2-Bromo-1-cyclopropylethan-1-ol CAS 21994-20-7
| CAS No. | 21994-20-7 |
| Molecular Formula | C5H9BrO |
| Molecular Weight | 165.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 165.03 g/mol gives 2-Bromo-1-cyclopropylethan-1-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Bromo-1-cyclopropylethan-1-ol (CAS 21994-20-7), molecular formula C5H9BrO and molecular weight 165.03 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a hydroxyl group, an ether linkage, bromine substitution, 2-Bromo-1-cyclopropylethan-1-ol is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 165.03 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2-Bromo-1-cyclopropylethan-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 | C5H9BrO |
| Molecular Weight | 165.03 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) | 1.0 |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Br-containing |
Related Bromo Standards
- 5-Bromo-1-methyl-1<I>H</I>-imidazole (CAS 1003-21-0)
- 1-bromo-3-methoxy-cyclobutane (CAS 1510635-41-2)
- 2-Bromo-1-methyl-1<I>H</I>-imidazole (CAS 16681-59-7)
- trans-1-bromo-3-methoxy-cyclobutane (CAS 1807901-44-5)
- (2-bromo-1-methylcyclopropyl)methanol (CAS 343267-94-7)
- 1-Bromo-1-ethoxycyclopropane (CAS 95631-62-2)
- 1-Bromo-2-pentanone (CAS 817-71-0)
- 1-Bromo-3-methyl-2-butanone (CAS 19967-55-6)
Recommended Standards
- 2-(3-bromopropyl)oxirane (CAS 21746-87-2)
- 2-Bromo-3-methylbut-2-en-1-ol (CAS 80555-61-9)
- 2-(2-bromoethyl)oxetane (CAS 2167840-77-7)
- 2-Bromo-3-methylbut-3-en-1-ol (CAS 99806-26-5)
- N,N'-Bis(salicylidene)ethylenediamine Iron(II) (CAS 14167-12-5)
- 3-Bromo-2-ethylbenzonitrile (CAS 1253790-62-3)
- 3-Chloro-2-[(E)-2-(pyridin-3-yl)ethenyl]-5-(trifluoromethyl)pyridine (CAS 338762-10-0)
- 2-(2-Chlorophenyl)-2-morpholinoethylamine (CAS 866782-01-6)
- 2-(4-cyclohexylphenyl)acetonitrile (CAS 29030-58-8)
- 35812-43-2 Nicotinic acid, 2-(cyclohexylamino)- S 218 5-22-13-00595 (Beilstein Handbook Reference) BRN 0479156 2-(Cyclohexylamino)nicotinic acid (CAS 35812-43-2)
- 4-(Naphthalen-2-yl)-1H-pyrazol-3-amine (CAS 497088-70-7)
- 2-(6-Methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-N-(4-methylbenzyl)acetamide (CAS 1171671-57-0)
- (3R,4S)-3,4-bis(trifluoromethyl)pyrrolidine hydrochloride (CAS 1384424-53-6)
- Nonapeptide-1 (CAS 158563-45-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com