trans-4-Fluoropyrrolidine-2-carboxylic Acid CAS 21156-44-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21156-44-5 |
| Molecular Formula | C5H8FNO2 |
| Molecular Weight | 133.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order trans-4-Fluoropyrrolidine-2-carboxylic Acid (CAS 21156-44-5) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C5H8FNO2. Molecular weight: 133.12 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C5H8FNO2 |
| Molecular Weight | 133.12 g/mol |
| 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 | Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related trans Standards
- 3-fluoropyrrolidine-3-carboxylic acid (CAS 1228634-93-2)
- (2R)-3-fluoropyrrolidine-2-carboxylic acid (CAS 1315056-15-5)
- 3-Fluoropyrrolidine-2-carboxylic acid (CAS 1423029-33-7)
- (2S)-5-Fluoropyrrolidine-2-carboxylic acid (CAS 143738-51-6)
- (2S)-4-Fluoropyrrolidine-2-carboxylic acid (CAS 60828-35-5)
- 4-Fluoropyrrolidine-2-carboxylic acid (CAS 7553-49-3)
- 3-Fluoropyrrolidine-3-carboxamide (CAS 1784135-63-2)
- (2S)-4-Fluoropyrrolidine-2-carboxamide (CAS 556834-92-5)
Recommended Standards
- trans-1-Amino-3-fluorocyclobutanecarboxylic acid (CAS 222727-43-7)
- trans-Fluoroproline (CAS 261350-70-3)
- rel-((2S,4R)-4-Fluoropyrrolidine-2-carboxylic acid),labeled with tritium (CAS 6745-32-0)
- 5-Chloro-N-ethyl-2-(methylthio)-N-(m-tolyl)pyrimidine-4-carboxamide (CAS 898648-49-2)
- N-(3-(trifluoromethyl)benzyl)-1,4-dihydro-2H-benzo[d][1,3]thiazin-2-imine (CAS 400077-86-3)
- 2-(4-Bromophenyl)-2-(trifluoromethyl)pyrrolidine (CAS 1262380-89-1)
- 4-(tert-Butyl)benzene-1,3-diamine (CAS 10362-14-8)
- (R)-tert-Butyl 3-(methoxy(methyl)carbamoyl)pyrrolidine-1-carboxylate (CAS 1204677-54-2)
- 4-Chloro-3-(morpholine-4-sulfonyl)benzoic acid (CAS 59210-65-0)
- Semaglutide impurity 255 (CAS CATO-C4X-2226255)
Why CATO?
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