-
Name
2-Nitrosotoluene
- EINECS 210-261-4
- CAS No. 611-23-4
- Article Data41
- CAS DataBase
- Density 1.03 g/cm3
- Solubility
- Melting Point 72-75 °C(lit.)
- Formula C7H7NO
- Boiling Point 199.9 °C at 760 mmHg
- Molecular Weight 121.139
- Flash Point 74.7 °C
- Transport Information
- Appearance colorless solid
- Safety 26-36
- Risk Codes 20/21/22-36/37/38
-
Molecular Structure
-
Hazard Symbols
Xn
- Synonyms Toluene,o-nitroso- (6CI,7CI,8CI);1-Methyl-2-nitrosobenzene;2-Methyl-1-nitrosobenzene;2-Methylnitrosobenzene;
- PSA 29.43000
- LogP 2.39290
2-Nitrosotoluene Chemical Properties
IUPAC Name: 1-Methyl-2-Nitrosobenzene
Product Categories: Nitrogen Compounds ; Nitroso Compounds ; Organic Building Blocks
Molecular Formula: C7H7NO
Molecular Weight: 121.14 g/mol
EINECS: 210-261-4
Density: 1.03 g/cm3
Melting Point: 72-75 °C(lit.)
Flash Point: 74.7 °C
Boiling Point: 199.9 °C at 760 mmHg
Vapour Pressure: 0.472 mmHg at 25°C
Index of Refraction: 1.524
Molar Refractivity: 35.97 cm3
Molar Volume: 117.5 cm3
Surface Tension: 35.8 dyne/cm
Enthalpy of Vaporization: 41.83 kJ/mol
Refractive Index: 0-6°C
Storage Temp.: 0-6 °C
Stability: Stable. Incompatible with oxidizing agents.
The molecular structure of 2-Nitrosotoluene (CAS NO.611-23-4):
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2-Nitrosotoluene Toxicity Data With Reference
| 1. | mmo-sat 1 µmol/plate | IJEBA6 Indian Journal of Experimental Biology. 25 (1987),618. |
2-Nitrosotoluene Safety Profile
Questionable carcinogen with experimental carcinogenic data. Mutation data reported. Many nitroso compounds are carcinogens. When heated to decomposition it emits toxic fumes of NOx. See also NITROSO COMPOUNDS.
Hazard Codes: 
Xn
Risk Statements: 20/21/22-36/37/38
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
WGK Germany: 3
RTECS: XT3400000
2-Nitrosotoluene Specification
2-Nitrosotoluene (CAS NO.611-23-4) is also named as 1-Methyl-2-nitrosobenzene ; 2-Methyl-1-nitrosobenzene ; 2-Methylnitrosobenzene ; 4-05-00-00844 (Beilstein Handbook Reference) ; BRN 1927295 ; CCRIS 480 ; NSC 66507 ; o-Methylnitrosobenzene ; o-Nitrosotoluene . 2-Nitrosotoluene (CAS NO.611-23-4) is a colorless solid.
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