1-(4-Chlorophenyl)-1H-1,2,4-triazol-5(4H)-one CAS 121117-98-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 121117-98-4 |
| Molecular Formula | C8H6ClN3O |
| Molecular Weight | 195.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(4-Chlorophenyl)-1H-1,2,4-triazol-5(4H)-one (CAS 121117-98-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H6ClN3O. Molecular weight: 195.61 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H6ClN3O |
| Molecular Weight | 195.61 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chlorophenyl Standards
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- 5-(3-Chlorophenyl)-1,2,4-oxadiazol-3-amine (CAS 1092336-05-4)
- 3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-amine (CAS 114212-86-1)
- N-(4-Chlorophenyl)-N′-cyanourea (CAS 115956-45-1)
- 3-(2-Chlorophenyl)-1,2,4-oxadiazol-5-amine (CAS 1225851-81-9)
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- 5-(3-Chlorophenyl)-1,3,4-oxadiazol-2-amine (CAS 1673-45-6)
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Recommended Standards
- 6-Chloro-N-(1H-pyrazol-3-yl)pyrimidin-4-amine (CAS 1208856-44-3)
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- 6-Chloroimidazo[1,2-a]pyridine-3-carboxamide (CAS 123531-56-6)
- Spiro[piperidine-4,7'-[7H]thieno[2,3-c]pyran], 2'-fluoro-4',5'-dihydro- (CAS 1283095-50-0)
- N-(Furan-2-ylmethyl)furan-2-carboxamide (CAS 61190-74-7)
- N-(3,5-dichlorophenyl)-2-((5-phenyl-1,3,4-oxadiazol-2-yl)thio)acetamide (CAS 333777-98-3)
- 2,5-Dichlorothiazole-4-carbaldehyde (CAS 929910-36-1)
- N-(4-methoxybenzyl)-2-((4-phenyl-5-(thiophen-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 502553-59-5)
- (S)-2-(o-tolyl)pyrrolidine (CAS 914299-82-4)
- (2S)-2-amino-4-(hydroxymethylphosphinyl)butanoyl-L-alanyl-L-alanine (2S)-2-amino-4-[hydroxy(methyl)phosphinoyl]butyryl-L-alanyl-L-alanine 2-Amino-4-(methylphosphino)butyrylalanylalanine 35597-43-4 Antibiotic SF 1293 Bialaphos CHEBI:3088 L-phosphinothricyl-L-alanyl-L-alanine N-{(2S)-2-amino-4-[hydroxy(methyl)phosphoryl]butanoyl}-L-alanyl-L-alanine PTT Phosphinothricylalanylalanine bilanafos gamma-(Hydroxymethylphosphinyl)-L-alpha-aminobutyryl-L-alanyl-L-alanine phosphinothricin tripeptide (CAS 35597-43-4)
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