5,6-Dihydrobenzo[de]isochromen-1(4H)-one CAS 14935-18-3
| CAS No. | 14935-18-3 |
| Molecular Formula | C12H10O2 |
| Molecular Weight | 186.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 186.21 g/mol gives 5,6-Dihydrobenzo[de]isochromen-1(4H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 5,6-Dihydrobenzo[de]isochromen-1(4H)-one (CAS 14935-18-3), a certified reference material (molecular formula C12H10O2, MW 186.21 g/mol) for analytical method development and quality control.
Structurally, 5,6-Dihydrobenzo[de]isochromen-1(4H)-one (C12H10O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 186.21 g/mol, it falls into the medium-molecular-weight range. 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.
As a certified reference material (CRM), 5,6-Dihydrobenzo[de]isochromen-1(4H)-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C12H10O2 |
| Molecular Weight | 186.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
Related Dihydrobenzo Standards
- 3,4-Dihydrobenzo[4,5]imidazo[1,2-a]pyridin-1(2H)-one (CAS 111211-54-2)
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Recommended Standards
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- Ethyl 3-oxo-1,4-diazepane-1-carboxylate (CAS 1484919-10-9)
- Ethyl 1,5-dioxaspiro[2.5]octane-2-carboxylate (CAS 1497109-90-6)
- 4-((1H-pyrrol-1-yl)amino)-4-oxobut-2-enoic acid (CAS 66832-57-3)
- 6-Chloro-1-(4-methoxyphenyl)-1-oxohexane (CAS 278619-91-3)
- 4-(4-Chlorophenyl)-1-(4-methoxyphenyl)-3-methyl-1H-pyrazol-5-amine (CAS 321391-74-6)
- 3-Cyclopropoxy-4-isopropylaniline (CAS 1243402-85-8)
- CAS 207507-22-0 (CAS 207507-22-0)
- Ethyl 4-carbamoyl-1-methyl-1H-pyrazole-3-carboxylate (CAS 1174861-91-6)
- 5-[2-(4-fluorophenyl)ethenyl]-3-methyl-1,2-oxazol-4-amine (CAS 1235441-81-2)
- 3,6-Bis(diphenylphosphoryl)-9-[4-(diphenylphosphoryl)phenyl]carbazole (CAS 1234510-15-6)
- Propan-2-yl 2-Sulfanylacetate (CAS 7383-61-1)
- Semaglutide Impurity 190 (CAS CATO-C4X-2226190)
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