4,4',4'',4'''-((Pyrene-1,3,6,8-tetrayltetrakis(benzene-4,1-diyl))tetrakis(ethyne-2,1-diyl))tetrabenzoic acid CAS 1673514-56-1
| CAS No. | 1673514-56-1 |
| Molecular Formula | C76H42O8 |
| Molecular Weight | 1083.14 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.
4,4',4'',4'''-((Pyrene-1,3,6,8-tetrayltetrakis(benzene-4,1-diyl))tetrakis(ethyne-2,1-diyl))tetrabenzoic acid (CAS 1673514-56-1), molecular formula C76H42O8 and molecular weight 1083.14 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4,4',4'',4'''-((Pyrene-1,3,6,8-tetrayltetrakis(benzene-4,1-diyl))tetrakis(ethyne-2,1-diyl))tetrabenzoic acid (C76H42O8) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 56.0, corresponding to approximately 56 ring(s) or double-bond equivalent(s). With a molecular weight of 1083.14 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 4,4',4'',4'''-((Pyrene-1,3,6,8-tetrayltetrakis(benzene-4,1-diyl))tetrakis(ethyne-2,1-diyl))tetrabenzoic 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 | C76H42O8 |
| Molecular Weight | 1083.14 g/mol |
| 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) | 56.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
Related Pyrene Standards
- 5',5'''',5''''''',5''''''''''-(Pyrene-1,3,6,8-tetrayl)tetrakis(([1,1':3',1''-terphenyl]-4,4''-diamine)) (CAS 2797253-55-3)
- 4',4''',4''''',4'''''''-(Pyrene-1,3,6,8-tetrayl)tetrakis(([1,1'-biphenyl]-4-carbaldehyde)) (CAS 2734880-96-5)
- 6,6',6'',6'''-(Pyrene-1,3,6,8-tetrayl)tetrakis(2-naphthoicacid) (CAS 2010983-66-9)
- 5,5',5'',5'''-(Pyrene-1,3,6,8-tetrayl)tetraisophthalic acid (CAS 1569900-72-6)
- 4,4',4",4"'-(Pyrene-1,3,6,8-tetrayl)tetrakis(2-aminobenzoic acid) (CAS 2225888-66-2)
- 4,4',4",4"'-(Pyrene-1,3,6,8-tetrayl)tetrakis(3-aminobenzoic acid) (CAS 2225892-57-7)
- 4,4',4'',4'''-(Pyrene-1,3,6,8-tetrayl)tetrakis(2-methylbenzoicacid) (CAS 2682204-05-1)
- 4,4',4'',4'''-(Pyrene-1,3,6,8-tetrayltetrakis(ethyne-2,1-diyl))tetrabenzaldehyde (CAS 2438216-59-0)
Recommended Standards
- N-{[({[(1S)-1-[({[({[(10S,23S)-10-ethyl-18-fluoro-10-hydroxy-19-methyl-5,9-dioxo-8-oxa-4,15-diazahexacyclo[14.7.1.0²,¹⁴.0⁴,¹³.0⁶,¹¹.0²⁰,²⁴]tetracosa-1,6(11),12,14,16,18,20(24)-heptaen-23-yl]carbamoyl}methoxy)methyl]carbamoyl}methyl)carbamoyl]-2-phenylethyl]carbamoyl}methyl)carbamoyl]methyl}-4,7,10,13-tetraoxahexadec-15-ynamide (CAS 2762518-94-3)
- Vasopressin Impurity 5 (CAS CATO-C4X-23655)
- Lifitegrast Impurity 47 (CAS CATO-C4X-240947)
- Revefenacin Dimer Impurity 8 (CAS CATO-C4X-20318)
- N-(2-Methoxyethyl)-3-piperidinecarboxamidehydrochloride (CAS 1220019-28-2)
- Dimethyl-d6 Sulfone (CAS 22230-82-6)
- 3-Amino-3-(4-chlorophenyl)-2-methylpropanoic acid (CAS 787615-07-0)
- 4,4-Dimethoxypiperidine (CAS 5608-82-2)
- Carbamazepine Impurity 19 (CAS CATO-C4X-118119)
- (S)-3-(((Benzyloxy)carbonyl)amino)-4-phenylbutanoic acid (CAS 26250-86-2)
- 4-(Methylamino)pyridine-2-carbothioamide (CAS 1339629-59-2)
- Ethanesulfonic acid, 2-[(2-aminoethyl)amino]-, sodium salt (CAS 67815-77-4)
- n-(2-Chloro-6-nitrophenyl)methanesulfonamide (CAS 1339907-56-0)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
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