CAS Number2138-22-9
Synonyms4-Chloro-1,2-benzenediol; 4-chloropyrocatechol; 1,2-dihydroxy 4-chlorobenzene; 4-Chlorobenzene-1,2-diol; Pyrocatechol,4-chloro; EINECS 218-381-9; MFCD00059614; 4-Chloro-1,2-dihydroxybenzene; 1,2-Benzenediol,4-chloro; p-Cl-catechol; 3,4-dihydroxychlorobenzene; 4-Chlorbenzol-1,2-diol; 4-Chlorocatechol
Molecular FormulaClC6H3(OH)2
Molecular Weight144.56
Purity97%
Density1.5±0.1 g/cm3
Boiling Point267.1±20.0 °C at 760 mmHg
Melting Point90-94 °C (lit.)
AppearanceSolid;White to Light yellow to Light orange powder to crystal
EINECS218-381-9
Symbol
Signal WordWarning
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 2138-22-9 |
| Catalog No. | 2A-9005653 |
| Chinese Name | 4-氯邻苯二酚 |
| Synonyms | 4-Chloro-1,2-benzenediol; 4-chloropyrocatechol; 1,2-dihydroxy 4-chlorobenzene; 4-Chlorobenzene-1,2-diol; Pyrocatechol,4-chloro; EINECS 218-381-9; MFCD00059614; 4-Chloro-1,2-dihydroxybenzene; 1,2-Benzenediol,4-chloro; p-Cl-catechol; 3,4-dihydroxychlorobenzene; 4-Chlorbenzol-1,2-diol; 4-Chlorocatechol |
| Molecular Formula | ClC6H3(OH)2 |
| Molecular Weight | 144.56 |
| Purity | 97 |
| Density | 1.5±0.1 g/cm3 |
| Boiling Point | 267.1±20.0 °C at 760 mmHg |
| Melting Point | 90-94 °C (lit.) |
| Appearance | Solid;White to Light yellow to Light orange powder to crystal |
| Storage Condition | Store in inert gas; avoid air |
| Packaging | II |
| Application | 4-Chlorocatechol is the main degradation product of 4-chloro-2-aminophenol (4C2AP). 4-Chlorocatechol is also a substrate for catechol 1,2-dioxygenases and chlorocatechol dioxygenase enzymes. |
| EINECS | 218-381-9 |
| HTC | 2908199090 |
| PubChem ID | 24848909 |
| MDL Number | MFCD00059614 |
| SMILES | Oc1ccc(Cl)cc1O |
| InChI | 1S/C6H5ClO2/c7-4-1-2-5(8)6(9)3-4/h1-3,8-9H |
| InChI Key | WWOBYPKUYODHDG-UHFFFAOYSA-N |
| NACRES Code | NA.22 |
| UNSPSC | 12352100 |
| Hazard Symbols | Transport |
| MSDS | msds/5653_1_2138_22_9.pdf |
| Bioactivity | 4-Chlorocatechol is a major degradation product of 4-chloro-2-aminophenol (4C2AP). 4-Chlorocatechol is also a substrate for catechol 1,2-dioxygenases and chlorocatechol dioxygenase[1][2]. Related Catalog Research Areas >> Others Signaling Pathways >> Others >> Others References [1]. Pankaj Kumar Arora, et al. Novel degradation pathway of 4-chloro-2-aminophenol via 4-chlorocatechol in Burkholderia sp. RKJ 800. Environ Sci Pollut Res Int. 2014 Feb;21(3):2298-2304. [2]. Raffaella Caglio, et al. Fine-tuning of catalytic properties of catechol 1,2-dioxygenase by active site tailoring. Chembiochem. 2009 Apr 17;10(6):1015-24. Chemical & Physical Properties Density 1.5±0.1 g/cm3 Boiling Point 267.1±20.0 °C at 760 mmHg Melting Point 90-94 °C(lit.) Molecular Formula C6H5ClO2 Molecular Weight 144.556 Flash Point 115.3±21.8 °C Exact Mass 143.997803 PSA 40.46000 LogP 2.15 Vapour Pressure 0.0±0.6 mmHg at 25°C Index of Refraction 1.629 InChIKey WWOBYPKUYODHDG-UHFFFAOYSA-N SMILES Oc1ccc(Cl)cc1O |
| Use of | Properties Articles29 Name 4-chlorocatechol Synonym More Synonyms 4-Chlorocatechol Biological Activity Related Catalog Research Areas >> Others Signaling Pathways >> Others >> Others References [1]. Pankaj Kumar Arora, et al. Novel degradation pathway of 4-chloro-2-aminophenol via 4-chlorocatechol in Burkholderia sp. RKJ 800. Environ Sci Pollut Res Int. 2014 Feb;21(3):2298-2304. [2]. Raffaella Caglio, et al. Fine-tuning of catalytic properties of catechol 1,2-dioxygenase by active site tailoring. Chembiochem. 2009 Apr 17;10(6):1015-24. Chemical & Physical Properties Exact Mass 143.997803 PSA 40.46000 Index of Refraction 1.629 InChIKey WWOBYPKUYODHDG-UHFFFAOYSA-N |
| Tax Rebate | 9.0% |
| Supervision | None MFN tariff: 5.5% Ordinary tariff: 30.0% |
| Transport Info | Product name: Purity: 98.0% |
| MSDS Transport Info | Module 14. Shipping information 14.1 UN number European Dangerous Regulations for land transport: 1759 International Dangerous Regulations for sea transport: 1759 International Dangerous Regulations for air transport: 1759 14.2 Names specified by the United Nations (UN) European Land Transport Dangerous Regulations: CORROSIVE SOLID, N.O.S. (4-Chloropyrocatechol) IMDG Code: CORROSIVE SOLID, N.O.S. (4-Chloropyrocatechol) International air transport hazard regulations: Corrosive solid, n.o.s. (4-Chloropyrocatechol) 14.3 Transport hazard categories European Dangerous Regulations for land transport: 8 International Dangerous Regulations for sea transport: 8 International Dangerous Regulations for air transport: 8 14.4 Package group European Dangerous Regulations for land transport: II International Dangerous Regulations for sea transport: II International Dangerous Regulations for air transport: II 14.5 Environmental hazards European Land Transport Dangerous Regulations: No International Maritime Transport Dangerous Regulations Maritime Pollutants: No International Air Transport Risk Regulations: No 14.6 Special precautions for users No data available |
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