Ethyl 5-(thiophen-2-yl)-1h-pyrazole-4-carboxylate CAS 194546-13-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 194546-13-9 |
| Molecular Formula | C10H10N2O2S |
| Molecular Weight | 222.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 5-(thiophen-2-yl)-1h-pyrazole-4-carboxylate (CAS 194546-13-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H10N2O2S. Molecular weight: 222.26 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H10N2O2S |
| Molecular Weight | 222.26 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2012 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 1-Ethyl-3-(thiophen-3-yl)-1H-pyrazole-4-carboxylic acid (CAS 1249879-11-5)
- 2-(5-Methyl-3-(thiophen-2-yl)-1H-pyrazol-4-yl)acetic acid (CAS 1380440-85-6)
- 2-(5-Methyl-3-(thiophen-3-yl)-1H-pyrazol-4-yl)acetic acid (CAS 1491132-49-0)
- 1-Ethyl-3-(thiophen-2-yl)-1H-pyrazole-5-carboxylic acid (CAS 515812-03-0)
- 3-Ethyl-5-(thiophen-3-ylmethylene)imidazolidine-2,4-dione (CAS 666212-07-3)
- 3-(Thiophen-2-yl)-N-(1h-1,2,4-triazol-5-yl)propanamide (CAS 1050813-59-6)
- 1,2-Di(thiophen-3-yl)ethane-1,2-dione (CAS 7333-08-6)
- 2-Oxo-6-(thiophen-2-yl)-1,2-dihydropyrimidine-4-carboxylic acid (CAS 1018605-23-6)
Recommended Standards
- Methyl 3-Amino-6-methylthieno[2,3-b]pyridine-2-carboxylate (CAS 193400-52-1)
- 2-(2-Fluorophenyl)-1-(piperazin-1-yl)ethan-1-one (CAS 194943-60-7)
- 1-(3-Fluoro-4-(piperazin-1-yl)phenyl)ethan-1-one (CAS 189763-57-3)
- 6-Methoxy-1-methylisoquinoline (CAS 52986-71-7)
- 7-bromo-2-cyclopropylimidazo[1,2-a]pyridine hydrobromide (CAS 1803567-31-8)
- 2-Ethoxy-4-formyl-6-iodophenyl acetate (CAS 634171-98-5)
- 3-(2,6-Dichlorophenyl)-1,1,1-trifluoropropan-2-one (CAS 1341529-49-4)
- 2-Amino-4-phenyl-4,5-dihydro-1h-imidazol-5-one (CAS 619330-78-8)
- Methyl 1-(1-methoxypropan-2-yl)-5-oxopyrrolidine-3-carboxylate (CAS 1355334-47-2)
- (2S)-2-amino-4-(hydroxymethylphosphinyl)butanoyl-L-alanyl-L-alanine (2S)-2-amino-4-[hydroxy(methyl)phosphinoyl]butyryl-L-alanyl-L-alanine 2-Amino-4-(methylphosphino)butyrylalanylalanine 35597-43-4 Antibiotic SF 1293 Bialaphos CHEBI:3088 L-phosphinothricyl-L-alanyl-L-alanine N-{(2S)-2-amino-4-[hydroxy(methyl)phosphoryl]butanoyl}-L-alanyl-L-alanine PTT Phosphinothricylalanylalanine bilanafos gamma-(Hydroxymethylphosphinyl)-L-alpha-aminobutyryl-L-alanyl-L-alanine phosphinothricin tripeptide (CAS 35597-43-4)
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