3,6-DICHLORO-2-HYDROXY BENZOIC ACID
- CAS NO.：3401-80-7
- Empirical Formula: C7H4Cl2O3
- Molecular Weight: 207.01
- MDL number: MFCD00155381
- EINECS: 222-275-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-07-19 13:43:30
What is 3,6-DICHLORO-2-HYDROXY BENZOIC ACID?
Chemical properties
This product is white crystal, mp188～191℃, insoluble in water, soluble in alkali and organic solvent.
The Uses of 3,6-DICHLORO-2-HYDROXY BENZOIC ACID
3,6-Dichloro-2-hydroxy benzoic acid is an intermediate for the herbicide dicamba.
Synthesis
React 2,5-dichlorophenol with liquid caustic soda, and finally acidify with acid to obtain 3,6-dichloro-2-hydroxy benzoic acid.
Properties of 3,6-DICHLORO-2-HYDROXY BENZOIC ACID
| Melting point: | approximate 195℃ (dec.) |
| Boiling point: | 297.29°C (rough estimate) |
| Density | 1.5281 (rough estimate) |
| refractive index | 1.4845 (estimate) |
| storage temp. | 2-8°C |
| solubility | DMSO (Soluble), Methanol (Slightly) |
| form | Solid |
| pka | 1.99±0.25(Predicted) |
| color | White to Off-White |
| CAS DataBase Reference | 3401-80-7(CAS DataBase Reference) |
| EPA Substance Registry System | Benzoic acid, 3,6-dichloro-2-hydroxy- (3401-80-7) |
Safety information for 3,6-DICHLORO-2-HYDROXY BENZOIC ACID
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 3,6-DICHLORO-2-HYDROXY BENZOIC ACID
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![DICAMBA, [RING-14C(U)]](https://img.chemicalbook.in/CAS/GIF/89300-29-8.gif)
![2-METHOXY 3,6-DICHLOROBENZOIC ACID, [METHYL-3H]](https://img.chemicalbook.in/StructureFile/ChemBookStructure4/GIF/CB9441316.gif)
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