2'-Amino-5'-methoxy-[1,1':3',1"-terphenyl]-3,3",5,5"-tetracarboxylic acid CAS 2242697-24-9
| CAS No. | 2242697-24-9 |
| Molecular Formula | C23H17NO9 |
| Molecular Weight | 451.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2'-Amino-5'-methoxy-[1,1':3',1"-terphenyl]-3,3",5,5"-tetracarboxylic acid (CAS 2242697-24-9), molecular formula C23H17NO9 and molecular weight 451.38 g/mol, is a CATO reference standard with documented purity and traceability.
2'-Amino-5'-methoxy-[1,1':3',1"-terphenyl]-3,3",5,5"-tetracarboxylic acid (C23H17NO9) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 2'-Amino-5'-methoxy-[1,1':3',1"-terphenyl]-3,3",5,5"-tetracarboxylic acid 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 | C23H17NO9 |
| Molecular Weight | 451.38 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.) | 1998 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- (E)-3-(6-(4-bromophenyl)imidazo[2,1-b]thiazol-5-yl)-1-(4-propylphenyl)prop-2-en-1-one (CAS 691887-88-4)
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- tert-Butyl 4-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzenesulfonyl]piperidine-1-carboxylate (CAS 1350351-53-9)
- 4-(4-(4-Bromophenyl)-5-((2,5-dimethylbenzyl)thio)-4H-1,2,4-triazol-3-yl)pyridine (CAS 477329-84-3)
- (4aS,9bR)-Ethyl 6-bromo-5-(2-(methylamino)-2-oxoethyl)-3,4,4a,5-tetrahydro-1H-pyrido[4,3-b]indole-2(9bH)-carboxylate (CAS 2098497-32-4)
- 1-Ethyl-5-methyl-2-(4-nitrophenyl)-1H-pyrazol-3(2H)-one (CAS 88585-26-6)
- 2-(2,5-Dimethoxyphenyl)-2-(piperidin-1-yl)ethan-1-amine (CAS 928000-92-4)
- Methyl 1-(4-bromophenyl)-5-(3,4-dimethylphenyl)-2-methyl-1H-pyrrole-3-carboxylate (CAS 881041-39-0)
- Labetalol Impurity 49 (CAS CATO-C4X-246649)
- 2-(3,4-Dichlorobenzyl)pyrrolidine (CAS 383127-94-4)
- 3-Methyl-5-(5-methyl-2H-1,2,3-triazol-4-yl)isoxazole (CAS 51719-87-0)
- Vericiguat Impurity 88 (CAS CATO-C4X-289688)
- rac Penbutolol (CAS 36507-48-9)
- Ac, Gastrin Releasing Peptide (20-27), porcine (CAS 77714-20-6)
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