1,3-Isobenzofurandione, polymer with 2,5-furandione, 2,2'-oxybis[ethanol] and 1,2,3-propanetriol CAS 34540-93-7
| CAS No. | 34540-93-7 |
| Molecular Formula | C8H4O3 |
| Molecular Weight | N/A |
| 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.
CATO supplies 1,3-Isobenzofurandione, polymer with 2,5-furandione, 2,2'-oxybis[ethanol] and 1,2,3-propanetriol (CAS 34540-93-7), a certified reference material (molecular formula C8H4O3C4H10O3C4H2O3C3H8O3, MW 444.39 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H4O3C4H10O3C4H2O3C3H8O3, 1,3-Isobenzofurandione, polymer with 2,5-furandione, 2,2'-oxybis[ethanol] and 1,2,3-propanetriol contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 444.39 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 | C8H4O3 C4H10O3 C4H2O3 C3H8O3 |
| Molecular Weight | 444.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1966 |
Related Isobenzofurandione Standards
- 1,3-Isobenzofurandione, polymer with 2,2'-oxybis[ethanol] and 2,2,4-trimethyl-1,3-pentanediol, 2-ethylhexyl ester (CAS 102030-00-2)
- 1,3-Isobenzofurandione, polymer with 1,3-butanediol, 1,2-ethanediol and 2,5-furandione, reaction products with 3-(triethoxysilyl)-1-propanamine (CAS 102783-83-5)
- 1,3-Isobenzofurandione, 5,5'-[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]bis-, polymer with 4,4'-oxybis[benzenamine] and 4,4'-sulfonylbis[benzenamine] (CAS 103443-55-6)
- 1,3-Isobenzofurandione, 5,5'-[[1,1'-biphenyl]-4,4'-diylbis(oxy)]bis-, polymer with 1,3-isobenzofurandione and 4,4'-sulfonylbis[benzenamine] (CAS 125881-35-8)
- 1,3-Isobenzofurandione, 5,5'-carbonylbis-, polymer with 1,3-diisocyanatomethylbenzene and 1,1'-methylenebis[isocyanatobenzene] (CAS 152187-64-9)
- 1,3-Isobenzofurandione, polymer with 2,5-furandione and 1,2-propanediol (CAS 25037-66-5)
- 1,3-Isobenzofurandione, 5,5'-carbonylbis-, polymer with 4,4'-methylenebis[benzenamine] (CAS 25038-84-0)
- 1,3-Isobenzofurandione, 5,5'-carbonylbis-, polymer with 1,3-benzenediamine (CAS 25464-66-8)
Recommended Standards
- 5-Ethyl-1-propyl-1h-1,2,3-triazole-4-carboxylic acid (CAS 1251089-05-0)
- 5-fluoro-7-methoxy-tetralin-1-one (CAS 837373-16-7)
- 2-[6-(methoxycarbonyl)-4-oxo-3H,4H-thieno[2,3-d]pyrimidin-5-yl]acetic acid (CAS 854137-65-8)
- 1-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-fluoroethanone (CAS 38941-41-2)
- (3aS,7aS)-octahydrofuro[2,3-c]pyridine (CAS 109175-03-3)
- 6-Chloro-2-(4-isopropoxyphenyl)quinoline-4-carboxylic acid (CAS 932886-73-2)
- Methyl 2-(cyclopropylcarbonyl)-4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-3-oxobutanoate (CAS 1424941-15-0)
- 2,6-Dichloro-4-(2-fluorophenyl)pyridine (CAS 1630833-90-7)
- N-(3-chlorophenyl)-2-(2-ethoxy-4-formylphenoxy)acetamide (CAS 247592-72-9)
- Semaglutide impurity 208 (CAS CATO-C4X-2226208)
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