2-(Dicyanomethylene)indan-1,3-dione CAS 90522-66-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 90522-66-0 |
| Molecular Formula | C20H24O6 C12H4N2O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(Dicyanomethylene)indan-1,3-dione (CAS 90522-66-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H24O6 C12H4N2O2. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H24O6 C12H4N2O2 |
| Molecular Weight | 568.58 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) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 2 |
Related Dicyanomethylene Standards
- 9-(Dicyanomethylene)-2.4.7-trinitrofluorene (CAS 1172-02-7)
- 9-(Dicyanomethylene)fluorene (CAS 1989-32-8)
- 4-(Dicyanomethylene)-2,6-dimethyl-4H-pyran (CAS 28286-88-6)
- 51325-91-8 4-(Dicyanomethylene)-2-methyl-6-(4-(dimethylamino)styryl)-4H-pyran (2-(2-(4-(Dimethylamino)phenyl)ethenyl)-6-methyl-4H-pyran-4-ylidene)propanedinit rile (2-(2-(4-(Dimethylamino)phenyl)vinyl)-6-methyl-4H-pyran-4-ylidene)malononitrile Malononitrile, (2-(p-(dimethylamino)styryl)-6-methyl-4H-pyran-4-ylidene)- Propanedinitrile, 2-(2-(2-(4-(dimethylamino)phenyl)ethenyl)-6-methyl-4H-pyran-4-ylidene)- Propanedinitrile, (2-(2-(4-(dimethylamino)phenyl)ethenyl)-6-methyl-4H-pyran-4-ylidene)- CCRIS 4973 (2-(2-(4-(Dimethylamino)phenyl)ethenyl)-6-methyl-4H-pyran-4-ylidene)propanedinitrile (2-(p-(Dimethylamino)styryl)-6-methyl-4H-pyran-4-ylidene)malononitrile EINECS 257-137-6 (CAS 51325-91-8)
- 4-(Dicyanomethylene)-2-methyl-6-[2-(2,3,6,7-tetrahydro-1H,5H-benzo[ij]quinolizin-9-yl)vinyl]-4H-pyran (CAS 51325-95-2)
- 1-(Dicyanomethylene)-4,4,6-trimethyl-2-oxo-1,2-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-8-yl 3,4,5-trimethoxybenzoate (CAS 689754-64-1)
- N-(1-(Dicyanomethylene)-1H-isoindol-3-yl)acetamide (CAS 76751-00-3)
- Ethyl4-(dicyanomethylene)-piperidine-1-carboxylate (CAS 930112-89-3)
Recommended Standards
- 2-(Anthracen-9-yl)phenol (CAS 146746-37-4)
- (R)-(-)-2-Methylglycidyl 4-nitrobenzoate (CAS 106268-96-6)
- 1-(4-Benzylpiperazin-1-yl)propan-1-one (CAS 314728-80-8)
- 2-((4-Amino-2-(fluoromethyl)phenyl)amino)ethan-1-ol (CAS 873537-25-8)
- Faropenem Impurity 68 (CAS 1690457-73-8)
- (5E)-5-[(4-Ethoxyphenyl)methylidene]-3-methyl-1,3-thiazolidine-2,4-dione (CAS 365981-17-5)
- Des-Pro31-Tirzepatide (CAS CATO-CPTD788943)
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