Ethyl 4-(5-nitrothiophen-2-yl)piperazine-1-carboxylate CAS 706767-17-1
| CAS No. | 706767-17-1 |
| Molecular Formula | C11H15N3O4S |
| Molecular Weight | 285.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Ethyl 4-(5-nitrothiophen-2-yl)piperazine-1-carboxylate (CAS 706767-17-1), molecular formula C11H15N3O4S and molecular weight 285.32 g/mol, is a CATO reference standard with documented purity and traceability.
Ethyl 4-(5-nitrothiophen-2-yl)piperazine-1-carboxylate (C11H15N3O4S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone 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.
As a certified reference material (CRM), Ethyl 4-(5-nitrothiophen-2-yl)piperazine-1-carboxylate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C11H15N3O4S |
| Molecular Weight | 285.32 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 3-Methyl-2-(2-(5-nitrothiophen-2-yl)vinyl)benzofuran (CAS 89266-62-6)
- 2-(5-Nitrothiophen-2-yl)-2,3-dihydroquinazolin-4(1H)-one (CAS 33389-33-2)
- 2-(2-(5-Nitrothiophen-2-yl)vinyl)benzofuran (CAS 89266-48-8)
- (Z)-4-((5-Nitrothiophen-2-yl)methylene)-2-phenyloxazol-5(4H)-one (CAS 89035-35-8)
- N-(4-(4-Nitrothiophen-2-yl)thiazol-2-yl)acetamide (CAS 58139-53-0)
- N-((5-Nitrothiophen-3-yl)methylene)-3-(thiophen-2-yl)isoxazol-5-amine (CAS 37853-26-2)
- 2-(5-Nitrothiophen-3-yl)-1,2,3,4-tetrahydroisoquinoline (CAS 1330750-53-2)
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Recommended Standards
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- 3-(O-tolyl)thiophene-2-carboxylic acid (CAS 1094325-90-2)
- 5-Methyl-5H-pyrrolo[3,2-d]pyrimidine (CAS 1823359-62-1)
- trans-4-(4-(Cyclopropylmethyl)piperazin-1-yl)cyclohexanamine trihydrochloride (CAS 882660-42-6)
- 5-Bromo-2-chloro-3-hydroxybenzoic acid (CAS 697762-68-8)
- Rasagiline Impurity 10 HCl (CAS 1175018-79-7 (free base))
- 3-Hydroxyoctanoic Acid-d12 (CAS 1215622-76-6)
- N-(1H-Indol-2-ylmethyl)propan-2-aminehydrochloride (CAS 1260785-75-8)
- 5-Chloro-7-methoxy-1H-indole (CAS 1227578-26-8)
- 4-(Cyclohexyl(phenyl)methyl)piperidine hydrochloride (CAS 34579-64-1)
- Tau Peptide (304-318) trifluoroacetate salt (CAS 330456-49-0)
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