4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)-2-hydroxybenzoic acid CAS 19232-43-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19232-43-0 |
| Molecular Formula | C11H7NO5 |
| Molecular Weight | 233.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)-2-hydroxybenzoic acid (CAS 19232-43-0) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C11H7NO5. Molecular weight: 233.18 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C11H7NO5 |
| Molecular Weight | 233.18 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, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
Related Dioxo Standards
- 2-(2,5-Dioxo-2,5-dihydro-1h-pyrrol-1-yl)-5-hydroxybenzoic acid (CAS 1306080-20-5)
- 4-(3,5-Dioxo-4,5-dihydro-1,2,4-triazin-2(3H)-yl)benzoic acid (CAS 18510-65-1)
- 3,5-dioxo-2-phenyl-2,3,4,5-tetrahydro-1,2,4-triazine-6-carboxylic acid (CAS 4315-71-3)
- 2-(5-methyl-1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)propanoic acid (CAS 1087784-06-2)
- 1-Ethyl-2,4-dioxo-1,2,3,4-tetrahydroquinoline-3-carboxylic acid (CAS 146828-47-9)
- 4-(3-Methyl-2,5-dioxo-pyrrolidin-1-yl)-benzoic acid (CAS 157928-79-5)
- 2-(5-Ethyl-2,3-dioxo-2,3-dihydro-1h-indol-1-yl)acetic acid (CAS 19612-79-4)
- 2-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)-butanoic acid (CAS 35340-62-6)
Recommended Standards
- 5-(4-Nitrophenyl)-1H-pyrazole-3-carboxylic acid (CAS 189083-63-4)
- 1-(4-Nitrophenyl)-1h-pyrazole-3-carboxylic acid (CAS 19532-43-5)
- 1-((4-Nitrophenyl)amino)-1H-pyrrole-2,5-dione (CAS 20970-39-2)
- 2-(5-Methoxypyridin-3-yl)acetic acid (CAS 1000542-94-8)
- (3-Hydroxy-1-pyrrolidinyl)(4-piperidinyl)-methanone hydrochloride (CAS 1220039-08-6)
- 5-Fluoro-2-(2-methoxyethoxy)aniline (CAS 946683-70-1)
- 3-(2,2-Dimethoxyethyl)isoxazol-4-amine (CAS 87149-79-9)
- 3-Benzamido-N-[(4-fluorophenyl)methyl]thiophene-2-carboxamide (CAS 439120-54-4)
- 2-[4-(3-chlorophenyl)piperazin-1-yl]acetonitrile (CAS 25178-91-0)
- Liraglutide(14-22)TFA Salt (CAS CATO-C4X-199212)
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