N-(2,4-DIMETHYLPHENYL)UREA - Names and Identifiers
Name | 2,4-Dimethylphenylurea
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Synonyms | N-(2,4-Xylyl)urea 2,4-Dimethylphenylurea 2,4-DIMETHYLPHENYLUREA N-(2,4-DIMETHYLPHENYL)UREA 1-(2,4-diMethylphenyl)urea 1-(2,4-dimethylphenyl)urea 2,4-Dimethylphenylcarbamide Urea, N-(2,4-dimethylphenyl)-
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CAS | 2990-02-5
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InChI | InChI=1/C9H12N2O/c1-6-3-4-8(7(2)5-6)11-9(10)12/h3-5H,1-2H3,(H3,10,11,12) |
N-(2,4-DIMETHYLPHENYL)UREA - Physico-chemical Properties
Molecular Formula | C9H12N2O
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Molar Mass | 164.2 |
Density | 1.154 |
Melting Point | 204-206°C |
Boling Point | 264℃ |
Flash Point | 114℃ |
Vapor Presure | 0.00978mmHg at 25°C |
pKa | 14.61±0.50(Predicted) |
Storage Condition | 2-8°C |
Refractive Index | 1.606 |
MDL | MFCD00025409 |
N-(2,4-DIMETHYLPHENYL)UREA - Risk and Safety
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin.
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Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
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Hazard Class | IRRITANT |
N-(2,4-DIMETHYLPHENYL)UREA - Introduction
2,4-dimethylphenylurea (2,4-dimethylphenylurea) is an organic compound with the chemical formula C9H12N2O. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: 2,4-dimethylphenylurea is a colorless crystalline solid.
-Solubility: 2,4-dimethylphenylurea has good solubility in non-polar solvents such as chloroform and carbon disulfide, but has low solubility in polar solvents such as water.
Use:
-Plant growth regulator: 2,4-dimethylphenylurea can promote plant growth and increase crop yield.
-Pesticide adjuvant: It is also often used as an auxiliary component of pesticides to increase the absorption and penetration of pesticides on plants.
Method:
2,4-dimethylphenylurea has many preparation methods. The following is a common synthetic route:
1.2,4-dimethylchlorobenzene (2,4-dimethylchlorobenzene) reacts with urea (urea) in the presence of sulfuric acid to prepare 2,4-dimethylphenylurea.
Safety Information:
-2,4-dimethylphenylurea is a low-toxic compound with theoretically low acute toxicity to the human body. However, it is still recommended to use safety measures, such as wearing protective gloves, glasses and breathing equipment, to avoid contact with the skin and inhalation of its dust or vapor.
-If taken by mistake or inhaled, seek medical attention immediately.
-should be stored in a dry, well-ventilated place, away from fire and flammable materials.
Last Update:2024-04-10 22:29:15