Iodomethane(Stabilized With Copper Chip) CAS 74-88-4
| CAS No. | 74-88-4 |
| Molecular Formula | CH3I |
| Molecular Weight | 141.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 141.94 g/mol gives Iodomethane(Stabilized With Copper Chip) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Iodomethane(Stabilized With Copper Chip) (CAS 74-88-4), molecular formula CH3I and molecular weight 141.94 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Iodomethane(Stabilized With Copper Chip) (CH3I) contains iodine substitution. The molecule exhibits a degree of unsaturation (DBE) of 0.0, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 141.94 g/mol, it falls into the low-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), Iodomethane(Stabilized With Copper Chip) 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 | CH3I |
| Molecular Weight | 141.94 g/mol |
| Purity | >95% |
| 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) | 0.0 |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | I-containing |
Related Iodomethane Standards
Recommended Standards
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