[1,1':3',1''-Terphenyl]-2,2'',4,4'',5'-pentacarboxylic acid CAS 2095288-22-3
| CAS No. | 2095288-22-3 |
| Molecular Formula | C23H14O10 |
| Molecular Weight | 450.35 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':3',1''-Terphenyl]-2,2'',4,4'',5'-pentacarboxylic acid (CAS 2095288-22-3), molecular formula C23H14O10 and molecular weight 450.35 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, [1,1':3',1''-Terphenyl]-2,2'',4,4'',5'-pentacarboxylic acid (C23H14O10) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 17.0, corresponding to approximately 17 ring(s) or double-bond equivalent(s). With a molecular weight of 450.35 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures [1,1':3',1''-Terphenyl]-2,2'',4,4'',5'-pentacarboxylic 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 | C23H14O10 |
| Molecular Weight | 450.35 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
Related Terphenyl Standards
- [1,1':3',1"-Terphenyl]-2,2",5,5',5"-pentacarboxylic acid (CAS 1983995-54-5)
- 10-(1,1':3',1''-Terphenyl-5'-yl)anthracene-9-boronic acid (CAS 1415334-59-6)
- N-([1,1':4',1''-Terphenyl]-4-yl)-9,9-dimethyl-9H-fluoren-2-amine (CAS 1179529-07-7)
- N-([1,1':3',1''-terphenyl]-5'-yl)-9,9-dimethyl-9h-fluoren-2-amine (CAS 1372778-68-1)
- N-([1,1':3',1''-terphenyl]-4'-yl)-9,9-dimethyl-9H-fluoren-2-amine (CAS 1609484-31-2)
- N-([1,1':4',1''-terphenyl]-2-yl)-9,9-dimethyl-9H-fluoren-2-amine (CAS 2230885-89-7)
- [1,1′:4′,1″-Terphenyl]-3,3″- dicarboxylic acid, 2,2″,4,4″,6,6″- hexamethyl-, 3,3″-dimethyl ester (CAS 1597532-47-2)
- Di([1,1':2',1''-terphenyl]-4-yl)amine (CAS 1222634-01-6)
Recommended Standards
- Arbidol Impurity 31 (CAS CATO-C4X-112931)
- N-(2-(7-bromo-2-hydroxynaphthalen-1-yl)-4-methoxy-3,5-dimethylphenyl)methanesulfonamide (CAS 1832514-12-1)
- 1-[4-(Benzyloxy)phenyl]-3-[(2,6-dichlorophenyl)methyl]-2-methyl-1,4-dihydropyridin-4-one (CAS 339017-25-3)
- N-(2-(6-bromo-2-hydroxynaphthalen-1-yl)-4-methoxy-3,5-dimethylphenyl)methanesulfonamide (CAS 1832514-10-9)
- 4-(3,4-Dichlorophenoxy)-2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxypyrimidine (CAS 339276-15-2)
- 3-Bromo-5-ethyl-1-methyl-1H-pyrazole (CAS 1782381-44-5)
- 3-Chloro-7-methoxy-1-methyl-1H-indazole (CAS 1546279-36-0)
- Tert-butyl (R)-3-(2-aminoethyl)morpholine-4-carboxylate (CAS 2165569-04-8)
- 1-Cyano-n-methylmethanesulfonamide (CAS 89167-81-7)
- N-((1,4-Dioxaspiro[4.5]decan-2-yl)methyl)-2,5-dimethylfuran-3-carboxamide (CAS 1210896-07-3)
- 1,2-Phenylene bis(morpholine-4-carboxylate) (CAS 510734-16-4)
- 2-(4-(Thiophen-2-ylsulfonyl)piperazin-1-yl)ethan-1-ol (CAS 138890-94-5)
- Tert-butyl (R)-3-amino-2,3-dihydrospiro[indene-1,4'-piperidine]-1'-carboxylate (CAS 252008-75-6)
- C-Peptide 1 (rat) (CAS 41475-27-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com