3-Methyl-1H-pyrrole-2,5-dione CAS 1072-87-3
| CAS No. | 1072-87-3 |
| Molecular Formula | C5H5NO2 |
| Molecular Weight | 111.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 111.10 g/mol gives 3-Methyl-1H-pyrrole-2,5-dione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 3-Methyl-1H-pyrrole-2,5-dione (CAS 1072-87-3), a certified reference material (molecular formula C5H5NO2, MW 111.10 g/mol) for analytical method development and quality control.
3-Methyl-1H-pyrrole-2,5-dione (C5H5NO2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 3-Methyl-1H-pyrrole-2,5-dione 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 | C5H5NO2 |
| Molecular Weight | 111.10 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
Recommended Standards
- Pyridine-3,4-diol (CAS 10182-48-6)
- 3-Hydroxypyridin-4(1H)-one (CAS 1121-23-9)
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- 4-Amino-6-hydroxypyrimidine (CAS 1193-22-2)
- Dibenzyl Succinate (CAS 106478-00-6)
- 1-(2-Bromophenyl)-5-(trifluoromethyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1312135-90-2)
- [1,1':3',1''-Terphenyl]-5'-amine hydrochloride (CAS 87666-59-9)
- Perfluorophenyl 4-bromobenzenesulfonate (CAS 848649-38-7)
- tert-Butyl 6-amino-3-(azetidin-1-ylmethyl)-1H-indazole-1-carboxylate (CAS 887590-92-3)
- 3-(2,3-dimethylphenyl)propanal (CAS 19938-02-4)
- Meropenem-d6 (CAS 1217976-95-8)
- 4,5-Dihydro-1H-benzo[d]azepin-2-amine (CAS 163914-97-4)
- Benzene, methyl-, tetrachloro deriv. (CAS 76057-12-0)
- TRAF6 Peptide trifluoroacetate salt (CAS 852805-92-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com