1,1'-(9,9-Dimethyl-9H-fluorene-2,7-diyl)bis(1H-imidazole) CAS 1588929-66-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1588929-66-1 |
| Molecular Formula | C21H18N4 |
| Molecular Weight | 326.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,1'-(9,9-Dimethyl-9H-fluorene-2,7-diyl)bis(1H-imidazole) (CAS 1588929-66-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H18N4. Molecular weight: 326.39 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H18N4 |
| Molecular Weight | 326.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 4 |
Related Dimethyl Standards
- 4-[4-(2,5-Dimethyl-1H-pyrrol-1-yl)phenyl]-2-(pyridin-2-yl)pyrimidine (CAS 865658-65-7)
- 4-[4-(2,5-Dimethyl-1H-pyrrol-1-yl)phenyl]-2-(pyridin-4-yl)pyrimidine (CAS 865658-64-6)
- (E)-4,4-dimethyl-2-(methylthio)-6-(4-(trifluoromethyl)styryl)-1,4-dihydropyrimidine (CAS 303148-57-4)
- 3,5-Dimethyl-1-phenyl-4-((phenylsulfonyl)methyl)-1H-pyrazole (CAS 321574-38-3)
- 4,5-Dimethyl-2-(trimethylsilyl)phenyl trifluoromethanesulfonate (CAS 458566-99-9)
- Ethyl 4,5-dimethyl-2-(2-morpholinoacetamido)thiophene-3-carboxylate (CAS 62349-11-5)
- N-[4-(2,5-Dimethyl-1H-pyrrol-1-yl)phenyl]benzenesulfonamide (CAS 866156-45-8)
- 3-(3,5-Dimethyl-1H-pyrazol-1-yl)-6-((4-methoxybenzyl)thio)pyridazine (CAS 956190-86-6)
Recommended Standards
- 2-(4-(2-Methoxyphenyl)piperazin-1-yl)-N-(pyridin-2-yl)acetamide (CAS 146714-63-8)
- Allyl 3-ethoxy-4-((2-methylbenzyl)oxy)benzoate (CAS 1706441-19-1)
- (2R,3S,4R)-4-(benzyloxy)-2-((benzyloxy)methyl)-3,4-dihydro-2H-pyran-3-ol (CAS 145852-76-2)
- (3-(2-((4-Fluorobenzyl)oxy)phenyl)-1H-pyrazol-1-yl)(furan-2-yl)methanone (CAS 956262-24-1)
- 2-(5-((3-(3-Chloro-4-ethoxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)acetic acid (CAS 956958-57-9)
- 5-Amino-1-(3-methoxyphenyl)-1H-1,2,3-triazole-4-carboxamide (CAS 1105195-32-1)
- N-((4-methylthiazol-2-yl)methyl)furan-2-carboxamide (CAS 1208526-42-4)
- N2-(tert-Butyl)-6-((difluoromethyl)thio)-N2-ethyl-1,3,5-triazine-2,4-diamine (CAS 103427-58-3)
- Methyl 2-aminopentanoate (CAS 51220-50-9)
- Semaglutide impound 212 (CAS CATO-C4X-2226212)
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