2-(3-Nitrophenyl)-1,3,4-oxadiazole CAS 5565-72-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 5565-72-0 |
| Molecular Formula | C8H5N3O3 |
| Molecular Weight | 191.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(3-Nitrophenyl)-1,3,4-oxadiazole (CAS 5565-72-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H5N3O3. Molecular weight: 191.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H5N3O3 |
| Molecular Weight | 191.14 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 3 |
Related Nitrophenyl Standards
- 3-(4-Nitrophenyl)-1,2,4-oxadiazole (CAS 16013-14-2)
- 2-(2-Nitrophenyl)-1,3,4-oxadiazole (CAS 89898-92-0)
- 2-(4-Nitrophenyl)-1,3,4-oxadiazole (CAS 4291-13-8)
- 3-(2-Nitrophenyl)propiolic acid (CAS 530-85-8)
- 3-(3-Nitrophenyl)-1,2,4-oxadiazole (CAS 90049-83-5)
- 3-(3-Nitrophenyl)propiolic acid (CAS 4996-15-0)
- 3-(4-Nitrophenyl)-1,2,5-oxadiazole (CAS 58749-72-7)
- 3-(4-Nitrophenyl)propiolic acid (CAS 2216-24-2)
Recommended Standards
- 1,3-Dioxoisoindoline-4-carboxylic acid (CAS 776-22-7)
- 2,3-Dioxoindoline-4-carboxylic acid (CAS 41704-95-4)
- 1,3-Dioxo-1,3-dihydro-2-benzofuran-5-carboxamide (CAS 64941-79-3)
- 4-Methyl-2-nitrobenzaldehyde (CAS 20357-22-6)
- 2-((5-Nitro-[1,1'-biphenyl]-2-yl)oxy)acetic acid (CAS 168094-50-6)
- (E)-3-(3-bromo-4-methoxyphenyl)-1-(2,4-dimethoxyphenyl)prop-2-en-1-one (CAS 1228275-91-9)
- 3-[(aminocarbonyl)amino]-3-thien-2-ylpropanoic acid (CAS 90007-59-3)
- (8-Chloroquinolin-6-yl)boronic acid (CAS 2230902-55-1)
- 4-Acetoxybenzophenone (CAS 13031-44-2)
- Tau Peptide (45-73) (Exon 2/Insert 1 Domain) trifluoroacetate salt (CAS 2022956-54-1)
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