A7665512
o-Toluidine , CP,98% , 95-53-4
Synonym(s):
2-Aminotoluene;2-Aminotoluene, 2-Methylaniline;2-Methylaniline;o-Toluidine
CAS NO.：95-53-4
Empirical Formula: C7H9N
Molecular Weight: 107.15
MDL number: MFCD00007730
EINECS: 202-429-0
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | -23 °C |
| Boiling point: | 199-200 °C(lit.) |
| Density | 1.008 g/mL at 25 °C(lit.) |
| vapor density | 3.7 (vs air) |
| vapor pressure | 0.26 mm Hg ( 25 °C) |
| refractive index | n |
| Flash point: | 185 °F |
| storage temp. | 2-8°C |
| solubility | 1.5 g/100 mL (25°C) |
| pka | 4.44(at 25℃) |
| form | liquid |
| Colour Index | 37077 |
| color | light yellow to light amber |
| Odor | Aromatic, aniline-like. |
| PH | 7.4 (H2O, 20℃)Aqueous solution |
| explosive limit | 1.5-7.5%(V) |
| Water Solubility | 1.5 g/100 mL (25 ºC) |
| Thermal Conductivity | 0.162 W/(m·K) at 25 ℃ |
| Sensitive | Air & Light Sensitive |
| Merck | 14,9536 |
| BRN | 741981 |
| Henry's Law Constant | 1.98 at 25 °C (thermodynamic method-GC/UV spectrophotometry, Altschuh et al., 1999) |
| Exposure limits | ACGIH TLV-TWA:2 ppm (8.8 mg/m3) OSHA PEL-TWA:5 ppm (22 mg/m³) NIOSH REL-TWA:5 ppm (～22 mg/m3);IDLH level:100 ppm |
| Dielectric constant | 6.3399999999999999 |
| Major Application | cleaning products cosmetics environmental food and beverages personal care |
| InChI | 1S/C7H9N/c1-6-4-2-3-5-7(6)8/h2-5H,8H2,1H3 |
| InChIKey | RNVCVTLRINQCPJ-UHFFFAOYSA-N |
| SMILES | Cc1ccccc1N |
| LogP | 1.4 at 24.5℃ |
| CAS DataBase Reference | 95-53-4(CAS DataBase Reference) |
| IARC | 1 (Vol. Sup 7, 77, 99, 100F) 2012 |
| NIST Chemistry Reference | Benzenamine, 2-methyl-(95-53-4) |
| EPA Substance Registry System | o-Toluidine (95-53-4) |
Description and Uses
It was used in determination of glucose in biological materials.It was used as precursor in the synthesis of poly(o-toluidine) and copper nanoparticle composite material.
Safety
| Symbol(GHS) |    GHS06,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H301+H331-H313-H316-H319-H370-H372-H350-H400-H411-H227 |
| Precautionary statements | P501-P273-P260-P270-P202-P210-P201-P271-P264-P280-P370+P378-P391-P337+P313-P305+P351+P338-P308+P311-P332+P313-P301+P310+P330-P304+P340+P311-P403+P233-P403+P235-P405 |
| PPE | Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter |
| Hazard Codes | T,N,F |
| Risk Statements | 45-23/25-36-50-35-20/22-10-39/23/24/25-23/24/25-11 |
| Safety Statements | 53-45-61-36/37/39-26-36/37-16-7 |
| RIDADR | UN 2920 8/PG 1 |
| WGK Germany | 3 |
| RTECS | XU2975000 |
| F | 8-10-23 |
| Autoignition Temperature | 899 °F |
| TSCA | TSCA listed |
| HazardClass | 6.1 |
| PackingGroup | II |
| HS Code | 29214300 |
| Storage Class | 6.1A - Combustible acute toxic Cat. 1 and 2 very toxic hazardous materials |
| Hazard Classifications | Acute Tox. 3 Inhalation Acute Tox. 3 Oral Aquatic Acute 1 Aquatic Chronic 2 Carc. 1B Eye Irrit. 2 |
| Hazardous Substances Data | 95-53-4(Hazardous Substances Data) |
| Toxicity | LD50 orally in rats: 0.94 g/kg (Smyth) |
| IDLA | 50 ppm |
| REACH Registrations | Active |
| Limited Quantities | 100ml (liquid) or 0.5 Kg (solid) |
| Excepted Quantities | Max Inner Pack (1g or 1ml) and Max Outer Pack (500g or 500ml) |
