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(1R,2R)-2-Hydroxy-1-((R)-3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)propane-1-sulfonic acid
- CAS
- 2762440-11-7
- Formula
- C13H16N2O5S
- MW
- 312.34 g/mol
VQ-035484
VAQORAEthyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate
Synonyms: Ethyl (E)-3-(3-Methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate · (E)-ethyl 3-(3-methyl-5-oxo-1-phenyl-1H-pyrazol-4(5H)-ylidene)butanoate
CAS No.87343-64-4
FormulaC16H18N2O3
Mol. weight286.33
Catalogue No.VQ-035405
PurityReference Standard
HSN38229090
Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate (CAS 87343-64-4) – Edaravone impurity standard. C16H18N2O3, MW 286.33.
Pack sizesPrice on quotation · bulk available
10 mg
25 mg
50 mg
100 mg
Bulk / custom pack · kg to MT
Enquire Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing
About Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate
Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate (CAS 87343-64-4) is an impurity of Edaravone offered by Vaqora Chemicals. The compound has the formula C16H18N2O3, corresponding to a molecular weight of 286.33 g/mol. The IUPAC name is ethyl 3-(3-methyl-5-oxo-1-phenylpyrazol-4-ylidene)butanoate.
The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.
As a characterised impurity of Edaravone, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.
We offer Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.
Typical applications
- Analytical method development
- Method validation (AMV)
- QC release testing
- ANDA / DMF filings
Industries
Related to Edaravone
View every impurity, metabolite and intermediate we list for Edaravone.
Edaravone impuritiesSpecifications & identifiers
| Product name | Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate |
|---|---|
| Catalogue No. | VQ-035405 |
| CAS Number | 87343-64-4 |
| IUPAC name | ethyl 3-(3-methyl-5-oxo-1-phenylpyrazol-4-ylidene)butanoate |
| Molecular formula | C16H18N2O3 |
| Molecular weight | 286.33 g/mol |
| Exact mass | 286.1317 |
| Grade | Reference Standard |
| HSN code | 38229090 |
| InChIKey | OAPIIBYGUXWNDJ-UHFFFAOYSA-N |
| SMILES | CCOC(=O)CC(=C1C(=NN(C1=O)C2=CC=CC=C2)C)C |
| PubChem CID | 159938783 |
| Physical form | Solid |
|---|---|
| LogP (XLogP3) | 2.5 |
| H-bond donors / acceptors | 0 / 4 |
| TPSA | 59 Ų |
Documents
Frequently asked questions
What is the CAS number of Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate?
The CAS Registry Number of Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate is 87343-64-4. It is also known as Ethyl (E)-3-(3-Methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate, (E)-ethyl 3-(3-methyl-5-oxo-1-phenyl-1H-pyrazol-4(5H)-ylidene)butanoate.
What is the molecular formula and molecular weight of Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate?
Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate has the molecular formula C16H18N2O3 and a molecular weight of 286.33 g/mol. Its IUPAC name is ethyl 3-(3-methyl-5-oxo-1-phenylpyrazol-4-ylidene)butanoate.
What is Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate used for?
Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate is supplied as a characterised reference material related to Edaravone. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.
Which grade and pack sizes of Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate can I order?
We supply Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.
Do you provide a COA and SDS with Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate?
Yes. Every lot of Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.
Can Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate be shipped internationally?
Yes. We export Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.
Enquire about Ethyl 3-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate
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