Molekula 4-Chlorobenzoic acid
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Specification & product details.
4-Chlorobenzoic acid is an aromatic carboxylic acid widely used as an intermediate in pharmaceuticals, agrochemicals, and dyes, as well as a reagent in…
CAS number: 74-11-3
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Specifications
| Property | Value |
| Appearance | White powder |
| Melting Point | 239 - 241 Deg C |
| Water | 0.5% max |
| Assay | 99% min |
Storage & handling
| Property | Value |
| Storage Temperature | Ambient |
| Flash Point | 238 °C |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
| Melting Point | 243 °C |
| Water Solubility | 77 mg/L at 25 °C |
| Solubility (other solvents) | Insoluble in benzene, carbon tetrachloride; very soluble in ethanol; slightly soluble in ethyl ether, chloroform |
| Vapour Pressure | 0.3 Pa at 25 °C |
| pKa | pKa = 3.98 (at 25 °C) |
| log P (octanol/water) | 2.65 |
Identification
| Property | Value |
| SKU | 89968253 |
| CAS Number | 74-11-3 |
| IUPAC Name | 4-chlorobenzoic acid |
| EC Number | 200-805-9 |
| Molecular Formula | ClC6H4COOH |
| Molecular Weight | 156.57 |
| Exact Mass | 155.9978 |
| SMILES | C1=CC(=CC=C1C(=O)O)Cl |
| InChIKey | XRHGYUZYPHTUJZ-UHFFFAOYSA-N |
| InChI | InChI=1S/C7H5ClO2/c8-6-3-1-5(2-4-6)7(9)10/h1-4H,(H,9,10) |
| PubChem CID | 6318 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2916.39.7900 |
| Tariff Code | 2916399090 |
Safety & GHS
Warning
- Health HazardGHS07
Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust/fume/gas/mist/vapours/spray
- P280Wear protective gloves/protective clothing/eye protection/face protection
- P301+P330+P331IF SWALLOWED: Rinse mouth. Do NOT induce vomiting
- P302+P352IF ON SKIN: Wash with soap and water
- P304+P340IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+P351+P338IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do, continue rinsing
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Alternative names
4-chlorobenzoic acid-alpha-13c; Acido p-clorobenzoico; Benzoic acid, 4-chloro-; Benzoic acid, p-chloro-; Chlorodracylic acid; Mycosid; p-Carboxychlorobenzene; p-Chlorbenzoic acid; P-CHLOROBENZOIC ACID; para-Chlorobenzoic acid
Product documentation
Product specification PDF. Batch-specific certificates of analysis and safety data sheets are available on request.
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