Basic information
- Name:
Benzeneaceticacid, 2,4-dichloro-
- Superlist Name:
- 2,4-Dichlorophenylacetic acid
- CAS No.:
19719-28-9
- Molecular Structure:
- Formula:
- C8H6Cl2O2
- Molecular Weight:
- 205.04
- Synonyms:
- Aceticacid, (2,4-dichlorophenyl)- (6CI,7CI,8CI);2-(2,4-Dichlorophenyl)acetic acid;NSC 54853;
- EINECS:
- 243-248-7
- Density:
- 1.456 g/cm3
- Melting Point:
- 129-131 °C(lit.)
- Boiling Point:
- 325.2 °C at 760 mmHg
- Flash Point:
- 150.5 °C
- Solubility:
- soluble in hot water
- Appearance:
- white to pale yellowish-beige crystalline powder
- Hazard Symbols:
Xi- Risk Codes:
- 36/37/38
- Safety Description:
- 26-37/39 Details
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Chemistry
Empirical Formula: C8H6Cl2O2
Molecular Weight: 205.038
EINECS: 243-248-7
Melting point: 129-131 °C(lit.)
Water solubility: Soluble in hot water
Appearance: White to pale yellowish-beige crystalline powder
Index of Refraction: 1.584
Density: 1.456 g/cm3
Flash Point: 150.5 °C
Enthalpy of Vaporization: 59.89 kJ/mol
Boiling Point: 325.2 °C at 760 mmHg
Vapour Pressure: 9.54E-05 mmHg at 25 °C
Product categories of 2,4-Dichlorophenylacetic acid (CAS NO.19719-28-9): Aromatic Phenylacetic Acids and Derivatives;Organic acids;Carbonyl Compounds;Carboxylic Acids
Structure of 2,4-Dichlorophenylacetic acid (CAS NO.19719-28-9):
Toxicity Data With Reference
Carcinogenicity of 2,4-Dichlorophenylacetic acid (CAS NO.19719-28-9) hasn't been listed as a carcinogen by NTP, IARC,ACGIH, or CA Prop 65. And its toxicological properties have not been fully investigated.
Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
S37/39:Wear suitable gloves and eye/face protection.
Specification
2,4-Dichlorophenylacetic acid ,its cas register number is 19719-28-9. It also can be called (2,4-Dichlorophenyl)acetic acid and Benzeneacetic acid, 2,4-dichloro- . It is hazardous,so the first aid measures and others should be known. Such as: When on the skin: first,should flush skin with plenty of water immediately for at least 15 minutes while removing contaminated clothing. Secondly,Get medical aid. Or in the eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Then get medical aid soon. While ,it's Inhaled: Remove from exposure and move to fresh air immediately.Give artificial respiration while not breathing. When breathing is difficult, give oxygen. And as soon as to get medical aid. Then you have the ingesting of the product : Wash mouth out with water,and get medical aid immediately.Notes to physician: Treat supportively and symptomatically.
In addition, 2,4-Dichlorophenylacetic acid (CAS NO.19719-28-9) is not compatible with strong oxidizing agents, and you must not take it with incompatible materials. And also prevent it to broken down into hazardous decomposition products: hydrogen chloride, carbon monoxide, carbon dioxide.
