(3R,4R,5S)-5-(Bromomethyl)-3,4-dihydroxydihydrofuran-2(3H)-one CAS 191348-58-0
| CAS No. | 191348-58-0 |
| Molecular Formula | C5H7BrO4 |
| Molecular Weight | 211.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 211.01 g/mol gives (3R,4R,5S)-5-(Bromomethyl)-3,4-dihydroxydihydrofuran-2(3H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(3R,4R,5S)-5-(Bromomethyl)-3,4-dihydroxydihydrofuran-2(3H)-one (CAS 191348-58-0), molecular formula C5H7BrO4 and molecular weight 211.01 g/mol, is a CATO reference standard with documented purity and traceability.
(3R,4R,5S)-5-(Bromomethyl)-3,4-dihydroxydihydrofuran-2(3H)-one (C5H7BrO4) contains a carbohydrate-derived structure, bromine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 (3R,4R,5S)-5-(Bromomethyl)-3,4-dihydroxydihydrofuran-2(3H)-one 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 | C5H7BrO4 |
| Molecular Weight | 211.01 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 methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 2011 |
| Halogen Content | Br-containing |
Recommended Standards
- 3-(Bromodifluoromethyl)-5-methyl-1H-pyrazole (CAS 1884457-49-1)
- 5-Bromo-1-(2,2-difluoroethyl)-1H-pyrazole (CAS 1946823-81-9)
- 3-Bromo-1-(2,2-difluoroethyl)-1H-pyrazole (CAS 1849251-81-5)
- 2-(Bromomethyl)succinic acid (CAS 20469-57-2)
- tert-Butyl 3-(3-ethoxy-3-oxopropyl)piperidine-1-carboxylate (CAS 210223-01-1)
- N-(2-Chlorobenzyl)piperidin-4-amine hydrochloride (CAS 1261230-67-4)
- 3,4-Dichloronaphthalene-1,2-dione (CAS 18398-36-2)
- (2-(Isopropylamino)phenyl)methanol (CAS 106898-71-9)
- N-(5-Benzoyl-4-phenylthiazol-2-yl)-3-(4-nitrophenyl)acrylamide (CAS 392326-01-1)
- Thiamethoxam-d3 (CAS 1294048-82-0)
- 2-Bromo 17-beta-Estradiol (CAS 15833-07-5)
- 4-Chloro-3-nitrophenyl)phenylmethane (CAS 53271-21-9)
- Ethambutol Impurity 9 (CAS CATO-C4X-18949)
- Tirzepatide(sodium salt) (CAS 2023788-19-2(free base))
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