Chemical Name: 2,3-Dimethylaniline
IUPAC NAME: 2,3-Dimethylaniline
CAS No.: 87-59-2
EINECS: 201-755-0
RTECS: ZE8750000
RTECS Class: Mutagen
EC Class: toxic, dangerous for the environment
Molecular Formula: C₈H₁₁N
Molecular Weight: 121.18 g/mol
Polar Surface Area: 26.02 Å²
Index of Refraction: 1.559
Molar Refractivity: 40.13 cm³
Molar Volume: 124.2 cm³
Surface Tension: 37.9 dyne/cm
Density: 0.975 g/cm³
Flash Point: 96.1 °C
Enthalpy of Vaporization: 45.84 kJ/mol
Boiling Point: 221.9 °C at 760 mmHg Vapour Pressure: 0.105 mmHg at 25°C
  2,3-Xylidine (87-59-2) is stable under normal temperatures and pressures.but incompatible with Strong oxidizing agents, acids, acid chlorides, halogens, acid anhydrides, hypochlorite, chloroformates.The pale yellow liquid with special smell is slightly soluble in water and the water solubility is equal to 30 g/L (20  °C), it is miscible in ethanol, ethyl ether.
Following is the structure of 2,3-Xylidine (CAS NO.87-59-2):

                    
The chemical synonymous of 2,3-Xylidine (CAS NO.87-59-2) are 2,3-Dimethylaniline ; 2,3-Dimethylbenzenamine ; 2,3-Dimethylphenylamine ; 2,3-Xylylamine ; 3-Amino-o-xylene ; 4-12-00-02497 (Beilstein Handbook Reference) ; BRN 0742174 ; Benzenamine, 2,3-dimethyl- ; Benzene, 1-amino-2,3-dimethyl- ; CCRIS 4739 ; EINECS 201-755-0 ; HSDB 2091 ; o-Xylidine ; ortho-Xylidine

  2,3-Xylidine (CAS NO.87-59-2) is mainly used in organic synthesis and used an the main raw material of mefenamic acid.

Product Categories about 2,3-Xylidine (CAS NO.87-59-2) are Intermediates of Dyes and Pigments;Intermediates.

Reported in EPA TSCA Inventory.

Hazard Codes: T,N
Risk Statements: 23/24/25-33-51/53 
R23/24/25: Toxic by inhalation, in contact with skin and if swallowed. 
R33: Danger of cumulative effects. 
R51/53: Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 28-36/37-45-61 
S28: After contact with skin, wash immediately with plenty of soap-suds. 
S36/37: Wear suitable protective clothing and gloves. 
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S61: Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR: UN 1711 6.1/PG 2
WGK Germany: 2
RTECS: ZE8750000
HazardClass: 6.1
PackingGroup: II
HS Code: 29214910
A poison. Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits toxic fumes of NO_x. See also XYLIDINE; 2,4-XYLIDINE; 2,5-XYLIDINE; 2,6-XYLIDINE; 3,4-XYLIDINE; 3,5-XYLIDINE; 2,4-XYLIDINE HYDROCHLORIDE; 2,5-XYLIDINE HYDROCHLORIDE.

DFG MAK: (all isomers except 2,4-xylidene) 5 ppm (25 mg/m³)

1. Storage: Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
2. Handling: Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use only in a well ventilated area. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
3. Personal Protection: Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
4. Fire Fighting: Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire, use water fog, dry chemical, carbon dioxide, or regular foam. Do NOT get water inside containers.
5. Reactivity Profile 2,3-Dimethylaniline reacts with strong oxidizing agents and hypochlorite bleaches . Neutralizes acids in exothermic reactions to form salts plus water. May be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. Flammable gaseous hydrogen may be generated in combination with strong reducing agents, such as hydrides.