4-Chlorobenzene-1,2-diol
- CAS NO.：2138-22-9
- Empirical Formula: C6H5ClO2
- Molecular Weight: 144.56
- MDL number: MFCD00059614
- EINECS: 218-381-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 00:38:31
What is 4-Chlorobenzene-1,2-diol?
The Uses of 4-Chlorobenzene-1,2-diol
4-chlorocatechol was a major degradation product of 4-chloro-2-aminophenol (4C2AP)1. The degradation of 4-chlorocatechol was catalyzed by cphA-I enzyme2.
What are the applications of Application
4-Chlorocatechol is a chloro-substituted catechol compound
Definition
ChEBI: A chlorocatechol that is catechol substituted by a chloro group at position 4.
Synthesis Reference(s)
Tetrahedron Letters, 33, p. 865, 1992 DOI: 10.1016/S0040-4039(00)91561-2
General Description
4-chlorocatechol was a major degradation product of 4-chloro-2-aminophenol (4C2AP). The degradation of 4-chlorocatechol was catalyzed by cphA-I enzyme.
Properties of 4-Chlorobenzene-1,2-diol
| Melting point: | 90-94 °C (lit.) |
| Boiling point: | 140°C 10,5mm |
| Density | 1.2558 (rough estimate) |
| refractive index | 1.4620 (estimate) |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | Chloroform (Slightly), Methanol (Slightly) |
| pka | 8.84±0.10(Predicted) |
| form | powder to crystal |
| color | White to Light yellow to Light orange |
| CAS DataBase Reference | 2138-22-9(CAS DataBase Reference) |
Safety information for 4-Chlorobenzene-1,2-diol
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P363:Wash contaminated clothing before reuse. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. 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 4-Chlorobenzene-1,2-diol
| InChIKey | WWOBYPKUYODHDG-UHFFFAOYSA-N |
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