3’-(tert-Butyl)-5’-formyl-4’-hydroxybiphenyl-4-carboxylic Acid CAS 935478-29-8
| CAS No. | 935478-29-8 |
| Molecular Formula | C18H18O4 |
| Molecular Weight | 298.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a flavonoid core, a hydroxyl group, an ether linkage, 3’-(tert-Butyl)-5’-formyl-4’-hydroxybiphenyl-4-carboxylic Acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 298.33 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).
3’-(tert-Butyl)-5’-formyl-4’-hydroxybiphenyl-4-carboxylic Acid (CAS 935478-29-8) is a high-purity analytical reference standard with the molecular formula C18H18O4 and a molecular weight of 298.33 g/mol.
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.
As a certified reference material (CRM), 3’-(tert-Butyl)-5’-formyl-4’-hydroxybiphenyl-4-carboxylic Acid 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 | C18H18O4 |
| Molecular Weight | 298.33 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Recommended Standards
- 3,5-Difluoro-4-(5,5-dimethyl-1,3-dioxan-2-yl)butyrophenone (CAS 898787-02-5)
- 3-Methyl-5-oxo-5-(4-phenoxyphenyl)pentanoic acid (CAS 64157-56-8)
- 3,4-Difluoro-4-(5,5-dimethyl-1,3-dioxan-2-yl)butyrophenone (CAS 898786-97-5)
- 4-(4-Isopropoxybenzoyl)phenyl acetate (CAS 890099-68-0)
- 3-Mesitylprop-2-en-1-amine (CAS 1344789-34-9)
- N-tert-Butyl-1-formylcyclopropane-1-sulfonamide (CAS 1409950-09-9)
- (1-(4-Chloro-2-fluorophenyl)-1H-1,2,3-triazol-4-yl)methanol (CAS 1249188-60-0)
- N1-(1-benzylpiperidin-3-yl)-N1-methylethane-1,2-diamine (CAS 1274867-82-1)
- 2,4,6-Trinitromesitylene (CAS 602-96-0)
- 1-(2-(3,5-Dimethyl-1h-1,2,4-triazol-1-yl)ethyl)-1h-pyrazol-4-amine (CAS 1248899-24-2)
- 2-(4-Oxo-3-phenyl-3,4-dihydrophthalazin-1-yl)acetic acid (CAS 345228-18-4)
- Nelarabine Impurity 6 (CAS 52921-33-2)
- Methyl 4-methyl-5-(2-(trifluoromethyl)phenyl)-1H-pyrrole-3-carboxylate (CAS 880778-75-6)
- Tau Peptide (337-368) (Repeat 4 Domain) trifluoroacetate salt (CAS 330456-27-4)
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