5-(Thiophen-3-yl)isoxazol-3-amine CAS 1462882-44-5
| CAS No. | 1462882-44-5 |
| Molecular Formula | C7H6N2OS |
| Molecular Weight | 166.20 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.
5-(Thiophen-3-yl)isoxazol-3-amine (CAS 1462882-44-5), molecular formula C7H6N2OS and molecular weight 166.20 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H6N2OS, 5-(Thiophen-3-yl)isoxazol-3-amine contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 166.20 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.
As a certified reference material (CRM), 5-(Thiophen-3-yl)isoxazol-3-amine 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 | C7H6N2OS |
| Molecular Weight | 166.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Thiophen Standards
- 3-(Thiophen-3-yl)-1,2-oxazol-5-amine (CAS 1020955-36-5)
- 5-(thiophen-2-ylmethyl)-2H-tetrazole (CAS 120855-12-1)
- 5-(Thiophen-2-yl)oxazol-2-amine (CAS 1215948-01-8)
- 4-(Thiophen-2-yl)-1,2-oxazol-5-amine (CAS 1249589-12-5)
- Methyl 3-(thiophen-3-yl)propiolate (CAS 1340531-00-1)
- 3-(Thiophen-2-yl)isoxazol-5-amine (CAS 35113-40-7)
- Methyl 3-(thiophen-2-yl)propiolate (CAS 6824-26-6)
- 1-(2-(Thiophen-3-yl)cyclopropyl)ethan-1-one (CAS 1152533-38-4)
Recommended Standards
- 5-(4-methyl-1,3-thiazol-5-yl)-1,3-oxazole (CAS 1461708-29-1)
- 6-Amino-2,3-dihydro-1,2-benzothiazol-3-one (CAS 148193-37-7)
- Methyl 4-ethynylthiophene-2-carboxylate (CAS 1448423-03-7)
- 5-Fluoro-1-methyl-1,2,3,4-tetrahydroquinoxaline (CAS 1482764-41-9)
- Anthraflavic Acid (CAS 84-60-6)
- Ethyl 2-(1H-benzo[d][1,2,3]triazol-1-yl)-2-phenylacetate (CAS 314272-26-9)
- Methyl 3-(2-chloro-8-methyl-4-oxo-quinazolin-3-yl)propanoate (CAS 2114169-77-4)
- 2-Chloro-N-((1-(dimethylamino)cyclohexyl)methyl)acetamide (CAS 793727-78-3)
- Methyl 2-cyclopropyl-2-sulfanylacetate (CAS 1467497-88-6)
- 1-(2-Iodo-4-methylphenyl)ethan-1-one (CAS 52107-83-2)
- 1-Iodo-2-(2,2,2-trifluoroethoxy)benzene (CAS 1247717-53-8)
- 6-chloropyrido[3,4-d]pyrimidin-4-amine (CAS 1289187-97-8)
- 6-Bromo-2,5-dichloro-8-methoxyquinazoline (CAS 1036755-87-9)
- 3X Flag Peptide trifluoroacetate salt (CAS 402750-12-3)
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