6-Hydroxy-2-[(3-methylphenyl)methylene]-3(2H)-benzofuranone CAS 620545-91-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 620545-91-7 |
| Molecular Formula | C16H12O3 |
| Molecular Weight | 252.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Hydroxy-2-[(3-methylphenyl)methylene]-3(2H)-benzofuranone (CAS 620545-91-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H12O3. Molecular weight: 252.26 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H12O3 |
| Molecular Weight | 252.26 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
Related Hydroxy Standards
- (2-Hydroxy-5-methyl-1,3-phenylenE)bis(methylenE) diacetate (CAS 109129-38-6)
- (2Z)-6-Hydroxy-2-(4-methylbenzylidene)-1-benzofuran-3(2H)-one (CAS 1234351-94-0)
- 1-Hydroxy-2,3-dimethylanthracene-9,10-dione (CAS 147088-69-5)
- 3-Benzyl-4-hydroxy-2h-chromen-2-one (CAS 15074-18-7)
- 7-Hydroxy-3-methyl-2-phenyl-4H-chromen-4-one (CAS 18651-15-5)
- 3-(4-hydroxyÂbenzÂoylÂ)-2-methyl-benzÂofuran (CAS 52490-47-8)
- 5-Hydroxy-7-methyl-4-phenyl-2H-chromen-2-one (CAS 52604-30-5)
- 6-Hydroxy-2-(4-methylbenzylidene)benzofuran-3(2h)-one (CAS 637753-89-0)
Recommended Standards
- 6-Hydroxy-2-[(2-methylphenyl)methylene]-3(2H)-benzofuranone (CAS 620545-92-8)
- 6-Hydroxy-4-methyl-3-phenyl-2h-chromen-2-one (CAS 82488-68-4)
- 7-Hydroxy-2-methyl-3-phenyl-chromen-4-one (CAS 2859-88-3)
- 6-Methylthioinosine-5'-monophosphate (CAS 7021-52-5)
- 1-(3,4-Dichlorophenyl)-N-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 872621-61-9)
- 4-(Methylthio)benzo[d]oxazole-2-carboxylic acid (CAS 1803745-59-6)
- N-(3-Methylbenzyl)-2-propanamine hydrochloride (CAS 1185164-44-6)
- tert-Butyl (2R,4S)-4-ethynyl-2-methylpiperidine-1-carboxylate (CAS 2763585-15-3)
- tert-Butyl 4,4-difluoro-2-(hydroxymethyl)piperidine-1-carboxylate (CAS 1454291-05-4)
- Semaglutide impurity 66 (CAS CATO-C4X-222666)
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