2',3'-Difluoro-[1,1'-biphenyl]-4-carbaldehyde CAS 126163-38-0
| CAS No. | 126163-38-0 |
| Molecular Formula | C13H8F2O |
| Molecular Weight | 218.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
2',3'-Difluoro-[1,1'-biphenyl]-4-carbaldehyde (CAS 126163-38-0), molecular formula C13H8F2O and molecular weight 218.20 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H8F2O, 2',3'-Difluoro-[1,1'-biphenyl]-4-carbaldehyde contains a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 218.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H8F2O |
| Molecular Weight | 218.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
Related Difluoro Standards
- 4',6-Difluoro-[1,1'-biphenyl]-3-carbaldehyde (CAS 1176629-59-6)
- 2',5'-Difluoro-[1,1'-biphenyl]-2-carbaldehyde (CAS 1178736-69-0)
- 3',4'-Difluoro-[1,1'-biphenyl]-2-carbaldehyde (CAS 1183570-76-4)
- 4,4'-Difluoro-[1,1'-biphenyl]-3-carbaldehyde (CAS 1183780-71-3)
- 2,3'-Difluoro-[1,1'-biphenyl]-4-carbaldehyde (CAS 1214339-63-5)
- 4,4'-Difluoro-[1,1'-biphenyl]-2-carbaldehyde (CAS 1214374-20-5)
- 2,2'-Difluoro-[1,1'-biphenyl]-3-carbaldehyde (CAS 1214380-81-0)
- 3',4'-Difluoro-[1,1'-biphenyl]-4-carbaldehyde (CAS 135862-45-2)
Recommended Standards
- 3-(difluoromethyl)-1-(2-methylpropyl)-1H-pyrazole-4-carboxylic acid (CAS 1244964-06-4)
- 3-(Thiophen-2-yl)-5-(trifluoromethyl)-1H-pyrazole (CAS 128228-96-6)
- Methyl 4-(fluorosulfonyl)benzoate (CAS 124397-38-2)
- 5-(Difluoromethyl)-1-(2-methylpropyl)-1h-pyrazole-4-carboxylic acid (CAS 1339834-08-0)
- Ethyl 5-amino-4-bromo-1-cyclohexyl-1H-pyrazole-3-carboxylate (CAS 1427021-84-8)
- Methyl 1-(2-ethoxy-2-oxoethyl)-1h-pyrazole-5-carboxylate (CAS 1006348-92-0)
- 5-(Furan-2-yl)-1-methyl-3-(trifluoromethyl)-1H-pyrazole (CAS 905844-08-8)
- 6-Formylimidazo[1,2-b]pyridazine-3-carbonitrile (CAS 2001563-08-0)
- 2-(Ethylamino)propan-1-ol (CAS 24417-04-7)
- n-Propyl-3,3,3-d3-amine (CAS 24300-22-9)
- 4-(2-Aminoethyl)pyridin-2(1H)-one dihydrobromide (CAS 170026-03-6)
- Bis(O-(N-benzyl-N-(1,1-dimethylethoxy)carbonyl-ethylamine)) Catechol (CAS 1391054-05-9)
- 1-(3,4-Dimethoxyphenyl)ethanamine hydrochloride (CAS 91252-27-6)
- Liraglutide Impurity 15 TFA Salt (CAS CATO-C4X-199215)
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