(1'R,2'S,3a'S,7a'S)-2'-Bromo-7a'-methyloctahydrospiro[[1,3]dioxolane-2,5'-inden]-1'-ol CAS 2231075-83-3
| CAS No. | 2231075-83-3 |
| Molecular Formula | C12H19BrO3 |
| Molecular Weight | 291.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 291.18 g/mol gives (1'R,2'S,3a'S,7a'S)-2'-Bromo-7a'-methyloctahydrospiro[[1,3]dioxolane-2,5'-inden]-1'-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(1'R,2'S,3a'S,7a'S)-2'-Bromo-7a'-methyloctahydrospiro[[1,3]dioxolane-2,5'-inden]-1'-ol (CAS 2231075-83-3), molecular formula C12H19BrO3 and molecular weight 291.18 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C12H19BrO3, (1'R,2'S,3a'S,7a'S)-2'-Bromo-7a'-methyloctahydrospiro[[1,3]dioxolane-2,5'-inden]-1'-ol contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 291.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 (1'R,2'S,3a'S,7a'S)-2'-Bromo-7a'-methyloctahydrospiro[[1,3]dioxolane-2,5'-inden]-1'-ol 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 | C12H19BrO3 |
| Molecular Weight | 291.18 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | Br-containing |
Recommended Standards
- 1-((2-Bromobenzyl)oxy)-2,4-dimethylbenzene (CAS 189746-11-0)
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- (4-Bromophenyl)(2,4-dimethylphenyl)methanol (CAS 944645-40-3)
- N-(4-acetylphenyl)-3,5-dibromo-2-methoxybenzamide (CAS 332119-32-1)
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- Sodium Valproate Impurity 16 (CAS 609-09-6)
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- 1-(4-Amino-1-methyl-1H-pyrazol-5-yl)ethanone (CAS 1229624-60-5)
- Peptide YY (3-36) (human) (CAS 123583-37-9)
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