4-(Benzo[d]oxazol-2-ylthio)butan-2-one CAS 80944-36-1
| CAS No. | 80944-36-1 |
| Molecular Formula | C11H11NO2S |
| Molecular Weight | 221.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-(Benzo[d]oxazol-2-ylthio)butan-2-one.
4-(Benzo[d]oxazol-2-ylthio)butan-2-one (CAS 80944-36-1) is a high-purity analytical reference standard with the molecular formula C11H11NO2S and a molecular weight of 221.28 g/mol.
Structurally, 4-(Benzo[d]oxazol-2-ylthio)butan-2-one (C11H11NO2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 221.28 g/mol, it falls into the medium-molecular-weight range. 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.
CATO manufactures 4-(Benzo[d]oxazol-2-ylthio)butan-2-one 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 | C11H11NO2S |
| Molecular Weight | 221.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1980 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Benzo Standards
- Benzo[b]thiophen-4-yl dimethylcarbamate (CAS 1016-46-2)
- 3-(Benzo[d]oxazol-2-ylthio)butan-2-one (CAS 1154642-01-9)
- 1-(Benzo[d]oxazol-2-ylthio)butan-2-one (CAS 1250733-93-7)
- 2-(Benzo[d]thiazol-2-yl)-2-methylpropanoic acid (CAS 125305-80-8)
- 1-(Benzo[d]thiazol-2-yl)-3-ethylurea (CAS 15382-15-7)
- 3-(Benzo[d]thiazol-2-yl)-2-methylpropanoic acid (CAS 879916-67-3)
- 3-(Benzo[d]thiazol-2-yl)butanoic acid (CAS 889773-96-0)
- Ethyl 2-(benzo[d]thiazol-6-yl)acetate (CAS 214614-76-3)
Recommended Standards
- 4-(5-Methyl-benzooxazol-2-yl)-phenylamine (CAS 62236-09-3)
- 4,5-Dimethyl-2-(1h-pyrrol-1-yl)thiophene-3-carboxylic acid (CAS 26176-19-2)
- 4-(4-Methylphenyl)thiomorpholine-3,5-dione (CAS 338409-69-1)
- 4-[(1-Isocyanocyclopropyl)sulfonyl]toluene (CAS 63805-77-6)
- 2-(4-(Isopentyloxy)phenyl)-2-oxoacetaldehyde (CAS 1060812-61-4)
- 6-hydroxy-1,3-benzothiazole-2-carbonitrile 6-hydroxybenzo[d]thiazole-2-carbonitrile 939-69-5 ACN-049426 (CAS 939-69-5)
- 3-(4-Methoxyphenyl)-2-((2-oxo-2-(p-tolyl)ethyl)thio)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 476484-91-0)
- N7-(3-Chlorophenyl)-N2-phenylthiazolo[5,4-d]pyrimidine-2,7-diamine (CAS 871266-94-3)
- 2-bromo-1-(3,3-difluorocyclobutyl)ethan-1-one (CAS 1619911-80-6)
- 1H-Pyrazolo[3,4-β]pyridine-3-diazonium Tetrafluoroborate(1-) (CAS 63682-46-2)
- 2-(Benzo[d]isoxazol-3-yl)benzaldehyde (CAS 198967-18-9)
- 2-bromo-5H,6H,7H,8H,9H,10H-cycloocta[b]pyridine-3,4-dicarbonitrile (CAS 1020244-24-9)
- 1H-IMidazo[4,5-c]pyridine, 2-methyl-, dihydrochloride (CAS 2108997-94-8)
- Semaglutide impurity 236 (CAS CATO-C4X-2226236)
Why CATO?
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