2,3-Dichloro-4-methylphenol CAS 33963-35-8
| CAS No. | 33963-35-8 |
| Molecular Formula | C7H6Cl2O |
| Molecular Weight | 177.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H6Cl2O, 2,3-Dichloro-4-methylphenol contains a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 177.03 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 2,3-Dichloro-4-methylphenol (CAS 33963-35-8), a certified reference material (molecular formula C7H6Cl2O, MW 177.03 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2,3-Dichloro-4-methylphenol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H6Cl2O |
| Molecular Weight | 177.03 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Halogen Content | Cl-containing |
Related Dichloro Standards
- 4,5-Dichloro-2,6-dimethylpyrimidine (CAS 105742-66-3)
- 3,6-Dichloro-4-ethylpyridazine (CAS 107228-54-6)
- 2,4-Dichloro-5-methylphenol (CAS 1124-07-8)
- 4,6-Dichloro-2-ethylpyrimidine (CAS 1195-34-2)
- 2,6-dichloro-4-methylpyridin-3-amine (CAS 129432-25-3)
- 3,5-Dichloro-2-ethylpyrazine (CAS 1314936-02-1)
- 2,6-Dichloro-3-methylphenol (CAS 13481-70-4)
- 2,6-Dichloro-N-methylpyridin-3-amine (CAS 142670-86-8)
Recommended Standards
- 2,3-Bis(chloromethyl)pyrazine (CAS 51043-75-5)
- 2,3-Dichloro-5,6-dimethylpyrazine (CAS 32493-79-1)
- 1-Chloro-3-(chloromethoxy)benzene (CAS 35657-03-5)
- 2,3-Dichloro-5-methylpyridin-4-amine (CAS 2450343-51-6)
- (4-(Aminomethyl)phenyl)(imino)(methyl)-l6-sulfanone (CAS 1817776-44-5)
- methyl 1H-pyrazolo[3,4-b]pyridine-6-carboxylate (CAS 1256786-55-6)
- N-((4-Oxo-4,6,7,8,9,10-hexahydropyrimido[1,2-a][1,4]diazepin-2-yl)methyl)isoxazole-5-carboxamide (CAS 1422059-71-9)
- 1-(1-Ethyl-5-fluoro-1H-pyrazol-4-yl)-N-((1-methyl-1H-pyrazol-4-yl)methyl)methanamine hydrochloride (CAS 1856037-03-0)
- N1-((4-(2-Amino-2-oxoacetamido)phenyl)sulfonyl)oxalamide (CAS 81717-24-0)
- N-(3-Bromophenyl)-2-((3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 573948-54-6)
- 5-Methyl-1-(4-methylbenzyl)-1H-1,2,3-triazol-4-amine (CAS 1498997-64-0)
- 2-(6-Chloropyridin-2-yl)acetic acid (CAS 885267-14-1)
- 2-(4,6-Dioxotetrahydropyrimidin-2(1H)-ylidene)malononitrile (CAS 117342-83-3)
- Neuroendocrine Regulatory Peptide-4 (human, mouse, rat) (H-7266.1000) (CAS 922704-18-5)
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