1,3-Dioxoisoindolin-2-yl 3,4,5-trimethoxybenzoate CAS 681845-28-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 681845-28-3 |
| Molecular Formula | C18H15NO7 |
| Molecular Weight | 357.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,3-Dioxoisoindolin-2-yl 3,4,5-trimethoxybenzoate (CAS 681845-28-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H15NO7. Molecular weight: 357.31 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H15NO7 |
| Molecular Weight | 357.31 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 1-(3,4-Difluorophenyl)-N-(2-methoxyphenyl)-4-oxo-1,4-dihydropyridazine-3-carboxamide (CAS 478063-32-0)
- 1-Benzyl-N-(3,4-difluorophenyl)-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxamide (CAS 338412-76-3)
- [2-Methoxy-4-(2-nitrovinyl)phenyl] β-D-glucopyranoside (CAS 70622-80-9)
- 5-(Bromomethyl)-4-chlorothiazole (CAS 1256561-92-8)
- 1-(4-Chloroquinazolin-2-yl)-N,N-dimethylmethanamine (CAS 885460-14-0)
- N-(furan-2-ylmethyl)-2-(2-nitrophenoxy)ethan-1-amine hydrochloride (CAS 1609407-41-1)
- 7-Bromo-4-oxo-1,4-dihydrocinnoline-3-carboxylic acid (CAS 1194373-85-7)
- 8-Oxo-8-(o-tolyl)octanoic acid (CAS 898765-36-1)
- N-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethanesulfonamide (CAS 1256359-16-6)
- Semaglutide impurity 268 (CAS CATO-C4X-2226268)
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