4-Bromo-2,3-dioxoindoline-7-carboxylic acid CAS 1384844-34-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1384844-34-1 |
| Molecular Formula | C9H4BrNO4 |
| Molecular Weight | 270.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Bromo-2,3-dioxoindoline-7-carboxylic acid (CAS 1384844-34-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H4BrNO4. Molecular weight: 270.04 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H4BrNO4 |
| Molecular Weight | 270.04 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Bromo Standards
- 7-Bromo-5-nitro-1H-indazole-3-carbaldehyde (CAS 1000343-53-2)
- 2-Bromo-8-hydroxypyrido[3,2-d]pyrimidine-7-carboxylic acid (CAS 1098588-17-0)
- 8-Bromo-6-nitroquinazolin-4-ol (CAS 1133000-12-0)
- 5-Bromo-2,3-dioxoindoline-7-carboxylic acid (CAS 1452166-15-2)
- 6-Bromo-3-nitro-2h-chromen-2-one (CAS 88184-80-9)
- 6-Bromo-4-nitro-1H-indazole-3-carbaldehyde (CAS 885518-61-6)
- 6-Bromo-4-nitro-2H-indazole-3-carbaldehyde (CAS 885519-47-1)
- 7-Bromo-6-nitroquinazolin-4(3H)-one (CAS 451494-34-1)
Recommended Standards
- 2-(3,4-Dichloro-5-(trifluoromethoxy)phenyl)acetonitrile (CAS 1706458-58-3)
- 1H-Undecafluoropentane (CAS 375-61-1)
- Ethyl 2-bromo-4-(difluoromethyl)oxazole-5-carboxylate (CAS 2309474-28-8)
- 1,2-Bis(2-(4-((E)-(2-(pyridin-2-yl)hydrazineylidene)methyl)phenoxy)ethoxy)ethane (CAS 303775-85-1)
- 3,3,3-Trifluoropropanimidamide Hydrochloride (CAS 1198283-44-1)
- Atorvastatin Cyclic Fluorophenyl Impurity(Potassium Salt) (CAS CATO-C4X-1132116)
- Nomegestrol Acetate (CAS 58652-20-3)
- Ethyl 2-((5-methoxy-4-(3-nitrophenoxy)pyrimidin-2-yl)thio)acetate (CAS 338423-44-2)
- 4,5,6,7-Tetrafluoroisoindoline (CAS 55164-86-8)
- D-Ala21-Tirzepatide (CAS CATO-CPTD788913)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com