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
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 689754-64-1 |
| Molecular Formula | C27H23N3O6 |
| Molecular Weight | 485.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C27H23N3O6. Molecular weight: 485.49 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C27H23N3O6 |
| Molecular Weight | 485.49 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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
Related Dicyanomethylene Standards
- 9-(Dicyanomethylene)-2.4.7-trinitrofluorene (CAS 1172-02-7)
- 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)
- Butyl 9-(dicyanomethylene)-9H-fluorene-4-carboxylate (CAS 93376-18-2)
- 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)
- N-(1-(Dicyanomethylene)-1H-isoindol-3-yl)acetamide (CAS 76751-00-3)
- 9-(Dicyanomethylene)fluorene (CAS 1989-32-8)
- Ethyl4-(dicyanomethylene)-piperidine-1-carboxylate (CAS 930112-89-3)
- 4-(Dicyanomethylene)-2,6-dimethyl-4H-pyran (CAS 28286-88-6)
Recommended Standards
- Ceftazidime Impurity C07 (CAS 752152-44-6)
- 2,2'-(Hexane-1,6-diylbis(sulfanediyl))bis(N-(4-chlorophenyl)acetamide) (CAS 882083-22-9)
- Ondansetron Impurity 16 (CAS 126671-72-5)
- 3-Benzyl-1-(3-((3-chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)phenyl)-4-hydroxypyridin-2(1H)-one (CAS 551930-55-3)
- ethyl 1-benzyl-3-hydroxypyrrolidine-3-carboxylate (CAS 1274104-61-8)
- Triamcinolone Acetonide EP Impurity C (CAS 161740-69-8)
- 2-(4-Chlorophenyl)-8-methylquinoline-4-carboxylic acid (CAS 107027-43-0)
- 5-Bromo-2-chloropyrimidine-4-carboxylic acid (CAS 933739-55-0)
- (R)-2-amino-2-(4-(trifluoromethyl)phenyl)acetic acid (CAS 144789-73-1)
- Tirzepatide Impurity 21 X TFA Salt (CAS CATO-C4X-324021)
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