Naphthylene-2-acetylene 2-ethynyl-naphthalene 2-Ethynylnaphthalene 2949-26-0 CAS 2949-26-0
| CAS No. | 2949-26-0 |
| Molecular Formula | C12H18 |
| Molecular Weight | 162.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an aromatic ring system, Naphthylene-2-acetylene 2-ethynyl-naphthalene 2-Ethynylnaphthalene 2949-26-0 is typically off-white to pale yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 162.27 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Naphthylene-2-acetylene 2-ethynyl-naphthalene 2-Ethynylnaphthalene 2949-26-0 (CAS 2949-26-0), molecular formula C12H18 and molecular weight 162.27 g/mol, is a CATO reference standard with documented purity and traceability.
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), Naphthylene-2-acetylene 2-ethynyl-naphthalene 2-Ethynylnaphthalene 2949-26-0 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 | C12H18 |
| Molecular Weight | 162.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Recommended Standards
- trans,trans,cis-1,5,9-Cyclododecatriene (CAS 706-31-0)
- PG450K437C 676-22-2 1,5,9-Cyclododecatriene, (1E,5E,9E)- (1E,5E,9E)-Cyclododeca-1,5,9-triene EINECS 211-626-0 UNII-PG450K437C (CAS 676-22-2)
- S-Ethyl 3-thioxobutanethioate (CAS 20383-01-1)
- 2,2,7,7-Tetramethylocta-3,5-diyne (CAS 6130-98-9)
- (2-Bromo-6-(trifluoromethyl)phenyl)methanol (CAS 1214350-24-9)
- 1,3-Bis(2-bromoethoxy)benzene 58929-74-1 6245AE C10H12Br2O2 (CAS 58929-74-1)
- Tert-butyl 4-(4-methoxy-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperidine-1-carboxylate (CAS 2256708-70-8)
- Ibrutinib Impurity 21 (CAS CATO-C4X-106421)
- 2-(2,6-Dichlorophenyl)azetidine (CAS 1270569-67-9)
- 4-Methyl-3-(4-methylphenyl)propiophenone (CAS 20615-46-7)
- 1-cyclopenta-2,4-dien-1-ylidene-N,N-dimethyl-methanamine 2,4-Cyclopentadiene-.DELTA.1,.alpha.-methylamine, N,N-dimethyl- (8CI) 6-(Dimethylamino)fulvene 696-68-4 Methanamine, 1-(2,4-cyclopentadien-1-ylidene)-N,N-dimethyl- (9CI) NSC55886 (CAS 696-68-4)
- (3-(1,3-Dioxolan-2-yl)phenyl)(3-chlorophenyl)methanone (CAS 898779-21-0)
- N-(5-cyano-2-(p-tolylthio)phenyl)-3,4,5-trimethoxybenzamide (CAS 303147-14-0)
- Semaglutide impurity 72 (CAS CATO-C4X-222672)
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