3-(4,5,6,7-Tetrahydrobenzo[b]thiophen-2-yl)isoxazol-5-amine CAS 1020955-92-3
| CAS No. | 1020955-92-3 |
| Molecular Formula | C11H12N2OS |
| Molecular Weight | 220.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(4,5,6,7-Tetrahydrobenzo[b]thiophen-2-yl)isoxazol-5-amine (CAS 1020955-92-3), a certified reference material (molecular formula C11H12N2OS, MW 220.29 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H12N2OS, 3-(4,5,6,7-Tetrahydrobenzo[b]thiophen-2-yl)isoxazol-5-amine contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 220.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-(4,5,6,7-Tetrahydrobenzo[b]thiophen-2-yl)isoxazol-5-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 | C11H12N2OS |
| Molecular Weight | 220.29 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Tetrahydrobenzo Standards
- 5-(4,5,6,7-Tetrahydrobenzo[b]thiophen-2-yl)isoxazol-3-amine (CAS 1470521-72-2)
- 2-Methyl-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 19819-15-9)
- 7-Methyl-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 95211-71-5)
- 4-Ethyl-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepine-7-carboxylic acid (CAS 1710845-70-7)
- 2-Methyl-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-amine (CAS 77373-45-6)
- 7-Methyl-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d][1,2,3]triazin-4-ol (CAS 496038-39-2)
- 5,6,7,8-Tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 27285-09-2)
- N-(4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)cyclopropanecarboxamide (CAS 476278-60-1)
Recommended Standards
- 3-Hydroxy-s-(thiophen-2-yl)propane-1-sulfonamido (CAS 1017464-61-7)
- (3-(Benzyloxy)thiophen-2-yl)methanol (CAS 1030012-41-9)
- 4-(Furan-2-yl)-2-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine (CAS 1017168-85-2)
- 5-[4-(propan-2-yl)phenyl]-1,3,4-oxadiazole-2-thiol (CAS 1038309-85-1)
- Methyl 5-((2-bromophenoxy)methyl)furan-2-carboxylate (CAS 364744-54-7)
- 2,3-Dichloro-5-methylanisole (CAS 1806346-46-2)
- 3-(1-(4-Fluorophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269291-20-4)
- 3-(Tert-butyl)-1-cyclopentyl-1H-pyrazol-5-amine (CAS 1200123-54-1)
- N-benzyl-5-(bromomethyl)-N-methyl-4,5-dihydrothiazol-2-amine (CAS 359915-51-8)
- 2-Bromo-6-chloro-1,8-naphthyridine (CAS 1176470-56-6)
- (R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(quinolin-2-yl)propanoic acid (CAS 214852-58-1)
- 1-[5-(2-iodophenyl)thiophen-2-yl]-2-methylpropan-1-one (CAS 1094282-10-6)
- 7-(3-(3-Cyclopentyl-3-hydroxypropyl)-2-oxooxazolidin-4-yl)heptanoic acid (CAS 89248-92-0)
- Semaglutide impurity 199 (CAS CATO-C4X-2226199)
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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