2,5-dimethylbenzene-1,4-diamine
2,5-dimethylbenzene-1,4-diamine
CAS: 6393-01-7
Molecular Formula: C8H12N2
2,5-dimethylbenzene-1,4-diamine - Names and Identifiers
| Name | 2,5-dimethylbenzene-1,4-diamine |
| Synonyms | 1,4-DIAMINO-2,5-XYLENE 4-AMINO-2,5-DIMETHYLANILINE 2,5-DIMETHYLBENZENE-1,4-DIAMINE 2,5-DIMETHYL-P-PHENYLENEDIAMINE 2,5-Dimethyl-1,4-benzenediamine 2,5-dimethylbenzene-1,4-diamine 2,5-DIMETHYL-1,4-PHENYLENEDIAMINE 2,5-dimethyl-1,4-phenylenediamine 1,4-Diamino-2,5-dimethylbenzene, 2,5-Dimethylphenylene-1,4-diamine, 2,5-Diamino-p-xylene |
| CAS | 6393-01-7 |
| EINECS | 229-003-7 |
| InChI | InChI=1/C8H12N2/c1-5-3-8(10)6(2)4-7(5)9/h3-4H,9-10H2,1-2H3 |
2,5-dimethylbenzene-1,4-diamine - Physico-chemical Properties
| Molecular Formula | C8H12N2 |
| Molar Mass | 136.19 |
| Density | 1.076±0.06 g/cm3(Predicted) |
| Melting Point | 149-150 °C (lit.) |
| Boling Point | 281.1±35.0 °C(Predicted) |
| Flash Point | 146°C |
| Solubility | Chloroform (Sparingly), DMSO (Slightly) |
| Vapor Presure | 0.00364mmHg at 25°C |
| Appearance | White-like solid |
| Color | Brown to Dark Beige |
| pKa | 6.14±0.10(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | 1.618 |
| MDL | MFCD00052675 |
2,5-dimethylbenzene-1,4-diamine - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| UN IDs | 2811 |
| WGK Germany | 3 |
| HS Code | 29215900 |
| Hazard Class | 6.1(a) |
| Packing Group | II |
2,5-dimethylbenzene-1,4-diamine - Introduction
2,5-dimethylbenzene-1,4-diamine, chemical formula C8H12N2, is an organic compound. Its nature is as follows:
Appearance: 2,5-dimethylbenzene-1,4-diamine is a colorless crystalline solid.
Solubility: It can be dissolved in many organic solvents, such as ethanol, ether and dichloromethane, but the solubility in water is low.
use: 2,5-dimethylbenzene-1,4-diamine is commonly used as an intermediate in organic synthesis, for the synthesis of dyes, medicine and polymer materials. It can also be used as a metal complexing agent and catalyst.
Preparation method: 2,5-dimethylbenzene-1,4-diamine can be prepared by the reaction of phthalic acid and methylamine. First, phthalic acid and methylamine are reacted to form a precursor compound, which is then subjected to dehydration and decarboxylation to form 2,5-dimethylbenzene-1,4-diamine.
safety information: the specific safety information of 2,5-dimenthylbenzene-1, 4-diamine shall be determined according to relevant safety data. Generally speaking, it is a combustible and should be kept away from open flames and high temperatures. Wear appropriate protective equipment to avoid contact with skin, eyes and respiratory tract during handling or use. In addition, it should be operated in a well-ventilated place and stored in a closed container, away from oxidants and fire sources.
Appearance: 2,5-dimethylbenzene-1,4-diamine is a colorless crystalline solid.
Solubility: It can be dissolved in many organic solvents, such as ethanol, ether and dichloromethane, but the solubility in water is low.
use: 2,5-dimethylbenzene-1,4-diamine is commonly used as an intermediate in organic synthesis, for the synthesis of dyes, medicine and polymer materials. It can also be used as a metal complexing agent and catalyst.
Preparation method: 2,5-dimethylbenzene-1,4-diamine can be prepared by the reaction of phthalic acid and methylamine. First, phthalic acid and methylamine are reacted to form a precursor compound, which is then subjected to dehydration and decarboxylation to form 2,5-dimethylbenzene-1,4-diamine.
safety information: the specific safety information of 2,5-dimenthylbenzene-1, 4-diamine shall be determined according to relevant safety data. Generally speaking, it is a combustible and should be kept away from open flames and high temperatures. Wear appropriate protective equipment to avoid contact with skin, eyes and respiratory tract during handling or use. In addition, it should be operated in a well-ventilated place and stored in a closed container, away from oxidants and fire sources.
Last Update：2024-04-09 21:01:54
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