(R)-2-(1-Hydroxy-3-phenylpropan-2-yl)isoindoline-1,3-dione CAS 152903-44-1
| CAS No. | 152903-44-1 |
| Molecular Formula | C17H15NO3 |
| Molecular Weight | 281.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
(R)-2-(1-Hydroxy-3-phenylpropan-2-yl)isoindoline-1,3-dione (CAS 152903-44-1), molecular formula C17H15NO3 and molecular weight 281.31 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (R)-2-(1-Hydroxy-3-phenylpropan-2-yl)isoindoline-1,3-dione (C17H15NO3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 281.31 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C17H15NO3 |
| Molecular Weight | 281.31 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.) | 2000 |
| Nitrogen Atoms | 1 |
Related R Standards
- 2-Hydroxy-4-phenethylisoquinoline-1,3(2H,4H)-dione (CAS 1269515-03-8)
- N-(2-(5-Hydroxy-1H-indol-3-yl)ethyl)nicotinamide (CAS 140174-50-1)
- (S)-2-(1-Hydroxy-3-phenylpropan-2-yl)isoindoline-1,3-dione (CAS 70451-01-3)
- 1-Hydroxy-4-(isopropylamino)anthracene-9,10-dione (CAS 28842-48-0)
- 2-(3-Hydroxy-6-isopropylquinolin-2-yl)cyclopent-4-ene-1,3-dione (CAS 876745-80-1)
- 3-(4-Hydroxy-3-methoxy-5-methylbenzylidene)indolin-2-one (CAS 860648-89-1)
- 3-Hydroxy-1-methyl-3-(2-oxo-2-phenylethyl)indolin-2-one (CAS 60463-77-6)
- 7-Benzyl-4-hydroxy-2-oxo-1,2,5,6,7,8-hexahydro-1,7-naphthyridine-3-carbonitrile (CAS 2594419-41-5)
Recommended Standards
- 4-(benzyloxy)-5-methoxy-1H-indole-2-carbaldehyde (CAS 148674-70-8)
- Fenamidone Metabolite (CAS 153969-11-0)
- ethyl 3-methyl-1-phenyl-1H-pyrazolo[3,4-b]pyridine-6-carboxylate (CAS 1461713-73-4)
- (2E)-1-(4-Ethylphenyl)-3-(3-nitrophenyl)prop-2-en-1-one (CAS 1566593-88-1)
- Methyl 4-chloroquinazoline-7-carboxylate (CAS 183322-47-6)
- 4-Methyl-6,7-diphenyl-1,4-dihydroquinazoline-8-carbonitrile (CAS 89638-34-6)
- ethyl 1-fluorocyclobutanecarboxylate (CAS 337-98-4)
- 4-(2-(1H-indol-3-yl)-2-oxoacetyl)piperazine-1-carbaldehyde (CAS 497060-92-1)
- 6-Methoxy-4-(trifluoromethyl)pyridine-2-sulfonyl chloride (CAS 1393533-76-0)
- 4-Phenyl-2H-benzo[e][1,2,4]thiadiazin-3(4H)-one 1,1-dioxide (CAS 71254-68-7)
- Argatroban Impurity 55 (CAS CATO-C4X-100755)
- 5-Iodo-6-propylpyrimidin-4(3H)-one (CAS 141602-40-6)
- 7-Chloro-8-methyl-2-(5-methylthiophen-2-yl)quinoline-4-carboxylic acid (CAS 588696-20-2)
- Semaglutide impurity 89 (CAS CATO-C4X-222689)
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