[1,1':4',1''-Terphenyl]-2,2'',4,4''-tetracarboxylic acid CAS 1580004-08-5
| CAS No. | 1580004-08-5 |
| Molecular Formula | C22H14O8 |
| Molecular Weight | 406.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
[1,1':4',1''-Terphenyl]-2,2'',4,4''-tetracarboxylic acid (CAS 1580004-08-5) is a high-purity analytical reference standard with the molecular formula C22H14O8 and a molecular weight of 406.34 g/mol.
Based on its molecular formula C22H14O8, [1,1':4',1''-Terphenyl]-2,2'',4,4''-tetracarboxylic acid contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 406.34 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).
As a certified reference material (CRM), [1,1':4',1''-Terphenyl]-2,2'',4,4''-tetracarboxylic 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 | C22H14O8 |
| Molecular Weight | 406.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
Related Terphenyl Standards
- (1,1':4',1"-Terphenyl)-2',4,4",5'-tetracarboxylic acid (CAS 115101-93-4)
- [1,1':4',1"-Terphenyl]-2,2",5,5"-tetracarboxylic acid (CAS 1365548-77-1)
- [1,1':3',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid (CAS 1433189-27-5)
- [1,1':4',1''-Terphenyl]-2',3,3'',5'-tetracarboxylicacid (CAS 1648735-35-6)
- [1,1':2',1''-Terphenyl]-4,4',4'',5'-tetracarboxylic acid (CAS 623904-16-5)
- [1,1':4',1''-Terphenyl]-3,3'',5,5''-tetracarboxylic acid (CAS 921619-89-8)
- 9-([1,1':3',1''-Terphenyl]-5'-yl)anthracene (CAS 478495-51-1)
- 4-([1,1':3',1''-Terphenyl]-5'-yl)-6-chloro-2-phenylpyrimidine (CAS 1852465-84-9)
Recommended Standards
- 2,5-Bis(benzoyloxy)terephthalic acid (CAS 141405-79-0)
- (2-Bromo-5-methoxyphenyl)(7-phenyl-1,4-thiazepan-4-yl)methanone (CAS 1797190-71-6)
- 2-(3-(Bromomethyl)phenyl)-4,5-diphenylthiazole (CAS 1217863-18-7)
- Neolancerin (CAS 117221-65-5)
- 3,4-Dibromo-2,6-difluorophenylacetonitrile (CAS 1806273-55-1)
- 1-(2-Amino-6-fluorophenyl)ethanone (CAS 869937-08-6)
- N-(2,5-difluorophenyl)-4-(pyridin-2-yl)piperazine-1-carboxamide (CAS 1024572-82-4)
- N,N-Diethylprop-2-yn-1-amine hydrochloride (CAS 23123-80-0)
- 1-(Furan-2-carbonyl)-N-methylpiperidine-2-carboxamide (CAS 1214814-35-3)
- N-(2-Cyclohexyl-2-hydroxyethyl)-3-(phenylthio)propanamide (CAS 1351630-47-1)
- 3-Oxocyclohex-1-ene-1-carboxylic acid (CAS 24079-79-6)
- 1,2-Bis(7-fluoro-9H-fluoren-2-yl)hydrazine (CAS 26319-77-7)
- Glycylasparagine (CAS 32729-21-8)
- Myelin Basic Protein (85-99) Peptide Antagonist (CAS 444305-16-2)
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