6-[2-(4-methylthiazol-2-yl)ethynyl]-1,2-benzoxazol-3-one CAS 2557135-46-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2557135-46-1 |
| Molecular Formula | C13H8N2O2S |
| Molecular Weight | 256.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-[2-(4-methylthiazol-2-yl)ethynyl]-1,2-benzoxazol-3-one (CAS 2557135-46-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C13H8N2O2S. Molecular weight: 256.28 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C13H8N2O2S |
| Molecular Weight | 256.28 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related methylthiazol Standards
- 5-[2-(2-methylthiazol-4-yl)ethynyl]-1,2-benzoxazol-3-one (CAS 2475799-40-5)
- 5-[2-(2-methylthiazol-4-yl)ethynyl]isoxazolo[5,4-b]pyridin-3-amine (CAS 2524947-36-0)
- 5-[2-(4-methylthiazol-2-yl)ethynyl]-1,2-benzoxazol-3-one (CAS 2571724-46-2)
- 5-[2-(4-methylthiazol-2-yl)ethynyl]isoxazolo[5,4-b]pyridin-3-amine (CAS 2592651-16-4)
- 6-[2-(2-methylthiazol-4-yl)ethynyl]-1,2-benzoxazol-3-one (CAS 2513406-46-5)
- 2-(4-(4-Methylthiazol-2-yl)piperazin-1-yl)propanoic acid (CAS 1285126-26-2)
- 4-[2-(2-methylthiazol-4-yl)ethynyl]-1,2-benzoxazol-3-amine (CAS 2621373-24-6)
- 4-[2-(4-methylthiazol-2-yl)ethynyl]-1,2-benzoxazol-3-amine (CAS 2536507-12-5)
Recommended Standards
- 6-hydroxy-4-(2-thiazol-5-ylethynyl)isoindolin-1-one (CAS 2609572-00-9)
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- 3-Fluoro-4-nitrobenzaldehyde (CAS 160538-51-2)
- 2-Hydrazono-2H-pyrido[1,2-a]pyrimidine (CAS 727352-55-8)
- 8-Bromo-1H-benzo[d][1,3]oxazine-2,4-dione (CAS 331646-98-1)
- 2-{[3-(3-fluorophenyl)-1,2,4-oxadiazol-5-yl]sulfanyl}acetic acid (CAS 1273890-74-6)
- (S)-N-((3-(3-fluoro-4-morpholinophenyl)-2-oxooxazolidin-5-yl)methyl)propionamide (CAS 216869-17-9)
- 29194-89-6 3-Azepan-1-ylpropan-1-ol DTXSID60441657 (CAS 29194-89-6)
- Angiotensin III Antipeptide (CAS 133605-55-7)
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