7-Chloro-3-heptyne CAS 51575-85-0
| CAS No. | 51575-85-0 |
| Molecular Formula | C7H11Cl |
| Molecular Weight | 130.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 130.62 g/mol gives 7-Chloro-3-heptyne distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
7-Chloro-3-heptyne (CAS 51575-85-0) is a high-purity analytical reference standard with the molecular formula C7H11Cl and a molecular weight of 130.62 g/mol.
Based on its molecular formula C7H11Cl, 7-Chloro-3-heptyne contains chlorine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 130.62 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 7-Chloro-3-heptyne 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 | C7H11Cl |
| Molecular Weight | 130.62 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1971 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- 7-Chloro-1-heptyne (CAS 18804-36-9)
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- 2-Chloro-4,5-dimethyl-1h-imidazole (CAS 1049126-78-4)
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Recommended Standards
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