N-(3,4-Dimethylphenyl)-2-{[3-ethyl-7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide CAS 1040650-30-3
| CAS No. | 1040650-30-3 |
| Molecular Formula | C25H25N3O2S2 |
| Molecular Weight | 463.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of N-(3,4-Dimethylphenyl)-2-{[3-ethyl-7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide is closely related to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
N-(3,4-Dimethylphenyl)-2-{[3-ethyl-7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide (CAS 1040650-30-3) is a high-purity analytical reference standard with the molecular formula C25H25N3O2S2 and a molecular weight of 463.61 g/mol.
Structurally, N-(3,4-Dimethylphenyl)-2-{[3-ethyl-7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide (C25H25N3O2S2) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 463.61 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures N-(3,4-Dimethylphenyl)-2-{[3-ethyl-7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide 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 | C25H25N3O2S2 |
| Molecular Weight | 463.61 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related N Standards
- N-(3,5-dimethylphenyl)-2-((3-ethyl-4-oxo-7-(p-tolyl)-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1040632-09-4)
- 2,6-Dimethylphenyl N-(phenylsulfonyl)-N-(3-(trifluoromethyl)phenyl)glycinate (CAS 343373-95-5)
- 3-(3,4-Dimethylphenyl)-4-oxo-N'-[(1E)-[3-(trifluoromethyl)phenyl]methylidene]-3,4-dihydrophthalazine-1-carbohydrazide (CAS 478045-76-0)
- 3-{[(2,5-dimethylphenyl)methyl]sulfanyl}-4-methyl-5-{2-[3-methyl-5-(trifluoromethyl)-1H-pyrazol-1-yl]-1,3-thiazol-4-yl}-4H-1,2,4-triazole (CAS 956754-74-8)
- 2-((2-(3,4-Dimethylphenyl)-2-oxoethyl)thio)-4-(4-methoxyphenyl)-6-phenylnicotinonitrile (CAS 332018-76-5)
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- 2-(3,4-Dimethylphenyl)-4-((2-hydroxy-3'-(2H-tetrazol-5-yl)-[1,1'-biphenyl]-3-yl)diazenyl)-5-methyl-2,4-dihydro-3H-pyrazol-3-one (CAS 376592-42-6)
Recommended Standards
- 2-{[3-ethyl-7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl]sulfanyl}-N-[(4-methylphenyl)methyl]acetamide (CAS 1040649-67-9)
- 2-({3-ethyl-4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)-N-(2,4,6-trimethylphenyl)acetamide (CAS 1040660-23-8)
- N-(4-butylphenyl)-2-((3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1040632-67-4)
- 2-({3-ethyl-4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)-N-(2-ethyl-6-methylphenyl)acetamide (CAS 1040660-40-9)
- 3-(Piperidin-3-yl)isoxazole-4-carboxylic acid (CAS 1334495-18-9)
- N-(Benzo[d]thiazol-2-yl)-2-((1-(m-tolyl)-1H-imidazol-2-yl)thio)acetamide (CAS 851131-17-4)
- 3-((4-Acetylphenyl)amino)-5,5-dimethylcyclohex-2-en-1-one (CAS 1022455-35-1)
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- Tau Peptide (294-305) (human) trifluoroacetate salt (CAS 1428135-29-8)
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