1-Ethyl-3-nitro-1h-pyrazole CAS 58793-46-7
| CAS No. | 58793-46-7 |
| Molecular Formula | C5H7N3O2 |
| Molecular Weight | 141.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Ethyl-3-nitro-1h-pyrazole (CAS 58793-46-7), a certified reference material (molecular formula C5H7N3O2, MW 141.13 g/mol) for analytical method development and quality control.
1-Ethyl-3-nitro-1h-pyrazole (C5H7N3O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1-Ethyl-3-nitro-1h-pyrazole 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 | C5H7N3O2 |
| Molecular Weight | 141.13 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- 1-Ethyl-2-nitro-1H-imidazole (CAS 10045-33-7)
- 2-Ethyl-4-nitro-1H-imidazole (CAS 13230-03-0)
- 1-Ethyl-5-nitro-1H-imidazole (CAS 54394-55-7)
- 1-Ethyl-5-nitro-1h-pyrazole (CAS 58793-47-8)
- 1-Methyl-4-nitro-1H-pyrrol-2-amine (CAS 72083-68-2)
- 1-Methyl-4-nitro-1H-pyrrol-3-amine (CAS 72083-66-0)
- 3-Ethyl-4-nitro-1H-pyrazole (CAS 70951-91-6)
- 4-nitro-Phen-2,6-d2-ol (CAS 90889-43-3)
Recommended Standards
- 1-Ethyl-1H-1,2,3-triazole-5-carboxylic acid (CAS 860751-24-2)
- 1-Ethyl-4-nitropyrazole (CAS 58793-45-6)
- 1-Amino-6-methylpyrimidine-2,4(1H,3H)-dione (CAS 30540-18-2)
- 1-Ethyl-5-iminoimidazolidine-2,4-dione (CAS 396639-40-0)
- Spiro[2.2]pentan-1-ol (CAS 68423-22-3)
- 1-(3-Fluorophenyl)-3-azabicyclo[3.1.1]heptane hydrochloride (CAS 1823900-19-1)
- (2S)-1,4-dioxane-2-carboxylic acid (CAS 1821739-82-5)
- 6-Bromo-3-oxo-2,3-dihydro-1H-indene-1-carboxylic acid (CAS 354580-62-4)
- Calcium Glucoheptonate (CAS 17140-60-2)
- Methyl 2-((2-cyano-3-fluorophenyl)thio)acetate (CAS 262433-37-4)
- Ethyl 5-hydroxy-4-methyl-2-oxo-2H-chromene-3-carboxylate (CAS 137565-36-7)
- 3-Hydroxy-3-phenyl-2-(pyridin-2-yl)isoindolin-1-one (CAS 3532-41-0)
- [5-Methyl-1-(4-nitrophenyl)-1H-1,2,3-triazol-4-yl](2-naphthyl)methanone (CAS 478041-07-5)
- Tirzepatide Impurity 26 X TFA Salt (CAS CATO-C4X-324026)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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