2-Bromo-3-chloro-5-ethoxy-4-hydroxybenzaldehyde CAS 597545-04-5
| CAS No. | 597545-04-5 |
| Molecular Formula | C9H8BrClO3 |
| Molecular Weight | 279.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-Bromo-3-chloro-5-ethoxy-4-hydroxybenzaldehyde.
CATO supplies 2-Bromo-3-chloro-5-ethoxy-4-hydroxybenzaldehyde (CAS 597545-04-5), a certified reference material (molecular formula C9H8BrClO3, MW 279.52 g/mol) for analytical method development and quality control.
Structurally, 2-Bromo-3-chloro-5-ethoxy-4-hydroxybenzaldehyde (C9H8BrClO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 279.52 g/mol, it falls into the medium-molecular-weight range. 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.
CATO manufactures 2-Bromo-3-chloro-5-ethoxy-4-hydroxybenzaldehyde 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 | C9H8BrClO3 |
| Molecular Weight | 279.52 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 |
| 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.) | 1984 |
| Halogen Content | Cl/Br-containing |
Related Bromo Standards
- Methyl 3-bromo-5-chloro-4-methoxybenzoate (CAS 1092308-69-4)
- Methyl 2-bromo-4-chloro-5-methoxybenzoate (CAS 1138220-77-5)
- 5-Bromo-2-chloro-N-methoxy-N-methylisonicotinamide (CAS 1256790-08-5)
- 5-Bromo-3-chloro-N-methoxy-N-methylpicolinamide (CAS 1383001-27-1)
- 2-Bromo-3-chloro-4,5-dimethoxybenzaldehyde (CAS 142265-91-6)
- 4-Bromo-3-chloro-2-methoxy-benzoic acid methyl ester (CAS 1427377-54-5)
- Methyl 4-bromo-2-chloro-5-methoxybenzoate (CAS 1427437-60-2)
- 3-(2-Bromo-5-chlorophenyl)-3-hydroxypropanoic acid (CAS 1490080-24-4)
Recommended Standards
- 2-(4-Bromo-2-chlorophenoxy)acetohydrazide (CAS 588680-03-9)
- 2-Bromo-6-chloro-4-(methoxymethoxy)benzaldehyde (CAS 2621939-11-3)
- 2-(2-Bromo-4-chlorophenoxy)propanoic acid (CAS 98590-32-0)
- 3-(2-bromo-4-chlorophenoxy)propanoic acid (CAS 926217-84-7)
- 6-(4-Ethoxybenzyl)-3-(pyridin-3-ylamino)-1,2,4-triazin-5(4H)-one (CAS 905780-57-6)
- n-(Pyrimidin-5-ylmethyl)cyclopentanamine (CAS 1340535-79-6)
- N-methyl-N-nitrosomethionine (CAS CATO-CPTD788726)
- (9H-Fluoren-9-yl)methyl (R)-(1-hydroxy-3-(tritylthio)propan-2-yl)carbamate (CAS 215954-72-6)
- 5-Iodo-N-methyl-2-nitroaniline (CAS 1369935-05-6)
- Methyl (E)-3-(3-formyl-4-hydroxyphenyl)acrylate (CAS 417712-26-6)
- 1,3-Difluoro-2,4-dinitrobenzene (CAS 2106-41-4)
- 2,4-Dibromo-3-ethoxypyridine (CAS 847901-91-1)
- 1,2-Diethyl 3-methyl 2-hydroxypropane-1,2,3-tricarboxylate (CAS 1242516-58-0)
- Gly-Neuroendocrine Regulatory Peptide-3 (human, mouse, rat) trifluoroacetate salt (CAS 1815618-19-9)
Why CATO?
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