42059-79-0 6-methoxy-4-oxidanylidene-chromene-3-carbaldehyde 6-methoxy-4-oxo-1-benzopyran-3-carboxaldehyde A825741 CAS 42059-79-0
| CAS No. | 42059-79-0 |
| Molecular Formula | C11H14O4 |
| Molecular Weight | 210.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 42059-79-0 6-methoxy-4-oxidanylidene-chromene-3-carbaldehyde 6-methoxy-4-oxo-1-benzopyran-3-carboxaldehyde A825741 (CAS 42059-79-0), a certified reference material (molecular formula C11H14O4, MW 210.23 g/mol) for analytical method development and quality control.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system, 42059-79-0 6-methoxy-4-oxidanylidene-chromene-3-carbaldehyde 6-methoxy-4-oxo-1-benzopyran-3-carboxaldehyde A825741 is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 210.23 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 42059-79-0 6-methoxy-4-oxidanylidene-chromene-3-carbaldehyde 6-methoxy-4-oxo-1-benzopyran-3-carboxaldehyde A825741 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 | C11H14O4 |
| Molecular Weight | 210.23 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
Related methoxy Standards
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- 2-Methoxy-3-(2-methoxyphenyl)propanoic acid (CAS 1192772-98-7)
- 2-Methoxy-N-((6-methoxypyridin-3-yl)methyl)acetamide (CAS 1210743-12-6)
Recommended Standards
- NRI9NKP97H 31581-32-5 Ethyl 2,4-dihydroxy-3,6-dimethylbenzoate EINECS 250-716-4 UNII-NRI9NKP97H Ethyl atrarate (CAS 31581-32-5)
- 6-Methylchromone-2-carboxylic acid 6-methyl-4-oxo-4h-chromene-2-carboxylic acid 4h-1-benzopyran-2-carboxylic acid, 6-methyl-4-oxo- 5006-44-0 (CAS 5006-44-0)
- tert-Butyl N-(5-hydroxypyridin-3-yl)carbamate (CAS 906745-11-7)
- 2H-1-benzopyran-2-one, 8-acetyl-7-hydroxy- 6748-68-1 8 - Acetyl - 7 - hydroxycoumarin 8-Acetyl-7-hydroxy-2H-chromen-2-one 8-acetyl-7-hydroxy-chromen-2-one (CAS 6748-68-1)
- 3,6,10-Trimethyl-7,8,9,10-tetrahydrocyclodeca[b]furan-11(4H)-one (CAS 63366-14-3)
- (R)-1-(3-((2-Aminoethyl)(methyl)amino)piperidin-1-yl)ethanone (CAS 1354017-38-1)
- 4-Amino-N-(4-(5-oxo-4,5-dihydropyrazin-2-yl)phenyl)benzamide (CAS 89541-58-2)
- 2-nitro-1,3,5-benzenetricarboxylic acid (CAS 19625-68-4)
- 1-(oxan-4-yl)azetidine-3-carboxylic acid (CAS 1127402-33-8)
- Brucein B (CAS 25514-29-8)
- 2-Chloro-3-cyclopropyl-6-fluoroimidazo[1,2-a]pyridine (CAS 1447607-95-5)
- (2R,5R)-1-(11bR)-Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl-2,5-diphenylpyrrolidine (CAS 444667-33-8)
- [R-(R*,R*)]-5-[1-Hydroxy-2-[(1-methyl-3-phenylpropyl)(phenylmethyl)amino]ethyl]-2-(phenylmethoxy)benzamide (CAS 75615-55-3)
- Semaglutide impurity 208 (CAS CATO-C4X-2226208)
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 18665070610 / Nicole.chen@cato-chem.com