≥85%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Argon charged,Room temperature Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 3 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 488179509 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488179509 |
| Canonical Smiles | C1=CC(=C(C=C1O)Cl)O |
| IUPAC Name | 2-chlorobenzene-1,4-diol |
| InChIKey | AJPXTSMULZANCB-UHFFFAOYSA-N |
| INCHI | 1S/C6H5ClO2/c7-5-3-4(8)1-2-6(5)9/h1-3,8-9H |
| Isomeric SMILES | C1=CC(=C(C=C1O)Cl)O |
| RTECS | MX4800000 |
| Molecular Weight | 144.55 |
| Beilstein | 6849 |
| Reaxy-Rn | 636835 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=636835&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Benzenoids |
| Class | Phenols |
| Subclass | 1,4-dihydroxy-2-halobenzenoids |
| Intermediate Tree Nodes | Not available |
| Direct Parent | 1,4-dihydroxy-2-halobenzenoids |
| Alternative Parents | Chlorohydroquinones O-chlorophenols M-chlorophenols Chlorobenzenes 1-hydroxy-2-unsubstituted benzenoids Aryl chlorides Organooxygen compounds Organochlorides Hydrocarbon derivatives |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | 1,4-dihydroxy-2-halobenzenoid - Chlorohydroquinone - 3-halophenol - 2-halophenol - Hydroquinone - 3-chlorophenol - 2-chlorophenol - Chlorobenzene - Halobenzene - 1-hydroxy-2-unsubstituted benzenoid - Aryl halide - Aryl chloride - Monocyclic benzene moiety - Hydrocarbon derivative - Organic oxygen compound - Organooxygen compound - Organochloride - Organohalogen compound - Aromatic homomonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as 1,4-dihydroxy-2-halobenzenoids. These are aromatic compounds containing a 1,-2-dihydroxybenzene moiety, which carries an halogen atom at the ring 2-position. |
| External Descriptors | a quinol |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 E2621224 | Certificate of Analysis | May 30, 2026 | C133523 |
| J1609069 | Certificate of Analysis | Jan 05, 2026 | C133523 |
| C2211145 | Certificate of Analysis | Sep 16, 2025 | C133523 |
| C2211146 | Certificate of Analysis | Sep 16, 2025 | C133523 |
| C2211147 | Certificate of Analysis | Sep 16, 2025 | C133523 |
| C2211149 | Certificate of Analysis | Sep 16, 2025 | C133523 |
| I2502057 | Certificate of Analysis | Sep 09, 2025 | C133523 |
| L2129014 | Certificate of Analysis | Jul 14, 2025 | C133523 |
| C23281062 | Certificate of Analysis | Jan 10, 2025 | C133523 |
| J1915134 | Certificate of Analysis | May 11, 2023 | C133523 |
| F23081140 | Certificate of Analysis | May 06, 2022 | C133523 |
| Sensitivity | Light Sensitive,Air Sensitive |
|---|---|
| Boil Point(°C) | 263 °C |
| Melt Point(°C) | 105 °C |
| Molecular Weight | 144.550 g/mol |
| XLogP3 | 1.400 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 143.998 Da |
| Monoisotopic Mass | 143.998 Da |
| Topological Polar Surface Area | 40.500 Ų |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Complexity | 97.100 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
| 1. Yifan Zhang, Jiahao Yu, Guijun Liu, Xiaoyue Jin, Ruihong Liu, Jiancheng Du, Wenbin Xue. (2022) Degradation of 2,4-dichlorophenol by cathodic microarc plasma electrolysis: characteristics and mechanisms. ENVIRONMENTAL TECHNOLOGY, [PMID:32674672] [10.1080/09593330.2020.1797896] |
| 2. Yingnan Liu, Qinzhi Wang, Shuwen Guo, Pei Jia, Yuhang Shui, Siyu Yao, Chen Huang, Min Zhang, Li Wang. (2018) Highly selective and sensitive fluorescence detection of hydroquinone using novel silicon quantum dots. SENSORS AND ACTUATORS B-CHEMICAL, [PMID:] [10.1016/j.snb.2018.08.073] |
| 3. Haoyang Liu, Yang Yu, Shengtao Jiang, Haimin Sun, Weixi Zhang, Jianmeng Chen, Dongzhi Chen. (2024) Enhancement of gaseous chlorobenzene biodegradation and power generation in a microbial fuel cell by bifunctional Acinetobacter sp. HY-99C. CHEMOSPHERE, [PMID:38171394] [10.1016/j.chemosphere.2023.141105] |
