2,3,4,5-Tetramethyl-1H-pyrrole CAS 1003-90-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1003-90-3 |
| Molecular Formula | C14H22O C2H4O CH2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2,3,4,5-Tetramethyl-1H-pyrrole (CAS 1003-90-3) pharmaceutical standards reference standard. Molecular formula: C14H22O C2H4O CH2O. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C14H22O C2H4O CH2O |
| Molecular Weight | 280.41 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Tetramethyl Standards
- 3-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]propan-1-ol (CAS 1000802-50-5)
- 3,3',4,4'-Tetramethyl-2,2'-bithiophene (CAS 100118-76-1)
- 4,4,5,5-Tetramethyl-2-(5-methylbenzo[b]thiophen-2-yl)-1,3,2-dioxaborolane (CAS 1001200-61-8)
- 2-(1,1,5,5-Tetramethyl-1,3,4,5,6,8a-hexahydro-2H-2,4a-methanonaphthalen-8-yl)propan-1-ol (CAS 1001252-30-7)
- 2,3,6,7-Tetramethyl-1H-indole-4,5-dione (CAS 100192-23-2)
- 3-Methyl-1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)butan-1-amine 2,2,2-trifluoroacetate (CAS 100208-05-7)
- 2-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)isoindolin-1-one (CAS 1002309-19-4)
- 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[d]thiazole (CAS 1002309-47-8)
Recommended Standards
- 2,6-Bis[(4S,5S)-4,5-dihydro-4,5-diphenyl-1H-imidazol-2-yl]pyridine (CAS 1221973-02-9)
- (R)-3-[(2-Methyl-4-benzyl)piperazinyl]propyl Alchol (CAS 1134924-67-6)
- 2-(2-Oxo-3-phenylquinoxalin-1(2H)-yl)acetic acid (CAS 727671-54-7)
- Abrocitinib Impurity 42 (CAS CATO-C4X-288442)
- 3-Hydrazinyl-2-nitropyridine (CAS 57115-43-2)
- Methyl 4-((1-methyl-4-nitro-1H-pyrazol-3-yl)oxy)benzoate (CAS 1443278-98-5)
- Semaglutide impurity 203 (CAS CATO-C4X-2226203)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com