3-Ethynyl-1,1-dimethylcyclobutane CAS 66438-88-8
| CAS No. | 66438-88-8 |
| Molecular Formula | C8H12 |
| Molecular Weight | 108.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-Ethynyl-1,1-dimethylcyclobutane is closely related to an organic framework in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3-Ethynyl-1,1-dimethylcyclobutane (CAS 66438-88-8), molecular formula C8H12 and molecular weight 108.18 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H12, 3-Ethynyl-1,1-dimethylcyclobutane contains an organic framework; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 108.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
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), 3-Ethynyl-1,1-dimethylcyclobutane 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 | C8H12 |
| Molecular Weight | 108.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1975 |
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Recommended Standards
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