3,6-Dichloro-2-Hydroxy Benzoic Acid CAS 3401-80-7
| CAS No. | 3401-80-7 |
| Molecular Formula | C7H4Cl2O3 |
| Molecular Weight | 207.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3,6-Dichloro-2-Hydroxy Benzoic Acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
CATO supplies 3,6-Dichloro-2-Hydroxy Benzoic Acid (CAS 3401-80-7), a certified reference material (molecular formula C7H4Cl2O3, MW 207.01 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H4Cl2O3, 3,6-Dichloro-2-Hydroxy Benzoic Acid contains a carboxylic acid group, 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 207.01 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H4Cl2O3 |
| Molecular Weight | 207.01 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
Related Dichloro Standards
- 3,5-Dichloro-2,6-dihydroxybenzaldehyde (CAS 1204298-54-3)
- 3,5-Dichloro-2-nitroaniline (CAS 122584-83-2)
- 2,3-Dichloro-4,5-dihydroxybenzaldehyde (CAS 125001-04-9)
- 2,6-Dichloro-3-nitroaniline (CAS 13785-48-3)
- 3,4-Dichloro-2-hydroxybenzoic acid (CAS 14010-45-8)
- 2,6-Dichloro-5-methoxypyrimidine-4-carbaldehyde (CAS 1446253-05-9)
- 4,6-Dichloro-2-methoxypyrimidine-5-carbaldehyde (CAS 1446412-96-9)
- 2,5-Dichloro-3,4-dihydroxybenzaldehyde (CAS 152354-09-1)
Recommended Standards
- Dicloran (CAS 99-30-9)
- 3-Bromo-4,5-difluorotoluene (CAS 1143502-74-2)
- Aminopyralid (CAS 150114-71-9)
- 5-Bromo-1,2-difluoro-3-methylbenzene (CAS 1143502-75-3)
- 2-Chloro-N-(4-(4-(trifluoromethoxy)phenoxy)phenyl)acetamide (CAS 215519-07-6)
- 4-Chloro-1-(4-chloro-phenyl)-1H-pyrazolo[3,4-d]pyrimidine (CAS 5334-59-8)
- N-(4-Bromo-2-fluorophenyl)-5-chloro-2-(methylthio)pyrimidine-4-carboxamide (CAS 898648-45-8)
- 2-(Acetoxymethyl)-6-(p-tolyloxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 1424170-88-6)
- [3,4'-bipyridin]-5-amine (CAS 1214324-04-5)
- Methyl (R)-1-((2-aminopropyl)amino)-7-oxo-6,7-dihydrothieno[3,2-f]quinoline-2-carboxylate hydrochloride (CAS 2243972-70-3)
- Tetrakis(dimethylamino)diboron (CAS 1630-79-1)
- 2-{[(2-chloro-1,3-thiazol-5-yl)methyl]sulfanyl}-4-(thiophen-2-yl)pyrimidine (CAS 685107-87-3)
- 3-(1-ethyl-1H-pyrazol-4-yl)-1H-pyrazole-4-carboxylic acid (CAS 1248749-85-0)
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