4-CHLORO-2-TOLUIDINE
5-Chloro-2-methylaniline
CAS: 95-79-4
Molecular Formula: C7H8ClN
4-CHLORO-2-TOLUIDINE - Names and Identifiers
4-CHLORO-2-TOLUIDINE - Physico-chemical Properties
| Molecular Formula | C7H8ClN |
| Molar Mass | 141.6 |
| Density | 1.177g/mLat 20°C(lit.) |
| Melting Point | 22 °C |
| Boling Point | 237°C(lit.) |
| Flash Point | 320°F |
| Water Solubility | < 1 g/L (22 ºC) |
| Solubility | soluble in Alcohol |
| Vapor Presure | 0.45 hPa (50 °C) |
| Appearance | Liquid After Melting |
| Color | Clear yellow to light brown |
| BRN | 878504 |
| pKa | pK1:3.85(+1) (25°C) |
| Storage Condition | Store below +30°C. |
| Refractive Index | n20/D 1.584(lit.) |
| Physical and Chemical Properties | Density: 1.583-1.585 Melting Point: 22°C Boiling Point: 237°C flash point: 160°C solubility:< 1g/L (22°C) |
| Use | Dye industry can be directly used in the synthesis of ice dye red base KB, phenol AS-KB, it is also an important pesticide intermediates |
4-CHLORO-2-TOLUIDINE - Risk and Safety
| Risk Codes | R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. R40 - Limited evidence of a carcinogenic effect R45 - May cause cancer R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S53 - Avoid exposure - obtain special instructions before use. |
| UN IDs | UN 3429 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | XU5075000 |
| TSCA | Yes |
| HS Code | 29214300 |
| Hazard Class | 6.1 |
| Packing Group | III |
| Toxicity | LD50 orally in Rabbit: 464 mg/kg |
4-CHLORO-2-TOLUIDINE - Reference Information
| (IARC) carcinogen classification | 3 (Vol. 77, 99) 2010 |
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | 5-chloro-2-toluidone is a versatile building block, for the synthesis of a variety of pharmaceutical and biologically active compounds, including inhibitors. It is a carcinogenic monocyclic amine. This compound is used in the synthesis of dyes. It is used as a color developing agent for dyeing and printing cotton, silk and nylon fabrics, and is used for manufacturing fast pigments for organic synthesis. Dye industry can be directly used in the synthesis of ice dye red base KB, phenol AS-KB, it is also an important pesticide intermediates. |
| production method | prepared from O-nitrotoluene by chlorination and reduction. |
| category | toxic substances |
| toxicity grade | high toxicity |
| Acute toxicity | oral-rat LD50: 464 mg/kg |
| flammability hazard characteristics | open flame flammable; High heat releases toxic chloride and nitrogen oxide gases |
| storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; It is stored separately from oxidants and food additives |
| fire extinguishing agent | water, foam, carbon dioxide, sand |
| spontaneous combustion temperature | >540°C |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-09 20:48:19
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