(R)-(2-(Difluoromethylene)tetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol CAS 2820537-08-2
| CAS No. | 2820537-08-2 |
| Molecular Formula | C9H13F2NO |
| Molecular Weight | 189.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(R)-(2-(Difluoromethylene)tetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol (C9H13F2NO) contains an amide group, a hydroxyl group, an ether linkage, fluorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
(R)-(2-(Difluoromethylene)tetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol (CAS 2820537-08-2) is a high-purity analytical reference standard with the molecular formula C9H13F2NO and a molecular weight of 189.20 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (R)-(2-(Difluoromethylene)tetrahydro-1H-pyrrolizin-7a(5H)-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 |
Related R Standards
- (2-(Difluoromethylene)tetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol (CAS 2848566-61-8)
- [(8S)-6-(difluoromethylene)-2,3,5,7-tetrahydro-1H-pyrrolizin-8-yl]methanol (CAS 2820537-07-1)
- 2-(Difluoromethylene)-4-(furan-2-yl)but-3-en-1-ol (CAS 2728706-51-0)
- Poly(difluoromethylene), .alpha.-fluoro-.omega.-[2-(sulfooxy)ethyl]- (CAS 65530-77-0)
- (2-(Difluoromethylene)-6-methylenetetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol (CAS 2856022-95-0)
- 4-(Difluoromethylene)cyclohexane-1-carboxylic acid (CAS 1254116-02-3)
- 4-(Difluoromethylene)piperidine-1-sulfonamide (CAS 2821083-71-8)
- Methyl 2-(difluoromethylene)tetrahydro-1H-pyrrolizine-7a(5H)-carboxylate (CAS 2856019-40-2)
Recommended Standards
- ((3S,5S)-2',2'-Difluoro-1-azaspiro[bicyclo[3.2.0]heptane-3,1'-cyclopropan]-5-yl)methanol (CAS 2820537-42-4)
- 1-(3,3-Difluorocyclobutyl)piperidin-4-one (CAS 2016211-15-5)
- ((3R,5R)-2',2'-Difluoro-1-azaspiro[bicyclo[3.2.0]heptane-3,1'-cyclopropan]-5-yl)methanol (CAS 2820537-45-7)
- 4,6-Diaminopyrimidine-5-sulfonamide (CAS 89125-21-3)
- 1-Ethyl-4-prolylpiperazine hydrochloride (CAS 1590292-85-5)
- 2-Chloro-3-fluorophenol (CAS 863870-86-4)
- Methyl 4-(2-methoxyphenyl)-1H-pyrrole-3-carboxylate (CAS 1330751-36-4)
- 2-(4-Chlorophenyl)aziridine (CAS 7763-73-7)
- 4-(Thiophen-2-yl)-6-(trifluoromethyl)pyrimidin-2-amine (CAS 396-63-4)
- 1-(4-Isopropylphenyl)-3-Methylurea (CAS 34123-57-4)
- 2-((3-(N,N-Dimethylsulfamoyl)phenyl)amino)-2-oxoethyl 2-(methylthio)nicotinate (CAS 438596-90-8)
- 4-Methyl-2-(1-methylpyrrolidin-3-yl)phenol (CAS 1588508-79-5)
- 1-(4-Methyl-2,5-dioxoimidazolidin-4-yl)urea (CAS 10045-73-5)
- Semaglutide impurity 01 (CAS 1998701-31-7)
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