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| CAS No.: | 99-60-5 |
|---|---|
| Name: | 2-Chloro-4-nitrobenzoic acid |
| Article Data: | 24 |
| Cas Database | |
| Molecular Structure: | |
|
|
|
| Formula: | C7H4ClNO4 |
| Molecular Weight: | 201.566 |
| Synonyms: | Benzoic acid, 2-chloro-4-nitro-;4-09-00-01229 (Beilstein Handbook Reference);2-chloro-4-nitro-benzoate;2-chloro-4-nitro-benzoic acid;Kyselina 2-chloro-4-nitrobenzoova [Czech];2-Chloro-4-Nitro Benzoic Acid;Kyselina 2-chloro-4-nitrobenzoova; |
| EINECS: | 202-771-0 |
| Density: | 1.602 g/cm3 |
| Melting Point: | 136-140 °C(lit.) |
| Boiling Point: | 362.2 °C at 760 mmHg |
| Flash Point: | 172.8 °C |
| Solubility: | water: 1 g/L (20 °C) |
| Appearance: | white or straw yellow crystal powder |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 26-36 |
| PSA: | 83.12000 |
| LogP: | 2.46960 |
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- 99-60-5
2-chloro-4-nitrobenzoic acid
| Conditions | Yield |
|---|---|
| Stage #1: 2-chloro-4-nitro-6-hydroxyisopropylbenzene With 4-methyl-morpholine at 46℃; for 1.16667h; Stage #2: With titanium tetra-n-propoxide at 55℃; for 1.83333h; | 96% |
| Conditions | Yield |
|---|---|
| With copper(II) oxide; dihydrogen peroxide In acetonitrile at 60℃; for 2.5h; Green chemistry; | 85% |
| With potassium permanganate |
| Conditions | Yield |
|---|---|
| With nitric acid at 120 - 180℃; | |
| With manganese(IV) oxide; sulfuric acid | |
| With manganese(IV) oxide; potassium hydroxide |
- 28163-00-0
4-nitro-2-chlorobenzonitrile
- 99-60-5
2-chloro-4-nitrobenzoic acid
| Conditions | Yield |
|---|---|
| With sulfuric acid Behandeln des Reaktionsgemisches mit wss. Natriumnitrit-Loesung; |
| Conditions | Yield |
|---|---|
| With potassium permanganate |
- 99-60-5
2-chloro-4-nitrobenzoic acid
| Conditions | Yield |
|---|---|
| With 1H-imidazole; potassium chloride In water; acetonitrile at 25 - 50℃; Kinetics; Thermodynamic data; ΔH(excit.), ΔS(excit.), ΔG(excit.); |
- 42533-63-1
1-(bromomethyl)-2-chloro-4-nitrobenzene
- 99-60-5
2-chloro-4-nitrobenzoic acid
| Conditions | Yield |
|---|---|
| at 170 - 180℃; |
| Conditions | Yield |
|---|---|
| at 65℃; |
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Chemistry
IUPAC Name: 2-Chloro-4-nitrobenzoic acid
Following is the structure of 2-Chloro-4-nitrobenzoic acid (CAS NO.99-60-5):
Molecular Formula: C7H4ClNO4
Formula Weight: 201.56
EINECS: 202-771-0
Index of Refraction: 1.627
Molar Refractivity: 44.62 cm3
Molar Volume: 125.7 cm3
Density: 1.602 g/cm3
Flash Point: 172.8 °C
Surface Tension: 67.7 dyne/cm
Melting point: 136-140 °C(lit.)
Water Solubility: 1 g/L (20 °C)
Enthalpy of Vaporization: 64.16 kJ/mol
Boiling Point: 362.2 °C at 760 mmHg
Vapour Pressure: 7.04E-06 mmHg at 25 °C
Appearance of 2-Chloro-4-nitrobenzoic acid (CAS NO.99-60-5): white or light yellow needle-like powder or crystal
Product Categories: Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts; Organic acids; C7; Carbonyl Compounds; Carboxylic Acids
Canonical SMILES: C1=CC(=C(C=C1[N+](=O)[O-])Cl)C(=O)O
InChI: InChI=1S/C7H4ClNO4/c8-6-3-4(9(12)13)1-2-5(6)7(10)11/h1-3H,(H,10,11)
InChIKey: QAYNSPOKTRVZRC-UHFFFAOYSA-N
Uses
2-Chloro-4-nitrobenzoic acid (CAS NO.99-60-5) is used as an intermediate of drug rivanol, as well as a disinfectant drug.
Production
2-Chloro-4-nitrobenzoic acid (CAS NO.99-60-5) is synthesized from para-nitrotoluene by chlorination and oxidation.
Toxicity Data With Reference
| 1. | eye-rbt 250 µg/24H SEV | 28ZPAK Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku Marhold, J.V.,Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha,Czechoslovakia.: 1972,91. |
2-Chloro-4-nitrobenzoic acid (CAS NO.99-60-5) hasn't been listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65. And the toxicological properties have not been fully investigated.
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
WGK Germany: 3
RTECS: DG5425000
HS Code: 29163900
A severe eye irritant. When heated to decomposition, 2-Chloro-4-nitrobenzoic acid (CAS NO.99-60-5) emits very toxic fumes of Cl− and NOx.
Specification
2-Chloro-4-nitrobenzoic acid , its cas register number 99-60-5. It also can be called 2-Chloro-4-nitrobenzoic acid ; Kyselina 2-chloro-4-nitrobenzoova ; Kyselina 2-chloro-4-nitrobenzoova [Czech] ; and Benzoic acid, 2-chloro-4-nitro- . Its classification code is Skin / Eye Irritant.
2-Chloro-4-nitrobenzoic acid (CAS NO.99-60-5) could be stable under normal temperatures and pressures. It should avoid the condition like incompatible materials. It is not compatible with strong oxidizing agents, strong bases. And also prevent it to broken down into hazardous decomposition products: Hydrogen chloride, nitrogen oxides, carbon monoxide, carbon dioxide. However, its hazardous polymerization has not been reported. 2-Chloro-4-nitrobenzoic acid (CAS NO.99-60-5) should be stored in cool, dry conditions in well sealed containers. Or keep its container tightly sealed. And do not store it together with strongly basic or oxidizing materials.