5,5,8,8-Tetramethyl-5,6,7,8-tetrahydro-1H-cyclopenta[b]naphthalene CAS 276890-24-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 276890-24-5 |
| Molecular Formula | C17H22 |
| Molecular Weight | 226.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5,5,8,8-Tetramethyl-5,6,7,8-tetrahydro-1H-cyclopenta[b]naphthalene (CAS 276890-24-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H22. Molecular weight: 226.36 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H22 |
| Molecular Weight | 226.36 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
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Recommended Standards
- 4-Octanoylphenol (CAS 2589-73-3)
- 5-Bromonaphthalene-1,2-dione (CAS 62784-49-0)
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- 4-Amino-N-methyl-N-(1-methylpiperidin-3-yl)benzamide (CAS 1273825-09-4)
- N-(3-Ethynylphenyl)pivalamide (CAS 310874-35-2)
- 1-Bromo-4-[chloro(difluoro)methoxy]-2,3,5,6-tetrafluoro-benzene (CAS 1417566-57-4)
- 1-Bromo-2-((4-fluorophenoxy)methyl)benzene (CAS 1247490-36-3)
- tert-Butyl 4-(3-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperazine-1-carboxylate (CAS 1356944-21-2)
- Zeylasterone (CAS 78012-25-6)
- Tetrapeptide-3 (CAS 827306-97-8)
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