2-chloro-4-isopropoxy-5-methoxybenzaldehyde CAS 94169-57-0
| CAS No. | 94169-57-0 |
| Molecular Formula | C11H13ClO3 |
| Molecular Weight | 228.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 2-chloro-4-isopropoxy-5-methoxybenzaldehyde (CAS 94169-57-0), a certified reference material (molecular formula C11H13ClO3, MW 228.67 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H13ClO3, 2-chloro-4-isopropoxy-5-methoxybenzaldehyde 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 228.67 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 2-chloro-4-isopropoxy-5-methoxybenzaldehyde 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.
Physical & Chemical Properties
| Molecular Formula | C11H13ClO3 |
| Molecular Weight | 228.67 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| 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.) | 1983 |
| Halogen Content | Cl-containing |
Related chloro Standards
- 5-Chloro-3-[(3-fluorophenyl)methyl]-1,2,4-thiadiazole (CAS 1029718-68-0)
- 5-Chloro-3-[(2-fluorophenyl)methyl]-1,2,4-thiadiazole (CAS 1029718-69-1)
- n-(3-Chloro-4-fluorophenyl)-1,3-thiazol-2-amine (CAS 1039314-85-6)
- Ethyl 2-(5-chloro-2-methoxyphenyl)acetate (CAS 1050481-78-1)
- Ethyl 2-(4-chloro-3-methoxyphenyl)acetate (CAS 1056987-17-7)
- 3-Chloro-4,5-diethoxybenzaldehyde (CAS 110732-06-4)
- 2-(5-Chloro-2-methoxyphenyl)-2-methylpropanoic acid (CAS 1183997-58-1)
- 2-Chloro-4-isopropoxybenzoic acid methyl ester (CAS 1192829-82-5)
Recommended Standards
- 2-Chloro-4,5-diethoxybenzaldehyde (CAS 832677-75-5)
- 2-chloro-5-methoxy-4-propoxybenZaldehyde (CAS 832677-76-6)
- 2-Chloro-1-(2,4-dimethoxyphenyl)propan-1-one (CAS 790232-23-4)
- 2-Chlorodibenzo[b,f]oxepine (CAS 25558-88-7)
- Ethyl N-(2,4-dichloro-5-methoxyphenyl)-N-tosylglycinate (CAS 338961-12-9)
- (R)-2-Chloro-1-(3-methoxypyrrolidin-1-yl)ethanone (CAS 1354000-92-2)
- 6-(4-Bromobenzyl)-3-iodo-7-methylimidazo[1,5-a]pyrazin-8(7H)-one (CAS 2222544-48-9)
- 1-(4-Fluorobenzyl)-1H-imidazole-2-carboxylic acid (CAS 770696-10-1)
- 4-(3,4-Dimethylphenyl)-5-methyl-4H-1,2,4-triazole-3-thiol (CAS 663181-78-0)
- 1,8-naphthyridine-3-carbonitrile (CAS 1142927-39-6)
- 2-Fluoro-4-(2-nitrophenyl)benzoic acid (CAS 1365272-19-0)
- 4,4,5,5-Tetramethyl-2-(3-vinylphenyl)-1,3,2-dioxaborolane (CAS 627525-99-9)
- 2-Chloro-1,2-dicyclopropylethan-1-one (CAS 39250-97-0)
- Vialox Peptide(Pentapeptide-3) diacetate (CAS 725232-44-0)
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