1,4-Dioxo-1,4-dihydronaphthalene-2-carbaldehyde CAS 76916-86-4
| CAS No. | 76916-86-4 |
| Molecular Formula | C11H6O3 |
| Molecular Weight | 186.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,4-Dioxo-1,4-dihydronaphthalene-2-carbaldehyde (CAS 76916-86-4), molecular formula C11H6O3 and molecular weight 186.16 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1,4-Dioxo-1,4-dihydronaphthalene-2-carbaldehyde (C11H6O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 186.16 g/mol, it falls into the medium-molecular-weight range. 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.
CATO manufactures 1,4-Dioxo-1,4-dihydronaphthalene-2-carbaldehyde 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.
Physical & Chemical Properties
| Molecular Formula | C11H6O3 |
| Molecular Weight | 186.16 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 methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
Related Dioxo Standards
- 2-(2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)acetohydrazide (CAS 6535-95-1)
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- (3,5-Dioxo-2,3,4,5-tetrahydro-[1,2,4]triazin-6-yl-amino)-acetic acid (CAS 21936-96-9)
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Recommended Standards
- 1-(3,5-Difluoro-2-methoxyphenyl)ethanone (CAS 303043-97-2)
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- 1-(2,6-Difluoro-4-methoxyphenyl)ethan-1-one (CAS 886498-84-6)
- 2-(1,1-Difluoroethyl)benzoic acid (CAS 892390-46-4)
- (R)-3-amino-4-(thiophen-3-yl)butanoic acid hydrochloride (CAS 332061-93-5)
- 6-(5-Methyl-1,2,4-oxadiazol-3-yl)pyridin-3-ol (CAS 859538-54-8)
- 1-(3-Bromophenyl)-2-imidazolidinone (CAS 14088-96-1)
- ethyl 3-(hydroxymethyl)-1-methyl-1H-pyrazole-5-carboxylate (CAS 199480-28-9)
- (4-(3,4-Dimethylphenyl)piperazin-1-yl)(pyrrolidin-1-yl)methanone (CAS 708221-58-3)
- 3-(2-Iodophenyl)benzofuran (CAS 452962-66-2)
- 2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxy-4-(phenylsulfanyl)pyrimidine (CAS 339276-09-4)
- 4-(1,2,4-Oxadiazol-3-yl)-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidine-1,3-dione (CAS 1775484-32-6)
- 4-(5-(Methoxycarbonyl)-1h-pyrrol-3-yl)-4-oxobutanoic acid (CAS 1421602-36-9)
- Semaglutide impurity 272 (CAS CATO-C4X-2226272)
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