34993-56-1 1-Ethynylpyrene Pyrene, 1-ethynyl- CCRIS 4256 CAS 34993-56-1
| CAS No. | 34993-56-1 |
| Molecular Formula | C18H26 |
| Molecular Weight | 242.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 34993-56-1 1-Ethynylpyrene Pyrene, 1-ethynyl- CCRIS 4256 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.
34993-56-1 1-Ethynylpyrene Pyrene, 1-ethynyl- CCRIS 4256 (CAS 34993-56-1) is a high-purity analytical reference standard with the molecular formula C18H26 and a molecular weight of 242.40 g/mol.
Owing to an aromatic ring system, 34993-56-1 1-Ethynylpyrene Pyrene, 1-ethynyl- CCRIS 4256 is typically off-white to pale yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 242.40 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
Physical & Chemical Properties
| Molecular Formula | C18H26 |
| Molecular Weight | 242.40 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
Recommended Standards
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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