2-Ethoxy-4-methyl-5-nitropyridine CAS 1881331-60-7
| CAS No. | 1881331-60-7 |
| Molecular Formula | C8H10N2O3 |
| Molecular Weight | 182.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C8H10N2O3, 2-Ethoxy-4-methyl-5-nitropyridine 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 182.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO supplies 2-Ethoxy-4-methyl-5-nitropyridine (CAS 1881331-60-7), a certified reference material (molecular formula C8H10N2O3, MW 182.18 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2-Ethoxy-4-methyl-5-nitropyridine 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 | C8H10N2O3 |
| Molecular Weight | 182.18 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 2 |
Related Ethoxy Standards
- 3-Ethoxy-4-nitroaniline (CAS 116435-75-7)
- 2-Ethoxy-3-methyl-5-nitropyridine (CAS 1354224-95-5)
- 2-Ethoxy-5-nitroaniline (CAS 136-79-8)
- 2-Ethoxy-4-nitroaniline (CAS 16383-89-4)
- 6-Ethoxy-2-methylpyrimidine-4-carboxylic acid (CAS 1707374-04-6)
- 4-Ethoxy-3-nitroaniline (CAS 1777-87-3)
- 2-Ethoxy-6-nitroaniline (CAS 6036-46-0)
- 3-Ethoxy-2-methyl-6-nitropyridine (CAS 73101-78-7)
Recommended Standards
- Ethyl 2-(2-oxopyrazin-1(2H)-yl)acetate (CAS 1864650-22-5)
- 5H,6H,7H,8H,9H-[1,2,3,4]tetrazolo[1,5-a]azepine-7-carboxylic acid (CAS 1909316-22-8)
- 2,4-Diaminopyrimidine-5-carboxylic Acid (CAS 18588-61-9)
- 2-(carbamoylmethyl)-4-methyl-1H-pyrrole-3-carboxylic acid (CAS 1909337-20-7)
- Ethyl 3-(5-oxopyrrolidin-2-yl)propanoate (CAS 89317-07-7)
- 4-Chloroisoquinolin-7-ol (CAS 1888902-20-2)
- (2E)-N-[2-[2-(1-Methyl-2-piperidinyl)ethyl]phenyl]-3-(4-hydroxyphenyl)-2-propenamide-13C,d3 (CAS 1346606-61-8)
- (2Z)-3-[(3-Chloro-4-methylphenyl)amino]-2-[4-(3-fluoropropoxy)phenyl]prop-2-enenitrile (CAS 477889-16-0)
- 2-Chloro-N-(5-(methylthio)-1,3,4-thiadiazol-2-yl)acetamide (CAS 25958-29-6)
- 3-Methyl-4-(methylamino)benzonitrile (CAS 69619-16-5)
- (3-exo)-8-Methyl-8-azabicyclo[3.2.1]octan-3-amine (CAS 81487-04-9)
- Arbidol Impurity 27 (CAS CATO-C4X-112927)
- 5-Bromo-3-isopropyl-1H-pyrazolo[3,4-b]pyridine (CAS 1211515-23-9)
- Peptide 441 (CAS CATO-CPTD788441)
Why CATO?
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