1,4-Diethynyl-2,5-dimethylbenzene CAS 75867-45-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 75867-45-7 |
| Molecular Formula | C12H10 |
| Molecular Weight | 154.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1,4-Diethynyl-2,5-dimethylbenzene (CAS 75867-45-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C12H10. Molecular weight: 154.21 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C12H10 |
| Molecular Weight | 154.21 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
Related Diethynyl Standards
- 1,5-Diethynyl-2,4-dimethylbenzene (CAS 1379822-09-9)
- 1,2-diethynyl-4,5-dimethylbenzene (CAS 46037-61-0)
- 1,5-Diethynyl-2,4-difluorobenzene (CAS 1379822-11-3)
- 1,4-Diethynyl-2,3-difluorobenzene (CAS 1430403-93-2)
- 1,4-Diethynyl-2,5-difluorobenzene (CAS 156016-23-8)
- 1,4-Diethynyl-2-fluorobenzene (CAS 137000-66-9)
- 1,2-Diethynyl-3-fluorobenzene (CAS 412041-38-4)
- 1,2-Diethynyl-4-fluorobenzene (CAS 336106-79-7)
Recommended Standards
- 1,3-Diethyl-2-hydrazono-2,3-dihydro-1H-imidazole (CAS 754201-32-6)
- 1,6-diazaspiro[3.6]decan-2-one (CAS 2791275-30-2)
- 1,2-dihydroquinazolin-2-one (CAS 7471-58-1)
- 126251-01-2 Stigmast-5-en-3-yl beta-D-glucopyranosiduronic acid DTXSID90858395 (CAS 126251-01-2)
- 5,5-Difluorooctahydropentalen-2-amine hydrochloride (CAS 1781128-66-2)
- Ethyl 2-bromo-1,5-dimethyl-1H-imidazole-4-carboxylate (CAS 103968-59-8)
- 6-Bromo-8-methyl-2H-pyrido[3,2-b][1,4]oxazin-3(4H)-one (CAS 943994-62-5)
- 1,4-Anhydro-3,5-bis-O-(tert-butyldimethylsilyl)2-deoxy-D-erythro-pent-1-enitol (CAS 173327-56-5)
- 2-(2H-Benzo[d][1,2,3]triazol-2-yl)-4,6-dipentylphenol (CAS 21615-49-6)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
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 13829788188 / jacky.chen@cato-chem.com