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75-60-5

75-60-5 structural image
Product Name: CACODYLIC ACID
Formula: C2H7AsO2
Synonyms: Dimethylarsinic acid;Dimethylarsonic acid;Hydroxydimethylarsine oxide
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description Cacodylic acid appears as a colorless, odorless crystalline solid. Melting point 195-196 °C. Toxic by ingestion and irritating to skin and eyes.
Color/Form Crystals from alcohol and ether
Odor Odorless
Boiling Point greater than 392 °F at 760 mmHg (NTP, 1992)
Melting Point 383 to 385 °F (NTP, 1992)
Solubility Very soluble (NTP, 1992)
Density greater than 1.1 at 68 °F (est.) (USCG, 1999)
Vapor Pressure 0.0000001 [mmHg]
Stability/Shelf Life COMPLETELY STABLE IN STORAGE.
Decomposition When heated to decomposition it emits toxic fumes of /arsenics/.
Corrosivity All formulations are mildly corrosive.
Dissociation Constants pKa = 1.57
Collision Cross Section 112.5 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine and drug standards]
Other Experimental Properties Hygroscopic
Chemical Classes Metals -> Arsenic Compounds, Organic

SAFETY INFORMATION

Signal word Danger
Pictogram(s)

Skull and Crossbones
Acute Toxicity
GHS06

Health Hazard
GHS08

Environment
GHS09
GHS Hazard Statements H350:Carcinogenicity
H410:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes P201:Obtain special instructions before use.
P202:Do not handle until all safety precautions have been read and understood.
P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P273:Avoid release to the environment.
P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

COMPUTED DESCRIPTORS

Molecular Weight 138.00 g/mol
Hydrogen Bond Donor Count 1
Hydrogen Bond Acceptor Count 2
Rotatable Bond Count 0
Exact Mass 137.966199 g/mol
Monoisotopic Mass 137.966199 g/mol
Topological Polar Surface Area 37.3 Ų
Heavy Atom Count 5
Formal Charge 0
Complexity 62
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

Cacodylic acid appears as a colorless, odorless crystalline solid. Melting point 195-196 °C. Toxic by ingestion and irritating to skin and eyes.