Tert-butyl 2-bromo-3-methylbutanoate CAS 42877-95-2
| CAS No. | 42877-95-2 |
| Molecular Formula | C9H17BrO2 |
| Molecular Weight | 237.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Tert-butyl 2-bromo-3-methylbutanoate is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Tert-butyl 2-bromo-3-methylbutanoate (CAS 42877-95-2), molecular formula C9H17BrO2 and molecular weight 237.13 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Tert-butyl 2-bromo-3-methylbutanoate (C9H17BrO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 237.13 g/mol, it falls into the medium-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.
CATO manufactures Tert-butyl 2-bromo-3-methylbutanoate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H17BrO2 |
| Molecular Weight | 237.13 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1969 |
| Halogen Content | Br-containing |
Recommended Standards
- Methyl 2-Bromooctanoate (CAS 5445-22-7)
- tert-Butyl 2-bromopentanoate (CAS 55424-42-5)
- Isopropyl 6-bromohexanoate (CAS 64135-07-5)
- tert-Butyl 5-Bromopentanoate (CAS 88987-42-2)
- 4-chloro-5-methoxy-6-methyl-pyrimidine (CAS 1739-60-2)
- 1,3-Dimethyl-1H-imidazol-3-ium methanesulfonate (CAS 521304-36-9)
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