5-Chloro-4-ethyl-2,4-dihydro-3H-1,2,4-triazol-3-one CAS 135692-47-6
| CAS No. | 135692-47-6 |
| Molecular Formula | C4H6ClN3O |
| Molecular Weight | 147.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 5-Chloro-4-ethyl-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 135692-47-6), a certified reference material (molecular formula C4H6ClN3O, MW 147.56 g/mol) for analytical method development and quality control.
Structurally, 5-Chloro-4-ethyl-2,4-dihydro-3H-1,2,4-triazol-3-one (C4H6ClN3O) contains an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 147.56 g/mol, it falls into the low-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 5-Chloro-4-ethyl-2,4-dihydro-3H-1,2,4-triazol-3-one 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 | C4H6ClN3O |
| Molecular Weight | 147.56 g/mol |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 3-Chloro-5-methoxy-1-methyl-1H-1,2,4-triazole (CAS 1330756-15-4)
- 3-Chloro-1-(methoxymethyl)-1H-1,2,4-triazole (CAS 1573547-46-2)
- 5-Chloro-1-(methoxymethyl)-1H-1,2,4-triazole (CAS 1785762-61-9)
- 2-(3-Chloro-1H-1,2,4-triazol-1-yl)ethanol (CAS 586339-01-7)
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Recommended Standards
- 3-(Chloromethyl)-4-methyl-1H-1,2,4-triazol-5(4H)-one (CAS 1338226-21-3)
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- (4-(Chloromethyl)oxazol-2-yl)methanol (CAS 1240605-93-9)
- 5-Chloro-6-fluoropyrazin-2-amine (CAS 2858665-15-1)
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Why CATO?
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