3-Methyl-4-(2-nitroethyl)-1h-pyrrole-2,5-dicarboxylic acid CAS 98953-66-3
| CAS No. | 98953-66-3 |
| Molecular Formula | C9H10N2O6 |
| Molecular Weight | 242.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3-Methyl-4-(2-nitroethyl)-1h-pyrrole-2,5-dicarboxylic acid.
3-Methyl-4-(2-nitroethyl)-1h-pyrrole-2,5-dicarboxylic acid (CAS 98953-66-3), molecular formula C9H10N2O6 and molecular weight 242.19 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 3-Methyl-4-(2-nitroethyl)-1h-pyrrole-2,5-dicarboxylic acid (C9H10N2O6) is characterized by an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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-4-(2-nitroethyl)-1h-pyrrole-2,5-dicarboxylic 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 | C9H10N2O6 |
| Molecular Weight | 242.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- methyl 3-(2-nitroethyl)-1H-indole-4-carboxylate (CAS 123883-35-2)
- Ethyl 3-(2-nitroethyl)indolizine-2-carboxylate (CAS 1171758-36-3)
- 4-[2-(2-Nitroethyl)benzoyl]morpholine (CAS 338770-86-8)
- 1-(2-Nitroethyl)-2-naphthol (CAS 96853-41-7)
- Methyl 3-(2-nitroethyl)thiophene-2-carboxylate (CAS 887576-07-0)
- 2-(2-Nitroethyl)-N-phenylbenzamide (CAS 339016-52-3)
- 6-(2-Nitroethyl)-2,3-dihydrobenzo[b][1,4]dioxine (CAS 59567-03-2)
- Methyl 2-(2-Nitroethyl)benzoate (CAS 25109-81-3)
Recommended Standards
- 3-(4-(Trifluoromethyl)phenyl)bicyclo[1.1.0]butane-1-carboxylic acid (CAS 2089650-74-6)
- 5-Nitro-1H-benzo[de]isoquinoline-1,3(2H)-dione (CAS 66266-36-2)
- 2,2-Difluoro-3-(4-fluorophenyl)bicyclo[1.1.1]Pentane-1-carboxylic acid (CAS 2381248-00-4)
- 7-Ethyl-4-(trifluoromethyl)-2H-chromen-2-one (CAS 866137-56-6)
- 6-Butoxy-3-chloro-2-fluoropyridine (CAS 1881330-31-9)
- Erlotinib Impurity 118 (CAS 1216420-11-9)
- 1,2-Dihydro-3H-pyrazol-3-one (CAS 137-45-1)
- 4-Amino-3-(3,4-dichlorophenyl)butan-1-ol (CAS 152298-51-6)
- 3-Chloro-4,5-diiodo-6-methoxypyridazine (CAS 1375303-14-2)
- 4'-Bromo-3-methyl-1,1'-biphenyl (CAS 56961-07-0)
- 3-Fluoro-4-(2-oxopiperidin-1-yl)benzaldehyde (CAS 1024204-75-8)
- n-(1-Cyclohexylethyl)-3-methoxypropan-1-amine (CAS 1157744-24-5)
- (2R,3R,4S,5R)-2-(6-Amino-2-(trifluoromethyl)-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (CAS 4627-40-1)
- Semaglutide impurity 94 (CAS CATO-C4X-222694)
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 18665070610 / Nicole.chen@cato-chem.com