5-(2-Furyl)isoxazole CAS 138716-33-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 138716-33-3 |
| Molecular Formula | C7H5NO2 |
| Molecular Weight | 135.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-(2-Furyl)isoxazole (CAS 138716-33-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H5NO2. Molecular weight: 135.12 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H5NO2 |
| Molecular Weight | 135.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1996 |
| Nitrogen Atoms | 1 |
Related Furyl Standards
- 3-(2-Furyl)-1H-1,2,4-triazole (CAS 23195-65-5)
- 1-(2-Furyl)-trans-1-buten-3-one (CAS 196951-16-3)
- (E)-4-(2-Furyl)-3-buten-2-one (CAS 41438-24-8)
- 4-(2-Furyl)-3-buten-2-one (CAS 623-15-4)
- 2-(2-Furyl)pyrrolidine (CAS 90086-89-8)
- (1R)-1-(2-furyl)ethane-1,2-diol (CAS 14086-08-9)
- 3-(3-Furyl)acrylic acid (CAS 39244-10-5)
- 3-(5-Methyl-2-furyl)propionaldehyde (CAS 34756-16-6)
Recommended Standards
- 6-Amino-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 138060-95-4)
- [1,2,4]Triazolo[1,5-a]pyridin-6-ol (CAS 1394969-56-2)
- 3-Amino-2-hydroxypyridine-4-carbonitrile (CAS 1369248-53-2)
- methyl 2-(4-amino-1H-pyrazol-1-yl)-2-methylpropanoate (CAS 1935209-36-1)
- 2,4-Difluoro-3-methoxyphenol (CAS 886499-27-0)
- 1159977-17-9 2-(1,1-Dimethylethyl)-1,3-dioxane-5-carboxylic Acid Methyl Ester 2-tert-Butyl-1,3-dioxane-5-carboxylic Acid Methyl Ester (CAS 1159977-17-9)
- 7-(Trifluoromethoxy)isoquinolin-1(2H)-one (CAS 1184917-30-3)
- Urea, N-(hydroxyethyl)- (CAS 1320-51-0)
- 2,4,6-Trichloro-7-methyl-7H-pyrrolo[2,3-d]pyrimidine (CAS 1131992-46-5)
- Insulin Degludec Impurity 1 (CAS 843666-26-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com