1-bromo-2-isocyanatoethane 2-Bromoethyl isocyanate 42865-19-0 CAS 42865-19-0
| CAS No. | 42865-19-0 |
| Molecular Formula | C3H4BrNO |
| Molecular Weight | 149.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-bromo-2-isocyanatoethane 2-Bromoethyl isocyanate 42865-19-0 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.
1-bromo-2-isocyanatoethane 2-Bromoethyl isocyanate 42865-19-0 (CAS 42865-19-0) is a high-purity analytical reference standard with the molecular formula C3H4BrNO and a molecular weight of 149.97 g/mol.
Based on its molecular formula C3H4BrNO, 1-bromo-2-isocyanatoethane 2-Bromoethyl isocyanate 42865-19-0 contains an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 149.97 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C3H4BrNO |
| Molecular Weight | 149.97 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1969 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 3-Ethylbenzo[d]thiazol-2(3H)-imine 4-methylbenzenesulfonate (CAS 202192-95-8)
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- 2-Butoxy-1,3-difluoro-4-nitrobenzene (CAS 1881321-99-8)
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- Liraglutide Impurity 19 TFA Salt (CAS CATO-C4X-199219)
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