(S)-2-fluoro-7-(1-methoxyethyl)pyrazolo[1,5-a]pyrimidine-6-carboxylic acid CAS 1832582-45-2
| CAS No. | 1832582-45-2 |
| Molecular Formula | C10H10FN3O3 |
| Molecular Weight | 239.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution, (S)-2-fluoro-7-(1-methoxyethyl)pyrazolo[1,5-a]pyrimidine-6-carboxylic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 239.20 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
(S)-2-fluoro-7-(1-methoxyethyl)pyrazolo[1,5-a]pyrimidine-6-carboxylic acid (CAS 1832582-45-2) is a high-purity analytical reference standard with the molecular formula C10H10FN3O3 and a molecular weight of 239.20 g/mol.
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 (S)-2-fluoro-7-(1-methoxyethyl)pyrazolo[1,5-a]pyrimidine-6-carboxylic acid 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 | C10H10FN3O3 |
| Molecular Weight | 239.20 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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 methanol, ethanol, DMSO |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related S Standards
- 3-(6-Fluoro-2,3-dihydro-3-oxobenzo[b][1,4]oxazin-4-yl)propanoic Acid (CAS 1065678-56-9)
- 3-(4-Fluoro-3-methoxyphenyl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid (CAS 1326815-27-3)
- (7-Fluoro-5-oxo-2,3-dihydro-1,4-benzoxazepin-4(5H)-yl)acetic acid (CAS 874767-72-3)
- Methyl 8-fluoro-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepine-7-carboxylate (CAS 2361424-43-1)
- N-(4-fluoro-2,6-dinitrophenyl)acetamide (CAS 49804-47-9)
- 2-((4-Fluoro-2-nitrophenyl)thio)-1H-imidazole (CAS 88251-65-4)
- 3-Fluoro-5-(methoxycarbonyl)pyrazolo[1,5-a]pyrimidine-7-carboxylic acid (CAS 916212-03-8)
- 3-Fluoro-7-(methoxycarbonyl)pyrazolo[1,5-a]pyrimidine-5-carboxylic acid (CAS 916212-02-7)
Recommended Standards
- 2-Amino-6-(difluoromethyl)-5-hydroxypyridine-3-sulfonamide (CAS 1805961-47-0)
- 6-Amino-4-(difluoromethyl)-5-hydroxypyridine-3-sulfonamide (CAS 1805961-39-0)
- 2-(3-(Trifluoromethyl)phenyl)pyrimidin-5-amine (CAS 827322-74-7)
- 2-Amino-3-(difluoromethyl)-5-hydroxypyridine-4-sulfonamide (CAS 1805961-32-3)
- Piperazine, 1-[(2-chloro-5-nitrophenyl)methyl]-4-ethyl- (CAS 414881-87-1)
- Cis-1-((benzyloxy)carbonyl)-5-(trifluoromethyl)piperidine-3-carboxylic acid (CAS 1269755-52-3)
- Ethyl 2-((1-phenylcyclopropyl)amino)pyrimidine-5-carboxylate (CAS 1598426-03-9)
- 1-bromo-2-fluoro-3-methanesulfonylbenzene (CAS 1541305-10-5)
- 6-Amino-5-bromo-4-methylquinolin-2(1H)-one (CAS 1378260-22-0)
- (2,2'-Bipyridine)nickel(II) dibromide (CAS 46389-47-3)
- 4-Bromoquinolin-3-amine (CAS 36825-34-0)
- (3aR,4S,5S,5aR,8aR,8bR)-2,2,7,7-Tetramethylhexahydrobenzo[1,2-d:3,4-d']bis([1,3]dioxole)-4,5-diol (CAS 40617-60-5)
- 5-Hydroxy-2-methoxyphenyl acetate (CAS 99179-72-3)
- Casein Kinase II Receptor Peptide (CAS 198481-81-1)
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