5-Cyclopropyl-4-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one CAS 135301-77-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 135301-77-8 |
| Molecular Formula | C6H9N3O |
| Molecular Weight | 139.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Cyclopropyl-4-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 135301-77-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H9N3O. Molecular weight: 139.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H9N3O |
| Molecular Weight | 139.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 3 |
Related Cyclopropyl Standards
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- cyclopropyl(1H-1,2,3,4-tetrazol-5-yl)methanamine (CAS 1249188-15-5)
- n-Cyclopropyl-3-methyl-1,2,4-oxadiazol-5-amine (CAS 1250022-33-3)
- 4-Cyclopropyl-3-methyl-1H-1,2,4-triazol-5(4H)-one (CAS 125835-24-7)
- (4-Cyclopropyl-4h-1,2,4-triazol-3-yl)methanol (CAS 135207-05-5)
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Recommended Standards
- 5-Ethoxypyrimidin-4-amine (CAS 1355074-03-1)
- 1-(Oxetan-3-yl)-1H-pyrazol-5-amine (CAS 1349708-97-9)
- (6-Methoxypyrimidin-4-yl)methanamine (CAS 1363383-16-7)
- 4-(4-Bromobenzoyl)-2-methylpyridine (CAS 1187168-87-1)
- 4-Chloro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine (CAS 744209-63-0)
- 5-Bromo-2-cyanothiophene-3-carboxylic acid (CAS 1499213-19-2)
- (R)-3-(Piperidin-2-yl)pyridine hydrochloride (CAS 1055196-29-6)
- 2,2'-Methylenebis(4-methylphenol) (CAS 3236-63-3)
- N-((5-Nitrofuran-2-yl)methylene)-3-phenylisoxazol-5-amine (CAS 37853-13-7)
- Semaglutide impurity 56 (CAS CATO-C4X-222656)
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