(4Z)-1-(4,5-Dihydro-1,3-thiazol-2-yl)-3-methyl-4-(2-phenylhydrazin-1-ylidene)-4,5-dihydro-1H-pyrazol-5-one CAS 338402-55-4
| CAS No. | 338402-55-4 |
| Molecular Formula | C13H13N5OS |
| Molecular Weight | 287.34 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 (4Z)-1-(4,5-Dihydro-1,3-thiazol-2-yl)-3-methyl-4-(2-phenylhydrazin-1-ylidene)-4,5-dihydro-1H-pyrazol-5-one (CAS 338402-55-4), a certified reference material (molecular formula C13H13N5OS, MW 287.34 g/mol) for analytical method development and quality control.
Structurally, (4Z)-1-(4,5-Dihydro-1,3-thiazol-2-yl)-3-methyl-4-(2-phenylhydrazin-1-ylidene)-4,5-dihydro-1H-pyrazol-5-one (C13H13N5OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 287.34 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures (4Z)-1-(4,5-Dihydro-1,3-thiazol-2-yl)-3-methyl-4-(2-phenylhydrazin-1-ylidene)-4,5-dihydro-1H-pyrazol-5-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 | C13H13N5OS |
| Molecular Weight | 287.34 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 1-(Tosylmethyl)-1H-benzo[d][1,2,3]triazole (CAS 184297-69-6)
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- 1-(3-Nitro-benzenesulfonyl)-piperidine-3-carboxylic acid (CAS 18210-38-3)
- 1-((3,4-Dimethylphenyl)sulfonyl)-1H-benzo[d][1,2,3]triazole (CAS 438478-22-9)
- Menadione (Vitamin K3) (CAS 58-27-5)
- Methyl 3-amino-1,4-dimethyl-1H-pyrazole-5-carboxylate (CAS 2764671-25-0)
- 4-Cyanobenzyl acetate (CAS 21388-95-4)
- Imipenem Impurity 132 (CAS CATO-C4X-1662132)
- 3-Chloro-2-{2-[(1E,3E)-2-(4-chlorobenzenesulfonyl)-3-{[(2,6-dichlorophenyl)methoxy]imino}prop-1-en-1-yl]hydrazin-1-yl}-5-(trifluoromethyl)pyridine (CAS 338407-65-1)
- Desvenlafaxine Benzoate (CAS 1147940-37-1)
- 3-Isobutoxypyrazine-2-carboxylic acid (CAS 1341898-11-0)
- N-(4-Iodophenyl)-2-(2-mercapto-4-oxo-4,5-dihydro-1,3-thiazol-5-yl)acetamide (CAS 1142206-76-5)
- Alogliptin Impurity 10 (CAS CATO-C4X-109910)
- Hexapeptide-9 (CAS 885024-94-2)
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