1-(Bromomethyl)-5-oxaspiro[2.4]heptane CAS 1540129-13-2
| CAS No. | 1540129-13-2 |
| Molecular Formula | C7H11BrO |
| Molecular Weight | 191.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
1-(Bromomethyl)-5-oxaspiro[2.4]heptane (CAS 1540129-13-2), molecular formula C7H11BrO and molecular weight 191.07 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-(Bromomethyl)-5-oxaspiro[2.4]heptane (C7H11BrO) contains a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 191.07 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.
As a certified reference material (CRM), 1-(Bromomethyl)-5-oxaspiro[2.4]heptane 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 | C7H11BrO |
| Molecular Weight | 191.07 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Br-containing |
Related Bromomethyl Standards
- 2-(bromomethyl)-7-oxabicyclo[2.2.1]heptane (CAS 1856583-78-2)
- 4-(Bromomethyl)cyclohexan-1-one (CAS 197387-33-0)
- 1-(Bromomethyl)-2-oxabicyclo[3.1.1]heptane (CAS 2385114-34-9)
- 1-(Bromomethyl)-3-methoxybicyclo[1.1.1]Pentane (CAS 2167788-70-5)
- 4-(Bromomethyl)-1-methyl-2-oxabicyclo[2.1.1]hexane (CAS 2138423-39-7)
- 2-(Bromomethyl)-3-methylthiophene (CAS 152147-52-9)
- 4-(Bromomethyl)-2-methylthiophene (CAS 171515-92-7)
- 2-(Bromomethyl)-4-methylthiophene (CAS 79758-01-3)
Recommended Standards
- 5-Bromo-2,2-dimethylcyclopentan-1-one (CAS 1379265-83-4)
- 2-bromo-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole (CAS 1621526-58-6)
- 2-Bromo-1-cyclohexene-1-methanol (CAS 117360-45-9)
- 1-bromo-3-cyclobutylpropan-2-one (CAS 1698354-18-5)
- 3-(3-Chloro-4-methylphenyl)benzoic acid (CAS 885963-10-0)
- 3-(4-Chlorophenyl)-1-(4-(trifluoromethyl)phenyl)propan-1-one (CAS 898788-29-9)
- 1-(6-Chloro-2-fluoro-3-iodophenyl)ethanol (CAS 2635937-66-3)
- Fmoc-Ile-OPfp (CAS 86060-89-1)
- Epigriseofulvin (CAS 469-49-8)
- Methyl 3-(4-acetylphenyl)-4-fluorobenzoate (CAS 1820706-96-4)
- 2,2'-((2,5-Di(hydrazinecarbonyl)-1,4-phenylene)bis(oxy))bis(N,N,N-trimethylethan-1-aminium) (CAS 2688121-51-7)
- 4-Methylmorpholine-2-carboximidamide dihydrochloride (CAS 2137808-08-1)
- Glycine-13C2,15N, N-Boc (CAS 145142-98-9)
- Semaglutide impurity 251 (CAS CATO-C4X-2226251)
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