4-[(2,5-dioxo-2,5-dihydro-1h-pyrrol-1-yl)methyl]benzoic acid CAS 64987-81-1
| CAS No. | 64987-81-1 |
| Molecular Formula | C12H9NO4 |
| Molecular Weight | 231.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H9NO4, 4-[(2,5-dioxo-2,5-dihydro-1h-pyrrol-1-yl)methyl]benzoic acid contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 231.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
4-[(2,5-dioxo-2,5-dihydro-1h-pyrrol-1-yl)methyl]benzoic acid (CAS 64987-81-1) is a high-purity analytical reference standard with the molecular formula C12H9NO4 and a molecular weight of 231.20 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-[(2,5-dioxo-2,5-dihydro-1h-pyrrol-1-yl)methyl]benzoic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C12H9NO4 |
| Molecular Weight | 231.20 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 1 |
Related dioxo Standards
- 1,2-dioxo-1,2,5,6-tetrahydro-4H-pyrrolo[3,2,1-ij]quinoline-8-carboxylic acid (CAS 1384429-51-9)
- Methyl 2-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzoate (CAS 19077-61-3)
- 2-((1,4-Dioxo-1,4-dihydronaphthalen-2-yl)amino)acetic acid (CAS 57413-99-7)
- 2-(2,5-Dioxo-2,5-dihydro-1h-pyrrol-1-yl)-2-phenylacetic acid (CAS 777917-71-2)
- 2-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)phenyl acetate (CAS 20627-81-0)
- 2-(3-Methyl-2,5-dioxo-2,5-dihydro-1h-pyrrol-1-yl)benzoic acid (CAS 553636-63-8)
- 2-(4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)phenyl)acetic acid (CAS 91574-45-7)
- 3-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)-4-methylbenzoic acid (CAS 718623-72-4)
Recommended Standards
- 4-(Furan-2-carbonylamino)benzoic acid (CAS 5768-34-3)
- 4-Nitronaphthalene-1-acetic Acid (CAS 89278-25-1)
- 4-(4-Nitrophenoxy)phenol (CAS 22479-78-3)
- 5-(1H-pyrrol-1-yl)isophthalic acid (CAS 944894-38-6)
- 2,2-Difluoro-2-phenylethane-1-sulfonyl fluoride (CAS 1989671-54-6)
- Ethyl 3-amino-7-methoxybenzofuran-2-carboxylate (CAS 1351479-14-5)
- 4-Hydroxy-1-naphthyl-1'-naphthyl ketone (CAS 432049-53-1)
- Reserpine (CAS CATO-LINS000999)
- 3-((1H-Pyrazol-1-yl)methyl)-6,7,8,9-tetrahydro-5H-[1,2,4]triazolo[4,3-a][1,4]diazepine (CAS 1422069-30-4)
- 2,4-Dihydrochromeno[4,3-c]pyrazole (CAS 74618-03-4)
- 2-(4-Chloro-3,5-dimethyl-pyrazol-1-yl)-ethylamine (CAS 925634-46-4)
- Hydroxy Methocarbamol (CAS 29541-95-5)
- Josamycin EP Impurity F (CAS 22875-15-6)
- Fragment-[3-31]-Semaglutide (CAS CATO-C4X-2226113)
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