2-(2,3-difluoro-4-methylphenyl)acetaldehyde CAS 1256469-43-8
| CAS No. | 1256469-43-8 |
| Molecular Formula | C9H14F2O |
| Molecular Weight | 176.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-(2,3-difluoro-4-methylphenyl)acetaldehyde (CAS 1256469-43-8), a certified reference material (molecular formula C9H14F2O, MW 176.20 g/mol) for analytical method development and quality control.
Owing to a hydroxyl group, an ether linkage, fluorine substitution, 2-(2,3-difluoro-4-methylphenyl)acetaldehyde is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 176.20 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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-(2,3-difluoro-4-methylphenyl)acetaldehyde 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 | C9H14F2O |
| Molecular Weight | 176.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
Related difluoro Standards
- 2-(2,6-difluoro-3-methylphenyl)acetaldehyde (CAS 1256477-03-8)
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Recommended Standards
- 3-Amino-1-methyl-1h-pyrazole-4-sulfonamide (CAS 1178024-01-5)
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- 2-mercaptobenzo[d]oxazole-4-carbonitrile (CAS 1372188-33-4)
- 1-Methyl-1h-pyrazole-4-sulfonohydrazide (CAS 1006356-34-8)
- 3,5-Dimethyl-1-[(3-phenoxyphenyl)methyl]-1h-pyrazol-4-amine (CAS 514800-85-2)
- 6-Fluoro-2,3,4,9-tetrahydro-1H-carbazol-2-amine (CAS 907211-97-6)
- Methyl 4-(2-oxoacetyl)benzoate (CAS 98946-48-6)
- 3-Amino-5-(trifluoromethoxy)benzonitrile (CAS 1261873-36-2)
- 1-(TEtrahydrofuran-2-yl)cyclopropanamine hydrochloride (CAS 1783405-84-4)
- (5R,6R)-5-Amino-1-methyl-6-(1-methyl-1H-pyrazol-5-yl)piperidin-2-one (CAS 1820580-56-0)
- 3-Iodopiperidine (CAS 1289387-90-1)
- Methyl 4-bromo-2-fluoro-6-hydroxybenzoate, 97% (CAS 1193162-18-3)
- 2,4-Bis(allyloxy)benzaldehyde (CAS 96601-10-4)
- Semaglutide impurity 197 (CAS CATO-C4X-2226197)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com