5-Chloro-2-methoxy-3-(trifluoromethyl)benzaldehyde CAS 1235841-30-1
| CAS No. | 1235841-30-1 |
| Molecular Formula | C9H6ClF3O2 |
| Molecular Weight | 238.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-Chloro-2-methoxy-3-(trifluoromethyl)benzaldehyde (C9H6ClF3O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine 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 238.59 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5-Chloro-2-methoxy-3-(trifluoromethyl)benzaldehyde (CAS 1235841-30-1), molecular formula C9H6ClF3O2 and molecular weight 238.59 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 5-Chloro-2-methoxy-3-(trifluoromethyl)benzaldehyde 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 | C9H6ClF3O2 |
| Molecular Weight | 238.59 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1990 |
| Halogen Content | F/Cl-containing |
Related Chloro Standards
- 3-Chloro-4-(trifluoromethyl)phenylacetic Acid (CAS 1000568-54-6)
- Methyl 2-chloro-2-(2,4,5-trifluorophenyl)acetate (CAS 1036273-12-7)
- Methyl 4-chloro-3-(trifluoromethyl)benzoate (CAS 115591-64-5)
- Methyl 4-chloro-2-(trifluoromethyl)benzoate (CAS 115591-65-6)
- Methyl 3-chloro-4-(trifluoromethyl)benzoate (CAS 1214345-68-2)
- Methyl 3-chloro-2-(trifluoromethyl)benzoate (CAS 1214353-19-1)
- 3-Chloro-5-(trifluoromethyl)benzoic acid methyl ester (CAS 1214361-12-2)
- 2-Chloro-6-(trifluoromethyl)benzoic acid methyl ester (CAS 1214386-37-4)
Recommended Standards
- 3-Chloro-4-(2,2,2-trifluoroethoxy)benzaldehyde (CAS 1247942-96-6)
- 1-(4-Chloro-3-methoxyphenyl)-2,2,2-trifluoroethan-1-one (CAS 1256470-62-8)
- 1-(4-Chloro-2-methoxyphenyl)-2,2,2-trifluoroethan-1-one (CAS 1256482-21-9)
- 2-Methyl-5-(trifluoromethoxy)benzoyl chloride (CAS 1261445-13-9)
- Ethyl 3-(4-aminophenyl)isoxazole-5-carboxylate (CAS 951626-03-2)
- Tert-butyl (4-(benzylamino)butyl)carbamate (CAS 90914-09-3)
- N-(4-bromophenyl)-2-(4-methoxyphenyl)quinoline-4-carboxamide (CAS 312321-04-3)
- Ethionamide EP Impurity A (CAS 2196-13-6)
- 7-Chloro-2-(methylthio)thiazolo[4,5-d]pyrimidine (CAS 119011-56-2)
- 2-Methylbenzene-1-sulfinic acid (CAS 13165-77-0)
- Azoramide (CAS 932986-18-0)
- 2-Hydroxy-2-phenylacetaldehyde (CAS 34025-29-1)
- Ethyl 2-bromo-4,4,4-trifluorobut-2-enoate (CAS 136264-28-3)
- Neuropeptide Y (13-36) (human, rat) (CAS 122341-40-6)
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