄ClHgO₂^.H
• Molecular Weight: 357.16
• CAS Registry Number: 59-85-8
• EC Number: 200-442-6

Properties

• Melting point: 273 ºC

Safety Data

• Hazard Symbols: T+;N
• Risk Codes: R26/27/28;R33;R50/53
• Safety Description: S13;S28;S36;S45;S60;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	2	H300
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Specific target organ toxicity - repeated exposure	STOT RE	2	H373
Acute toxicity	Acute Tox.	1	H310
Acute toxicity	Acute Tox.	2	H330
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400

• Transport Information: UN 2025