((1'R,5S)-2',2'-Difluoro-1-azaspiro[bicyclo[3.2.0]heptane-3,1'-cyclopropan]-5-yl)methanol CAS 2820537-44-6
| CAS No. | 2820537-44-6 |
| Molecular Formula | C9H13F2NO |
| Molecular Weight | 189.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C9H13F2NO, ((1'R,5S)-2',2'-Difluoro-1-azaspiro[bicyclo[3.2.0]heptane-3,1'-cyclopropan]-5-yl)methanol contains an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 189.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
((1'R,5S)-2',2'-Difluoro-1-azaspiro[bicyclo[3.2.0]heptane-3,1'-cyclopropan]-5-yl)methanol (CAS 2820537-44-6), molecular formula C9H13F2NO and molecular weight 189.20 g/mol, is a CATO reference standard with documented purity and traceability.
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.
As a certified reference material (CRM), ((1'R,5S)-2',2'-Difluoro-1-azaspiro[bicyclo[3.2.0]heptane-3,1'-cyclopropan]-5-yl)methanol 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 | C9H13F2NO |
| Molecular Weight | 189.20 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2003 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- 8,8-difluoro-2-azaspiro[4.5]decan-3-one (CAS 1935910-43-2)
- ((1'S,5R)-2',2'-Difluoro-1-azaspiro[bicyclo[3.2.0]heptane-3,1'-cyclopropan]-5-yl)methanol (CAS 2820537-43-5)
- 8,8-Difluoro-2-azaspiro[4.5]decan-1-one (CAS 1935355-06-8)
- ((3R,5R)-2',2'-Difluoro-1-azaspiro[bicyclo[3.2.0]heptane-3,1'-cyclopropan]-5-yl)methanol (CAS 2820537-45-7)
- 3-(2-Chloro-6-nitrophenyl)propanoic acid (CAS 1480997-68-9)
- 1-(2,5-Dimethylphenyl)-3-methyl-1H-pyrazol-5-amine (CAS 882227-25-0)
- 3-(Difluoromethyl)cyclobutanamine (CAS 1785626-63-2)
- 3-(3-Bromophenyl)-1-ethylpyrrolidine-2,5-dione (CAS 22855-59-0)
- 2,2,2-Trifluoroethyl (3-methylpyridin-2-yl)carbamate (CAS 1087788-58-6)
- Methyl 7-chloro-2-methylpyrazolo[1,5-a]pyrimidine-6-carboxylate (CAS 1783390-65-7)
- N-methyl-2-((1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)oxy)-N-phenylacetamide (CAS 150311-29-8)
- Ethyl 4-fluoro-3-methyl-5-nitrobenzoate (CAS 1342580-15-7)
- Z-D-HoMet-OH (CAS 2044710-06-5)
- Semaglutide Impurity 3 (CAS CATO-C4X-22263)
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