4-(2H-1,3-Benzodioxol-5-yl)-2-[(E)-2-(4-hydroxyphenyl)ethenyl]-5-oxo-5H-indeno[1,2-b]pyridine-3-carbonitrile CAS 861211-29-2
| CAS No. | 861211-29-2 |
| Molecular Formula | C28H16N2O4 |
| Molecular Weight | 444.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-(2H-1,3-Benzodioxol-5-yl)-2-[(E)-2-(4-hydroxyphenyl)ethenyl]-5-oxo-5H-indeno[1,2-b]pyridine-3-carbonitrile under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
4-(2H-1,3-Benzodioxol-5-yl)-2-[(E)-2-(4-hydroxyphenyl)ethenyl]-5-oxo-5H-indeno[1,2-b]pyridine-3-carbonitrile (CAS 861211-29-2) is a high-purity analytical reference standard with the molecular formula C28H16N2O4 and a molecular weight of 444.44 g/mol.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, 4-(2H-1,3-Benzodioxol-5-yl)-2-[(E)-2-(4-hydroxyphenyl)ethenyl]-5-oxo-5H-indeno[1,2-b]pyridine-3-carbonitrile is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 444.44 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C28H16N2O4 |
| Molecular Weight | 444.44 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) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related H Standards
- 4-(2H-1,3-Benzodioxol-5-yl)-2-{[(2-fluorophenyl)methyl]sulfanyl}-1H,4H,5H-indeno[1,2-d]pyrimidin-5-one (CAS 861211-16-7)
- 4-(2H-1,3-Benzodioxol-5-yl)-2-[(E)-2-(2-fluorophenyl)ethenyl]-5-oxo-5H-indeno[1,2-b]pyridine-3-carbonitrile (CAS 866142-83-8)
- 4-(2H-1,3-Benzodioxol-5-yl)-2-[(E)-2-(4-fluorophenyl)ethenyl]-5-oxo-5H-indeno[1,2-b]pyridine-3-carbonitrile (CAS 866136-03-0)
- 2-(2-{4-[(2H-1,3-benzodioxol-5-yl)methyl]piperazin-1-yl}ethyl)-7-nitro-3,4-dihydro-2H-1,4-benzoxazin-3-one (CAS 866039-66-9)
- 4-(2H-1,3-Benzodioxol-5-yl)-2-[(E)-2-(4-chlorophenyl)ethenyl]-5H-indeno[1,2-b]pyridin-5-one (CAS 866136-01-8)
- 4-[(1,3-benzodioxol-5-ylmethylene)amino]phenyl 4-(tert-butyl)benzenesulfonate (CAS 329778-26-9)
- 3-[[2-[[(1R)-1-(1,3-Benzodioxol-5-yl)propyl]amino]-3,4-dioxo-1-cyclobuten-1-yl]amino]-2-hydroxy-N,N- (CAS 473725-95-0)
- 2-(1,3-Benzodioxol-5-yl)-4,6-bis(trichloromethyl)-1,3,5-triazine (CAS 71255-78-2)
Recommended Standards
- 1,1'-Diamino-[2,2'-bianthracene]-9,9',10,10'-tetraone (CAS 6546-50-5)
- N-[2-(2,6-dioxo-3-piperidyl)-1,3-dioxo-isoindolin-4-yl]-8-(hydroxyamino)-8-oxo-octanamide (CAS 2758388-38-2)
- 1,1'-(Hexane-1,6-diyl)bis(3-(2-nitrophenyl)urea) (CAS 2419249-92-4)
- Pigment Red 177 (CAS 4051-63-2)
- 4-Methoxypyridin-3-ol (CAS 153199-54-3)
- N-Cyclohexyl-4-((2,6-dimethylmorpholino)sulfonyl)benzamide (CAS 325729-48-4)
- 4-Amino-N-(2-(diethylamino)ethyl)benzamide xhydrochloride (CAS 7699-39-0)
- 6-Methoxy-1-naphthoic Acid (CAS 36112-61-5)
- 4-Amino-3,5-dimethoxybenzaldehyde (CAS 56066-34-3)
- 2-(Naphthalen-2-yl)ethane-1-thiol (CAS 91720-78-4)
- (4-Amino-2-((4-fluorophenyl)amino)thiazol-5-yl)(p-tolyl)methanone (CAS 886498-48-2)
- 2,3,6-Trifluoro-5-nitropyridine (CAS 905587-08-8)
- Ethyl 3-(3-fluorophenyl)-1,2,4-oxadiazole-5-carboxylate (CAS 1239736-58-3)
- Semaglutide impurity 59 (CAS CATO-C4X-222659)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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