4-(4-amino-3-methylphenyl)-2-methylaniline
C14H16N2
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Identification
- CAS Number
- 119-93-7
- EC Number
- 204-358-0
- UN Number
- 3077
- Index Number
- 612-041-00-7
- PubChem CID
- 8413
Physical-chemical properties
- Molecular Formula
- C14H16N2
- Molar Mass
- 212.29 g/mol
- IUPAC Name
- 4-(4-amino-3-methylphenyl)-2-methylaniline
Chemical Identifiers
- InChI
- InChI=1S/C14H16N2/c1-9-7-11(3-5-13(9)15)12-4-6-14(16)10(2)8-12/h3-8H,15-16H2,1-2H3
- InChI Key
- NUIURNJTPRWVAP-UHFFFAOYSA-N
Overview
4-(4-amino-3-methylphenyl)-2-methylaniline (CAS 119-93-7) is an aromatic diamine compound with two aniline functional groups connected by a biphenyl structure. This organic chemical intermediate belongs to the family of substituted biphenylamines and serves as an important building block in various industrial synthesis processes. The compound features two amino groups positioned on separate benzene rings, with methyl substituents that influence its reactivity and solubility characteristics. Its molecular formula C14H16N2 reflects the presence of 14 carbon atoms, 16 hydrogen atoms, and 2 nitrogen atoms, resulting in a molecular weight of 212.29 g/mol. From a safety perspective, 4-(4-amino-3-methylphenyl)-2-methylaniline requires careful handling due to its classification as a Category 1B carcinogen under the GHS system. The compound also presents acute toxicity concerns and potential environmental impact on aquatic ecosystems. Proper personal protective equipment, including respiratory protection and chemical-resistant gloves, is essential when working with this material. Storage should occur in cool, dry conditions away from incompatible materials. The primary industrial applications of this diamine include its use as a chemical intermediate in the production of specialized dyes and pigments, particularly those requiring stable aromatic structures. It also finds application in the synthesis of certain polymer additives and as a precursor in pharmaceutical intermediate manufacturing. The compound shares structural similarities with related aromatic amines such as 4-(4-aminophenyl)sulfanylaniline, which is used in comparable synthetic pathways. OYSI maintains strategic inventory of 4-(4-amino-3-methylphenyl)-2-methylaniline to support European chemical manufacturers requiring reliable access to this specialized intermediate.
Safety & Classification
Carc. 1B; Acute Tox. 4 *; Aquatic Chronic 2
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).
First Aid Measures
Ingestion
Measures if substance is accidentally swallowed
First Aid Actions
- +P301IF SWALLOWED:
- +P330Rinse mouth.
- +P331Do NOT induce vomiting.
- +P310Immediately call a POISON CENTER/doctor.
Related hazard statements:
General Measures
Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)
First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.
Transport (ADR)
| UN Number | 3077 |
| ADR Class | 9 |
| Packing Group | III |
| Tunnel Code | - |
| Proper Shipping Name | 3,3'-Dimethylbiphenyl-4,4'-diamin |
| Marine Pollutant | No |
Frequently Asked Questions
What is 4-(4-amino-3-methylphenyl)-2-methylaniline?
4-(4-amino-3-methylphenyl)-2-methylaniline is an aromatic amine compound with the molecular formula C14H16N2 and CAS number 119-93-7. This organic chemical has a molecular weight of 212.29 g/mol and belongs to the class of substituted anilines. It is classified as a Category 1B carcinogen and presents significant health hazards, requiring careful handling in industrial applications.
What are the physicochemical properties of 4-(4-amino-3-methylphenyl)-2-methylaniline?
4-(4-amino-3-methylphenyl)-2-methylaniline is typically a solid crystalline compound at room temperature with characteristic aromatic amine properties. As an aromatic diamine, it contains two amino groups attached to methylated benzene rings, which influence its solubility and reactivity. The compound exhibits limited water solubility but shows better solubility in organic solvents due to its aromatic structure.
What is 4-(4-amino-3-methylphenyl)-2-methylaniline used for?
4-(4-amino-3-methylphenyl)-2-methylaniline is primarily used as an intermediate in the synthesis of dyes, pigments, and other organic compounds. It serves as a building block in the chemical industry for manufacturing various aromatic compounds and polymers. The compound's dual amino functionality makes it valuable for creating complex molecular structures in pharmaceutical and specialty chemical applications.
How to handle 4-(4-amino-3-methylphenyl)-2-methylaniline safely?
Safe handling requires appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and respiratory protection due to its Carc. 1B and Acute Tox. 4 classifications. Work should be conducted in well-ventilated areas or under fume hoods to prevent inhalation exposure. Avoid skin contact and ingestion, and ensure proper training on carcinogenic substance handling procedures before use.
How to store 4-(4-amino-3-methylphenyl)-2-methylaniline correctly?
Proper storage requires a cool, dry, well-ventilated area away from heat sources and incompatible materials. The compound should be kept in tightly sealed original containers to prevent contamination and exposure. Storage areas must be designed for carcinogenic substances with appropriate containment measures and restricted access. Maintain inventory records and implement first-in-first-out rotation to ensure product integrity.
What to do in case of contact with 4-(4-amino-3-methylphenyl)-2-methylaniline?
Immediate action is required for any exposure due to the compound's carcinogenic and toxic properties. For skin contact, remove contaminated clothing and wash thoroughly with soap and water. In case of eye contact, flush immediately with clean water for at least 15 minutes. If inhaled, move to fresh air immediately and seek medical attention. Always consult safety data sheets for specific emergency procedures.
How to dispose of 4-(4-amino-3-methylphenyl)-2-methylaniline appropriately?
Disposal must comply with local and national hazardous waste regulations due to its carcinogenic classification and environmental hazard rating. The compound cannot be disposed of through regular waste streams and requires specialized hazardous waste treatment facilities. Contact licensed waste disposal contractors experienced in handling carcinogenic substances and maintain proper documentation of all disposal activities for regulatory compliance.
How to transport 4-(4-amino-3-methylphenyl)-2-methylaniline?
Transportation is regulated under ADR Class 9 (Miscellaneous dangerous goods), Packing Group III, indicating moderate danger during transport. Proper packaging, labeling with GHS08, GHS07, and GHS09 pictogrammes, and documentation are required. Carriers must be qualified for dangerous goods transport and vehicles should be equipped with appropriate emergency equipment. Ensure compliance with all applicable transport regulations.
Is 4-(4-amino-3-methylphenyl)-2-methylaniline subject to specific regulations?
Yes, the compound is subject to strict regulations under REACH and CLP due to its Carc. 1B classification and environmental hazard properties. It requires safety data sheets, proper classification and labeling, and may have restrictions on certain uses. Companies must comply with occupational exposure limits, worker protection requirements, and environmental discharge regulations. Regular regulatory updates should be monitored for compliance.
Where to buy 4-(4-amino-3-methylphenyl)-2-methylaniline in Europe?
OYSI serves as a reliable European distributor for 4-(4-amino-3-methylphenyl)-2-methylaniline, providing quality chemical products with proper documentation and regulatory compliance. As a specialized chemical distributor, OYSI ensures proper handling, storage, and delivery of hazardous substances throughout Europe. Contact OYSI directly for availability, technical specifications, safety data sheets, and regulatory compliance documentation for your specific application requirements.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.