5-(3-Nitrophenyl)-1H-1,2,4-triazole CAS 6219-53-0
| CAS No. | 6219-53-0 |
| Molecular Formula | C8H6N4O2 |
| Molecular Weight | 190.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 5-(3-Nitrophenyl)-1H-1,2,4-triazole is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 190.16 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5-(3-Nitrophenyl)-1H-1,2,4-triazole (CAS 6219-53-0) is a high-purity analytical reference standard with the molecular formula C8H6N4O2 and a molecular weight of 190.16 g/mol.
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 5-(3-Nitrophenyl)-1H-1,2,4-triazole 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 | C8H6N4O2 |
| Molecular Weight | 190.16 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 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 4 |
Related Nitrophenyl Standards
- 5-(4-Nitrophenyl)oxazole (CAS 1014-23-9)
- 4-(2-Nitrophenyl)oxazole (CAS 1126636-34-7)
- 1-(4-Nitrophenyl)-1,2,3-triazole (CAS 1204-91-7)
- 5-(3-Nitrophenyl)-1,2-oxazole (CAS 126633-02-1)
- 4-(4-Nitrophenyl)oxazole (CAS 13382-61-1)
- 4-(4-Nitrophenyl)-4H-1,2,4-triazole (CAS 16759-47-0)
- 4-(4-Nitrophenyl)isoxazole (CAS 17819-23-7)
- 2-(4-Nitrophenyl)-2H-1,2,3-triazole (CAS 18922-72-0)
Recommended Standards
- 5-(2-Pyridyl)isoxazole-3-carboxylic Acid (CAS 893638-37-4)
- 5-(3-Nitrophenyl)oxazole (CAS 89808-77-5)
- 5-(2-Nitrophenyl)oxazole (CAS 89808-75-3)
- 5-(3-Pyridyl)isoxazole-3-carboxylic Acid (CAS 893638-39-6)
- 5-Chloro-3-methoxypyrazine-2-carboxylic acid (CAS 872355-80-1)
- N-Methoxy-N-methyl-2-(trifluoromethyl)cyclopropane-1-carboxamide (CAS 1824253-11-3)
- 7-Methyloctan-1-amine (CAS 50782-86-0)
- 2-(4-Isopropylphenoxy)-1-(4-phenylpiperazin-1-yl)ethan-1-one (CAS 432508-87-7)
- (3S,4S)-1-Boc-pyrrolidine-3,4-dicarboxylic Acid (CAS 2170869-18-6)
- 4-Amino-3-methylbiphenyl (CAS 63019-98-7)
- 3,5-Dichloro-2-fluoropyridin-4-ol (CAS 54929-37-2)
- 1-(4-Bromobenzoyl)-4-phenylpiperazine (CAS 339284-42-3)
- 3-(Trimethylsilyl)propioloyl chloride (CAS 66224-70-2)
- Des-Lys20(Side Chain)-Semaglutide (CAS CATO-C4X-2226280)
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