95-53-4

Product Name: o-Toluidine

Formula: C7H9N

Synonyms: 2-Aminotoluene;2-Aminotoluene, 2-Methylaniline;2-Methylaniline;o-Toluidine

Inquiry

CHEMICAL AND PHYSICAL PROPERTIES SAFETY INFORMATION COMPUTED DESCRIPTORS PRODUCT INTRODUCTION RELATED SUPPLIERS

CHEMICAL AND PHYSICAL PROPERTIES

Physical Description	O-toluidine appears as a clear colorless or light yellow liquid. May become reddish brown on exposure to air and light. Flash point 185 °F. Has about the same density as water and is very slightly soluble in water. Vapors are heavier than air. Confirmed carcinogen.
Boiling Point	392 to 396 °F at 760 mmHg (NTP, 1992)
Melting Point	2.7 °F (NTP, 1992)
Flash Point	185 °F (NTP, 1992)
Solubility	5 to 10 mg/mL at 59 °F (NTP, 1992)
Density	0.998 at 68 °F (USCG, 1999) - Less dense than water; will float
Vapor Density	3.69 (NTP, 1992) - Heavier than air; will sink (Relative to Air)
Vapor Pressure	0.1 mmHg at 68 °F ; 0.3 mmHg at 86 °F (NTP, 1992)
LogP	1.32
Autoignition Temperature	900 °F (USCG, 1999)
Ionization Potential	7.44 eV
Ionization Efficiency	Positive
Odor Threshold	Odor Threshold Low: 0.02 [mmHg] Odor Threshold High: 6.6 [mmHg] Odor threshold from AIHA
Kovats Retention Index	1032.7 1040.5 1068 1068 1053 1053.9 1053.9 1037
Chemical Classes	Nitrogen Compounds -> Amines, Aromatic

SAFETY INFORMATION

Signal word	Danger
Pictogram(s)	Skull and Crossbones Acute Toxicity GHS06 Health Hazard GHS08 Environment GHS09
GHS Hazard Statements	H319:Serious eye damage/eye irritation H350:Carcinogenicity H410:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes	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. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

COMPUTED DESCRIPTORS

Molecular Weight	107.15 g/mol
XLogP3	1.3
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	0
Exact Mass	107.073499291 g/mol
Monoisotopic Mass	107.073499291 g/mol
Topological Polar Surface Area	26 Å²
Heavy Atom Count	8
Formal Charge	0
Complexity	70.8
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

O-toluidine appears as a clear colorless or light yellow liquid. May become reddish brown on exposure to air and light. Flash point 185 °F. Has about the same density as water and is very slightly soluble in water. Vapors are heavier than air. Confirmed carcinogen.