5,5′-[2,5-Bis(2-ethylhexyl)-2,3,5,6-tetrahydro-3,6-dioxopyrrolo[3,4-c]pyrrole-1,4-diyl]bis[2-thiophenecarboxaldehyde] CAS 1239218-96-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1239218-96-2 |
| Molecular Formula | C32H40N2O4S2 |
| Molecular Weight | 580.80 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5,5′-[2,5-Bis(2-ethylhexyl)-2,3,5,6-tetrahydro-3,6-dioxopyrrolo[3,4-c]pyrrole-1,4-diyl]bis[2-thiophenecarboxaldehyde] (CAS 1239218-96-2) pharmaceutical standards reference standard. Molecular formula: C32H40N2O4S2. Molecular weight: 580.80 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C32H40N2O4S2 |
| Molecular Weight | 580.80 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Bis Standards
- 4,8-Bis[5-(2-ethylhexyl)thiophen-2-yl]benzo[1,2-b:4,5-b']dithiophene (CAS 1352642-35-3)
- 2,2'-((9,9-Bis(2-ethylhexyl)-9h-fluorene-2,7-diyl)bis(oxy))bis(1,3,2-dioxaborinane) (CAS 344782-49-6)
- Tris(2-ethylhexyl) 2-acetoxypropane-1,2,3-tricarboxylate (CAS 144-15-0)
- 2-Ethylhexyl Tetrabromophthalate (CAS 61776-60-1)
- 1,4-Bis(2-ethylhexyl)-2,5-diiodobenzene (CAS 225512-46-9)
- 1,3-Bis(2-ethylhexyl)-5,7-di(thiophen-2-yl)benzo[1,2-c:4,5-c']dithiophene-4,8-dione (CAS 1415929-77-9)
- 9'-(2-Ethylhexyl)-9'H-9,2':7',9''-tercarbazole (CAS 1021423-90-4)
- 2,2'-(2,5-Bis((2-ethylhexyl)oxy)-1,4-phenylene)dithieno[3,2-b]thiophene (CAS 1914976-66-1)
Recommended Standards
- Atrasentan Impurity 91 (CAS 1059043-44-5)
- Valnemulin EP Impurity A (Mixture of Diastereomers) (CAS 1624614-06-7)
- Atrasentan Impurity 73 (CAS 1058404-70-8)
- 4-Tydroxy-9,14-dinitro-2,6-bis(2,4,6-triisopropylphenyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide (CAS 1535206-22-4)
- (2S,4S)-4-Cyclohexyl-1-(2-(hydroxy(4-(4-hydroxyphenyl)butyl)phosphoryl)acetyl)pyrrolidine-2-carboxylic acid (CAS 113411-10-2)
- (3-Ethynylphenyl)methanol (CAS 10602-07-0)
- (2Z)-2-(4-chlorophenyl)-3-phenylacrylic acid (CAS 10465-70-0)
- (2R,4aR,7R,8S,8aS)-7-(2-Amino-6-chloro-9H-purin-9-yl)-2-phenylhexahydropyrano[3,2-d][1,3]dioxin-8-ol (CAS 705967-79-9)
- 3-Chloro-N-methylbenzo[b]thiophene-2-carboxamide (CAS 299929-76-3)
- Semaglutide impurity 275 (CAS CATO-C4X-2226275)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com