2-(5-(2-Methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)pentanoic acid CAS 300826-78-2
| CAS No. | 300826-78-2 |
| Molecular Formula | C16H17NO4S2 |
| Molecular Weight | 351.44 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.
2-(5-(2-Methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)pentanoic acid (CAS 300826-78-2) is a high-purity analytical reference standard with the molecular formula C16H17NO4S2 and a molecular weight of 351.44 g/mol.
The molecular framework of 2-(5-(2-Methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)pentanoic acid (C16H17NO4S2) is characterized by a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 2-(5-(2-Methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)pentanoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C16H17NO4S2 |
| Molecular Weight | 351.44 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methoxybenzylidene Standards
- p-Methoxybenzylidene p-decylaniline (CAS 209683-41-0)
- 3,5-Bis(4-methoxybenzylidene)dihydro-2H-thiopyran-4(3H)-one (CAS 61448-77-9)
- Ethyl 4,6-(4-Methoxybenzylidene)-β-D-thiogalactopyranoside (CAS 311797-19-0)
- N'-(2-Methoxybenzylidene)-3-(3-nitrophenyl)-1H-pyrazole-5-carbohydrazide (CAS 302918-47-4)
- N'-(4-Methoxybenzylidene)-3-(3-nitrophenyl)-1H-pyrazole-5-carbohydrazide (CAS 302918-39-4)
- (E)-4-(5-(2-Methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid (CAS 300826-68-0)
- (Z)-4-(5-(4-methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid (CAS 614736-75-3)
- 4-(5-(3-Methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid (CAS 381691-83-4)
Recommended Standards
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- 2-(2-(4-Benzylpiperidin-1-yl)acetamido)benzamide (CAS 866010-69-7)
- 2-[2,2-bis(1h-indol-3-yl)ethyl]aniline (CAS 6941-73-7)
- [4-(3-Chloro-phenyl)-[1,3,5]triazin-2-yl]-(6-chloro-4-trifluoromethyl-pyridin-2-yl)-amine (CAS 1311278-30-4)
- 2-(Bis(tert-butoxycarbonyl)amino)-5-((triisopropylsilyl)ethynyl)quinolin-4-yl trifluoromethanesulfonate (CAS 2856022-24-5)
- 2-Amino-1-(1-phenyl-1h-pyrazol-4-yl)ethan-1-one (CAS 1521074-57-6)
- 2-Chloropyrimidine-4,6-diamine (CAS 53557-61-2)
- 3-(3-Bromo-1H-1,2,4-triazol-5-yl)propanamide (CAS 1279219-37-2)
- Deoxy Sepiapterin (CAS 1797-87-1)
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- 4-Chloro-6,6,8-trimethyl-5,6-dihydroquinazoline (CAS 1256784-31-2)
- 5-Bromo-2-chloro-3-methylpyrimidin-4(3H)-one (CAS 946505-27-7)
- Tirzepatide Impurity 19 X TFA Salt (CAS CATO-C4X-324019)
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