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Basic Information
| CAS No.: | 632-58-6 |
|---|---|
| Name: | Tetrachlorophthalic acid |
| Article Data: | 22 |
| Molecular Structure: | |
|
|
|
| Formula: | C8H2Cl4O4 |
| Molecular Weight: | 303.913 |
| Synonyms: | Phthalicacid, tetrachloro- (6CI,7CI,8CI);NSC 193510;Tetrachloro-1,2-benzenedicarboxylic acid;Tetrachlorophthalic acid; |
| EINECS: | 211-181-2 |
| Density: | 1.872 g/cm3 |
| Melting Point: | 98°C |
| Boiling Point: | 439.1 °C at 760 mmHg |
| Flash Point: | 219.4 °C |
| Solubility: | Sparingly soluble in water |
| Appearance: | colourless crystals |
| Hazard Symbols: | 36/37/38:; |
| Risk Codes: | 36/37/38 |
| Safety: | 36/37/39 |
| PSA: | 74.60000 |
| LogP: | 3.69660 |
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Synthetic route
Conditions
| Conditions | Yield |
|---|---|
| With antimonypentachloride; chlorine at 200℃; | |
| With sulfuric acid; iodine; chlorine at 50 - 60℃; schliesslich bei 200grad; |
- 2234-13-1
octachloronaphthalene
A
- 632-58-6
tetrachlorophthalic acid
B
- 58852-12-3
hexachloronaphthoquinone-(1,4)
Conditions
| Conditions | Yield |
|---|---|
| With nitric acid at 90℃; |
- 58863-15-3
1,2,3,4,5,6,8-heptachloronaphthalene
A
- 632-58-6
tetrachlorophthalic acid
Conditions
| Conditions | Yield |
|---|---|
| With nitric acid at 100℃; im geschlossenen Rohr; | |
| With nitric acid at 100℃; im Druckrohr; |
- 67922-25-2
1,2,3,4,5-Pentachloronaphthalene
- 632-58-6
tetrachlorophthalic acid
Conditions
| Conditions | Yield |
|---|---|
| With nitric acid at 180 - 200℃; im geschlossenen Rohr; |
- 632-58-6
tetrachlorophthalic acid
Conditions
| Conditions | Yield |
|---|---|
| With chromic acid | |
| With nitric acid |
- 632-58-6
tetrachlorophthalic acid
Conditions
| Conditions | Yield |
|---|---|
| With sodium hydroxide |
Conditions
| Conditions | Yield |
|---|---|
| With sulfuric acid at 200 - 250℃; |
Conditions
| Conditions | Yield |
|---|---|
| With chlorine; iron at 120 - 170℃; |
Conditions
| Conditions | Yield |
|---|---|
| With sodium hydroxide; water for 0.75h; Hydrolysis; Heating; |
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Tetrachlorophthalic acid
Chemistry
Molecular Formula: C8H2Cl4O4
Molar mass: 303.9111 g/mol
Density: 1.872 g/cm3
Melting point: 98°C
Flash Point: 219.4 °C
Index of Refraction: 1.656
Water solubility: Sparingly soluble
Boiling Point: 439.1 °C at 760 mmHg
Vapour Pressure: 1.73E-08 mmHg at 25°C
Stability: Stable. Incompatible with strong oxidizing agents.
Structure of Tetrachlorophthalic acid(632-58-6):
Synonyms of Tetrachlorophthalic acid(632-58-6): 3,4,5,6-Tetrachlorophthalic acid;Phthalic acid, perchloro-;Phthalic acid, tetrachloro-;1,2-benzenedicarboxylic acid, 3,4,5,6-tetrachloro-
Product Categories of Tetrachlorophthalic acid(632-58-6):Phthalic Acids, Esters and Derivatives
Molar mass: 303.9111 g/mol
Density: 1.872 g/cm3
Melting point: 98°C
Flash Point: 219.4 °C
Index of Refraction: 1.656
Water solubility: Sparingly soluble
Boiling Point: 439.1 °C at 760 mmHg
Vapour Pressure: 1.73E-08 mmHg at 25°C
Stability: Stable. Incompatible with strong oxidizing agents.
Structure of Tetrachlorophthalic acid(632-58-6):
Synonyms of Tetrachlorophthalic acid(632-58-6): 3,4,5,6-Tetrachlorophthalic acid;Phthalic acid, perchloro-;Phthalic acid, tetrachloro-;1,2-benzenedicarboxylic acid, 3,4,5,6-tetrachloro-
Product Categories of Tetrachlorophthalic acid(632-58-6):Phthalic Acids, Esters and Derivatives
Uses
Tetrachlorophthalic acid(632-58-6) can be used for for medicines', dyes' and other organic synthesis' intermediates.
Toxicity Data With Reference
1. mouse LD50 oral 4640mg/kg (4640mg/kg)
Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 1, Pg. 283, 1976.
Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 1, Pg. 283, 1976.
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Slightly toxic by ingestion. When heated to decomposition it emits toxic vapors of Cl−.
Risk Statements:
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
Safety Statements:
36: Wear suitable protective clothing
37: Wear suitable gloves
39: Wear eye/face protection
Risk Statements:
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
Safety Statements:
36: Wear suitable protective clothing
37: Wear suitable gloves
39: Wear eye/face protection