4-(3-Mesityl-3-oxopropyl)-1,2-diphenylpyrazolidine-3,5-dione CAS 55388-44-8
| CAS No. | 55388-44-8 |
| Molecular Formula | C27H26N2O3 |
| Molecular Weight | 426.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 426.51 g/mol gives 4-(3-Mesityl-3-oxopropyl)-1,2-diphenylpyrazolidine-3,5-dione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-(3-Mesityl-3-oxopropyl)-1,2-diphenylpyrazolidine-3,5-dione (CAS 55388-44-8), a certified reference material (molecular formula C27H26N2O3, MW 426.51 g/mol) for analytical method development and quality control.
Structurally, 4-(3-Mesityl-3-oxopropyl)-1,2-diphenylpyrazolidine-3,5-dione (C27H26N2O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 16.0, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 426.51 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-(3-Mesityl-3-oxopropyl)-1,2-diphenylpyrazolidine-3,5-dione 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 | C27H26N2O3 |
| Molecular Weight | 426.51 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 2 |
Related Mesityl Standards
- N-mesityl-2-((3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1040632-55-0)
- Ethyl 2-((1-((5-mesityl-1,3,4-thiadiazol-2-yl)amino)-1-oxopropan-2-yl)thio)acetate (CAS 394235-81-5)
- N1-Mesityl-N1-((3-nitrophenyl)sulfonyl)oxalamide (CAS 188997-92-4)
- N-Mesityl-2-((5-((naphthalen-1-ylmethyl)thio)-1,3,4-thiadiazol-2-yl)thio)acetamide (CAS 618880-46-9)
- N-Mesityl-3-oxobutanamide (CAS 19359-16-1)
- N-mesityl-2-((4-(p-tolyl)-5-((p-tolylamino)methyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 335217-91-9)
- N-Mesityl-2-((1-(m-tolyl)-1H-imidazol-2-yl)thio)acetamide (CAS 851131-36-7)
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Recommended Standards
- 2-Cyano-4-(3-(1-methylethylsulfonamido)thiophen-2-yl)-[1,1-biphenyl]-4-carboxylic acid (CAS 942597-98-0)
- 4-[(Benzenesulfonyl)methyl]-6-[4-(2-fluorophenyl)piperazin-1-yl]-2-methylpyrimidine (CAS 338960-49-9)
- 2,3,4'-Triphenyl-hexahydro-2H-spiro[1,2-benzoxazole-4,2'-[1,3,4]triazolidine]-5'-one (CAS 321521-68-0)
- 5-Acetyl-1-(morpholinomethyl)-3,3-diphenylindolin-2-one (CAS 81252-98-4)
- N-(4-methylthiazol-2-yl)furan-2-carboxamide (CAS 90417-44-0)
- (3,4-Dimethoxybenzyl)hydrazine (CAS 135-85-3)
- (2E)-3-(1,5-Dimethyl-1H-pyrazol-4-yl)acrylic acid (CAS 512809-73-3)
- 3-Chloro-2-[2-(prop-2-yn-1-ylsulfanyl)-1H-imidazol-1-yl]-5-(trifluoromethyl)pyridine (CAS 338956-46-0)
- (4-Cyclopropoxy-5-methylpyridin-2-yl)methanamine (CAS 1243387-36-1)
- Methyl 4-bromobenzylcarbamate (CAS 68819-83-0)
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