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Dichloroacetic Acid ( DCA ) Dichloroethanoic Acid [ CAS: 79-43-6 ] - 100ml

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Description

Dichloroacetic Acid (DCA)

Other Names: Dichloroethanoic Acid
Chemical Formula: C₂H₂Cl₂O₂
Molar Mass: 128.94 g/mol
CAS Number: 79-43-6
Appearance: Colorless to pale yellow liquid or crystals (depending on temperature)
Odor: Pungent, acidic

Physical and Chemical Properties

Density: ~1.57 g/cm³ at 20 °C
Melting Point: 9–11 °C
Boiling Point: 194 °C
Flash Point: 110 °C
Solubility:
- Water: Completely miscible
- Organic Solvents: Soluble in alcohols, ethers, and other polar solvents
Acidity (pKa): ~1.4 (stronger than acetic acid)

Applications

Organic Synthesis: Intermediate in the production of fine chemicals and halogenated compounds
Research: Studied in metabolic pathway regulation and biochemical testing
Industrial Use: Employed in formulations requiring halogenated carboxylic acids or for pH adjustment in special applications

Safety Information

Signal Word: ⚠️ Danger

GHS Hazard Statements

H290 (26%): May be corrosive to metals [Warning Corrosive to Metals]

H311 (54.5%): Toxic in contact with skin [Danger Acute toxicity, dermal]

H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

H318 (52.2%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

H351 (42.2%): Suspected of causing cancer [Warning Carcinogenicity]

H360FD (30.5%): May damage fertility; May damage the unborn child [Danger Reproductive toxicity]

H362 (23.8%): May cause harm to breast-fed children [Reproductive toxicity, effects on or via lactation]

H373 (35.1%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]

H400 (100%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]

Precautionary Statement Codes

P203, P234, P260, P262, P263, P264, P264+P265, P270, P273, P280, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P318, P319, P321, P361+P364, P363, P390, P391, P405, P406, and P501

Handling and Storage

Storage: Store in a tightly closed container in a cool, well-ventilated, dry area, away from bases and oxidizing agents
Handling: Use only with proper protective equipment and fume extraction. Avoid prolonged exposure

Safety

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