(1,4-Diphenyl-6,7-dihydro-5H-cyclopenta[d]pyridazine-5,7-diyl)dimethanol CAS 839712-77-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 839712-77-5 |
| Molecular Formula | C21H20N2O2 |
| Molecular Weight | 332.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity (1,4-Diphenyl-6,7-dihydro-5H-cyclopenta[d]pyridazine-5,7-diyl)dimethanol (CAS 839712-77-5) pharmaceutical standards reference standard. Molecular formula: C21H20N2O2. Molecular weight: 332.40 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C21H20N2O2 |
| Molecular Weight | 332.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 2 |
Related Diphenyl Standards
- 5,6-Diphenyl-1,10-phenanthroline (CAS 182319-03-5)
- 2,9-Diphenyl-1,10-phenanthroline (CAS 25677-69-4)
- 4-OXO-3,3-DIPHENYL-[1,2]DIAZETIDINE-1,2-DICARBOXYLIC ACID DIMETHYL ESTER (CAS 1073529-41-5)
- Diphenyl(4-(trimethylsilyl)phenyl)methanol (CAS 50653-05-9)
- 4-(1,5-Diphenyl-1H-pyrazole-4-carbonyl)morpholine (CAS 477711-84-5)
- 2,4-Diphenyl-5,6-dihydrobenzo[h]quinoline (CAS 67913-78-4)
- 9,10-Diphenyl-9,10-dihydroacridine (CAS 95888-29-2)
- 9,9-Diphenyl-9,10-dihydroacridine (CAS 20474-15-1)
Recommended Standards
- 9,10-Di(pyridin-4-yl)anthracene (CAS 194861-72-8)
- (2e)-3-[1-benzyl-3-(4-ethylphenyl)-1h-pyrazol-4-yl]prop-2-enoic acid (CAS 956747-08-3)
- 2-[3-(Quinolin-2-yl)phenyl]quinoline (CAS 189694-27-7)
- 2-(2,2,2-Trifluoroethyl)pyrrolidine hydrochloride (CAS 1795277-48-3)
- 2-tert-Butyl-3-Iodoimidazo[1,2-a]pyrimidine (CAS 1426142-88-2)
- 4-Butyl-2,5-dioxoimidazolidine-4-carbaldehyde (CAS 6974-17-0)
- (E)-3-(4-Chlorophenyl)-1-(4-nitrophenyl)prop-2-en-1-one (CAS 315180-19-9)
- (R)-1-(5-bromo-4-methylpyrimidin-2-yl)pyrrolidin-3-ol (CAS 1454301-74-6)
- 2-(4-Benzoylbenzamido)acetic acid (CAS 53053-10-4)
- Insulin Degludec Impurity 27 (CAS CATO-C4X-215727)
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