(Bicyclo[2.2.1]hepta-2,5-diene)dichlororuthenium(II) CAS 42740-82-9
| CAS No. | 42740-82-9 |
| Molecular Formula | C7H4Cl2Ru |
| Molecular Weight | 260.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 260.08 g/mol gives (Bicyclo[2.2.1]hepta-2,5-diene)dichlororuthenium(II) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(Bicyclo[2.2.1]hepta-2,5-diene)dichlororuthenium(II) (CAS 42740-82-9), molecular formula C7H4Cl2Ru and molecular weight 260.08 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (Bicyclo[2.2.1]hepta-2,5-diene)dichlororuthenium(II) (C7H4Cl2Ru) contains chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 260.08 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), (Bicyclo[2.2.1]hepta-2,5-diene)dichlororuthenium(II) 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 | C7H4Cl2Ru |
| Molecular Weight | 260.08 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
| Halogen Content | Cl-containing |
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- 1-(3-Bromopropoxy)-3-nitrobenzene (CAS 31191-43-2)
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- 5-(Chloromethyl)thiophene-3-carbonitrile (CAS 80577-91-9)
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- 3-(1H-Imidazol-2-yl)-2-methyl-4-phenylbutan-2-amine (CAS 886505-52-8)
- 6-(4-Methoxyphenyl)-2-((2-tosylethyl)thio)-4-(trifluoromethyl)nicotinonitrile (CAS 625376-41-2)
- n-Ethyl-n-(4-ethyl-5-methylthiophene-2-carbonyl)glycine (CAS 1183528-88-2)
- 1-Ethynyl-3-(4-methoxyphenoxy)benzene (CAS 141580-94-1)
- 3-Cyclopropoxy-5-(methylamino)picolinic acid (CAS 1243364-18-2)
- 3-Cyanopyridine N-oxide (CAS 149060-64-0)
- Semaglutide impurity 86 (CAS CATO-C4X-152686)
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