5'-((3,5-Dicarboxyphenyl)ethynyl)-[1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid CAS 1542480-30-7
| CAS No. | 1542480-30-7 |
| Molecular Formula | C30H18O8 |
| Molecular Weight | 506.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5'-((3,5-Dicarboxyphenyl)ethynyl)-[1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid.
5'-((3,5-Dicarboxyphenyl)ethynyl)-[1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid (CAS 1542480-30-7), molecular formula C30H18O8 and molecular weight 506.46 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 5'-((3,5-Dicarboxyphenyl)ethynyl)-[1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid (C30H18O8) is characterized by a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5'-((3,5-Dicarboxyphenyl)ethynyl)-[1,1':3',1''-terphenyl]-4,4''-dicarboxylic 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 | C30H18O8 |
| Molecular Weight | 506.46 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) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
Related Dicarboxyphenyl Standards
- 3,8-Bis(3,5-dicarboxyphenyl)-1,10-phenanthroline (CAS 2787479-95-0)
- 5-[4-[2-(3,5-Dicarboxyphenyl)ethynyl]-1-naphthalenyl]-1,3-Benzenedicarboxylicacid (CAS 1917295-47-6)
- 9,9-Bis(3,4-dicarboxyphenyl)fluorene dianhydride (CAS 135876-30-1)
- 4'-((3,5-Dicarboxyphenyl)carbamoyl)-[1,1'-biphenyl]-3,5-dicarboxylic acid (CAS 2380036-45-1)
- 5'-(3,5-Dicarboxyphenyl)-[1,1':3',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid (CAS 1228047-99-1)
- 5'-(3,5-Dicarboxyphenyl)-2',4',6'-trimethyl-[1,1':3',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid (CAS 1374764-27-8)
- 4-((3,5-Dicarboxyphenyl)carbamoyl)phthalic acid (CAS 405898-35-3)
- 4-(3,5-Dicarboxyphenyl)pyridine-2,6-dicarboxylic acid (CAS 1383951-59-4)
Recommended Standards
- (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-((2,4-dinitrophenyl)amino)butanoic acid (CAS 1263047-25-1)
- (2R,3S,4S,5R,6S)-2-(Acetoxymethyl)-6-((4-methyl-2-oxo-2H-chromen-7-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 6160-79-8)
- Fmoc-Dab(Dnp)-OH (CAS 1263047-22-8)
- 18-Crown-5 [4-(2,4-dinitrophenylazo)phenol] (CAS 81238-58-6)
- 3-Amino-N-hexadecyl-N-methylbenzenesulfonamide (CAS 55035-29-5)
- N-(pyridin-3-yl)pyridin-2-amine (CAS 33932-95-5)
- 4-(Difluoromethyl)-3-fluoropicolinoyl chloride (CAS 1804706-79-3)
- Methyl 4-amino-4-(2-methoxy-5-methylphenyl)butanoate (CAS 1178677-90-1)
- Iodosulfuron-Methyl Sodium (CAS 144550-36-7)
- 3-Amino-2,5,6-trifluorobenzonitrile (CAS 159847-79-7)
- 2-[2-(Benzyloxy)phenyl]thiophene (CAS 893736-08-8)
- 4-(3,5-Dimethyl-1H-pyrazol-1-yl)-6-methylpyrimidin-2-amine (CAS 91716-38-0)
- N1,N29-Bis(2,4-dinitrophenyl)-3,6,9,12,15,18,21,24,27-nonaoxanonacosane-1,29-diamine (CAS 190792-09-7)
- Anti-TF Antigen Peptide P30-1 trifluoroacetate salt (CAS 573664-50-3)
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