4,5-Dichloro-2,3-dihydroxybenzaldehyde CAS 73275-97-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 73275-97-5 |
| Molecular Formula | C7H4Cl2O3 |
| Molecular Weight | 207.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,5-Dichloro-2,3-dihydroxybenzaldehyde (CAS 73275-97-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H4Cl2O3. Molecular weight: 207.01 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
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 | 97%+ |
| 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.) | 1977 |
| 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
- 4-(1-Cyano-1-methylethyl)-3-fluorophenylboronic acid (CAS 2377611-26-0)
- 4,5-Dichloro-2-hydroxybenzoic acid (CAS 50274-58-3)
- 3-Amino-2,6-dichloroisonicotinic Acid (CAS 58484-01-8)
- 2-Bromo-7-propyl-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one (CAS 1210532-02-7)
- 4-Methoxy-7-methylisoindoline (CAS 739365-33-4)
- 3-Chloro-4,5-bis(2-methylphenyl)-4h-1,2,4-triazole (CAS 1087784-52-8)
- 2,2,2-Trichloro-1-(piperidin-1-yl)ethan-1-one (CAS 2296-53-9)
- tert-Butyl 3-((4-methylpyrimidin-2-yl)oxy)piperidine-1-carboxylate (CAS 1261233-31-1)
- 3-Cyclopropoxy-2-isopropylisonicotinonitrile (CAS 1243352-62-6)
- 149471-11-4 Neuropeptide DF2 L-Phenylalaninamide, L-alpha-aspartyl-L-arginyl-L-asparaginyl-L-phenylalanyl-L-leucyl-L-arginyl- Asp-arg-asn-phe-leu-arg-phe-NH2 Aspartyl-arginyl-asparaginyl-phenylalanyl-leucyl-arginyl-phenylalaninamide L-alpha-Aspartyl-L-arginyl-L-asparaginyl-L-phenylalanyl-L-leucyl-L-arginyl-L-phenylalaninamide DF(2) Neuropeptide Drnflrfamide (CAS 149471-11-4)
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