Benzenearsonic acid
[CAS# 98-05-5]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Pyridine compound >> Pyridine derivative
• Name: Benzenearsonic acid
• Synonyms: Monophenylarsonic acid; NSC 15566
• Molecular Formula: C₆H₇AsO₃
• Molecular Weight: 202.04
• CAS Registry Number: 98-05-5
• EC Number: 202-631-9

Properties

• Solubility: Slightly soluble (5.5 g/L) (25 ºC), Calc.^*
• Density: 1.760 g/cm³ (25 ºC)^**
• Melting point: >270 ºC (water )^***

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

^** "Hazardous Substances Data Bank" data were obtained from the National Library of Medicine (US)

^*** Robertson, George ross; Journal of the American Chemical Society 1921, V43, P179-81.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	3	H331
Acute toxicity	Acute Tox.	3	H301
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute toxicity	Acute Tox.	2	H300
Carcinogenicity	Carc.	1A	H350