(R)-2-(4-chloro-2-fluoro-5-nitrophenyl)pyrrolidine CAS 1389909-70-9
| CAS No. | 1389909-70-9 |
| Molecular Formula | C10H10ClFN2O2 |
| Molecular Weight | 244.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(R)-2-(4-chloro-2-fluoro-5-nitrophenyl)pyrrolidine (CAS 1389909-70-9), molecular formula C10H10ClFN2O2 and molecular weight 244.65 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H10ClFN2O2, (R)-2-(4-chloro-2-fluoro-5-nitrophenyl)pyrrolidine contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 244.65 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).
CATO manufactures (R)-2-(4-chloro-2-fluoro-5-nitrophenyl)pyrrolidine 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 | C10H10ClFN2O2 |
| Molecular Weight | 244.65 g/mol |
| Appearance | Off-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 sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related R Standards
- 3-Chloro-4-ethoxy-5-fluorocinnamic acid (CAS 1017779-08-6)
- 2-Chloro-6-methoxy-4-nitrobenzo[d]thiazole (CAS 1188227-45-3)
- Methyl 4-(4-chloro-3-fluorophenyl)-4-oxobutanoate (CAS 1247500-98-6)
- Ethyl 3-(3-chloro-5-fluorophenyl)-3-oxopropanoate (CAS 1260763-41-4)
- Ethyl 3-(4-chloro-3-fluorophenyl)-3-oxopropanoate (CAS 1260808-42-1)
- (E)-3-(4-chloro-3-ethoxy-2-fluorophenyl)acrylic acid (CAS 1324063-26-4)
- 2-(4-Chloro-3-fluorophenyl)tetrahydrofuran-3-carboxylic acid (CAS 1341645-71-3)
- (S)-2-(4-chloro-2-fluoro-5-nitrophenyl)pyrrolidine (CAS 1388102-15-5)
Recommended Standards
- 4-Acetyl-6-cyanopyridine-2-sulfonyl chloride (CAS 1393547-13-1)
- 6-Acetyl-4-cyanopyridine-2-sulfonyl chloride (CAS 1393559-07-3)
- 2-Acetyl-6-cyanopyridine-4-sulfonyl chloride (CAS 1393570-89-2)
- Methyl 4-(3-chloro-4-fluorophenyl)-4-oxobutanoate (CAS 1443322-99-3)
- [1-(propan-2-yl)cyclopropyl]methanamine hydrochloride (CAS 1255717-88-4)
- beta-Cyclodextrin Hydrate (CAS 218269-29-5)
- 2,4-Dichloro-5,6-dimethylpyrimidine (CAS 1780-32-1)
- 3-(4-Chloro-3-methoxyphenyl)propan-1-ol (CAS 1515644-68-4)
- 1-(Imidazo[1,2-a]pyridin-3-yl)ethanamine dihydrochloride (CAS 1951444-31-7)
- Ethyl 3-(((benzyloxy)carbonyl)amino)-3-methylbutanoate (CAS 1381947-21-2)
- (R)-N-Boc-3-(4-fluorophenoxy)pyrrolidine (CAS 1314419-66-3)
- 6-Methyl-5-nitropyrimidine-2,4(1H,3H)-dione (CAS 88890-66-8)
- tert-Butyl 3,5-dimethyl-1H-pyrazole-4-carboxylate (CAS 1503901-41-4)
- Pheromone Biosynthesis Activating Neuropeptide (Helicoverpa assulta, Heliothis zea) (CAS 122071-54-9)
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