Ethyl 3-amino-1-ethyl-1H-pyrazole-4-carboxylate CAS 90641-64-8
| CAS No. | 90641-64-8 |
| Molecular Formula | C8H13N3O2 |
| Molecular Weight | 183.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C8H13N3O2, Ethyl 3-amino-1-ethyl-1H-pyrazole-4-carboxylate contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 183.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies Ethyl 3-amino-1-ethyl-1H-pyrazole-4-carboxylate (CAS 90641-64-8), a certified reference material (molecular formula C8H13N3O2, MW 183.21 g/mol) for analytical method development and quality control.
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 Ethyl 3-amino-1-ethyl-1H-pyrazole-4-carboxylate 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 | C8H13N3O2 |
| Molecular Weight | 183.21 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- ethyl 4-amino-1-ethyl-1H-pyrazole-3-carboxylate (CAS 1002651-84-4)
- 2-(4-Amino-3,5-dimethyl-1H-pyrazol-1-yl)propanoic acid (CAS 1006486-15-2)
- 3-(4-Amino-3,5-dimethyl-1h-pyrazol-1-yl)propanoic acid (CAS 1006486-18-5)
- 3-Amino-1-(butan-2-yl)-1h-pyrazole-5-carboxylic acid (CAS 1006494-10-5)
- Amino(1,3,5-trimethyl-1H-pyrazol-4-yl)acetic acid (CAS 1025555-34-3)
- 5-Amino-2-(1H-pyrrol-1-yl)benzonitrile (CAS 106981-51-5)
- Ethyl 4-amino-5-ethyl-1H-pyrazole-3-carboxylate (CAS 1093415-91-8)
- Methyl 3-amino-3-(1-methyl-1h-pyrazol-4-yl)propanoate (CAS 1152498-03-7)
Recommended Standards
- Ethyl 3-amino-1,5-dimethyl-1H-pyrazole-4-carboxylate (CAS 34605-61-3)
- ethyl 3-amino-5-ethyl-1H-pyrazole-4-carboxylate (CAS 79571-32-7)
- ethyl 2-methyl-2-(triazol-2-yl)propanoate (CAS 2170180-17-1)
- Ethyl 4-amino-1,2-dimethyl-1H-imidazole-5-carboxylate (CAS 55747-02-9)
- 1-(7-Methoxy-1-benzofuran-2-yl)-1-ethanone N-[3-chloro-5-(trifluoromethyl)-2-pyridinyl]hydrazone (CAS 478248-97-4)
- 2-(Piperidin-1-ylmethyl)pyridine (CAS 71172-77-5)
- Methyl 2-amino-2-(3-chloro-4-methoxyphenyl)acetate (CAS 786632-66-4)
- Vibegron Impurity 13 (CAS CATO-C4X-237613)
- 3-Nitro-4-(((tetrahydro-2H-pyran-4-yl)methyl)amino)benzoic acid (CAS 1220018-84-7)
- Dicrotophos (CAS 141-66-2)
- N1-(3-Ethoxypropyl)-N2-((4-oxo-3,4-dihydrophthalazin-1-yl)methyl)oxalamide (CAS 946219-95-0)
- (R)-4-((4,5-Dihydro-1H-imidazol-2-yl)(hydroxy)methyl)benzene-1,2-diol (CAS 85232-94-6)
- 1-((3-Bromo-4-methoxyphenyl)sulfonyl)-4-methylpiperidine (CAS 443668-51-7)
- Tau Peptide (337-368) (Repeat 4 Domain) trifluoroacetate salt (CAS 330456-27-4)
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