Methyl (2Z)-2-(3,4-dimethylbenzenesulfonyl)-3-(phenylamino)prop-2-enoate CAS 1327196-11-1
| CAS No. | 1327196-11-1 |
| Molecular Formula | C18H19NO4S |
| Molecular Weight | 345.41 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.
Methyl (2Z)-2-(3,4-dimethylbenzenesulfonyl)-3-(phenylamino)prop-2-enoate (CAS 1327196-11-1), molecular formula C18H19NO4S and molecular weight 345.41 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Methyl (2Z)-2-(3,4-dimethylbenzenesulfonyl)-3-(phenylamino)prop-2-enoate (C18H19NO4S) contains a flavonoid core, an amide group, a sulfone group, 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 345.41 g/mol, it falls into the moderately-high-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.
As a certified reference material (CRM), Methyl (2Z)-2-(3,4-dimethylbenzenesulfonyl)-3-(phenylamino)prop-2-enoate 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 | C18H19NO4S |
| Molecular Weight | 345.41 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- Methyl (2Z)-2-(4-methylbenzenesulfonyl)-3-[(4-methylphenyl)amino]prop-2-enoate (CAS 1327179-55-4)
- Methyl (2Z)-2-(benzenesulfonyl)-3-[(4-ethylphenyl)amino]prop-2-enoate (CAS 1327196-59-7)
- Methyl (2Z)-2-(4-ethylbenzenesulfonyl)-3-(phenylamino)prop-2-enoate (CAS 1327178-36-8)
- S-(2-Benzoyl-4,5-dimethoxyphenyl) dimethylcarbamothioate (CAS 1332584-18-5)
- 3-Ethynyl-5-methoxypyridine (CAS 686768-50-3)
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- N-(5-Phenyl-1,3,4-oxadiazol-2-yl)butyramide (CAS 105942-34-5)
- 3-([3,2':6',3''-Terpyridin]-4'-yl)benzoic acid (CAS 1919009-12-3)
- Tirzepatide Impurity 35 (CAS CATO-C4X-324035)
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