3-Methoxy-5-phenylpyrazin-2(1H)-one CAS 67602-07-7
| CAS No. | 67602-07-7 |
| Molecular Formula | C11H10N2O2 |
| Molecular Weight | 202.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-Methoxy-5-phenylpyrazin-2(1H)-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
3-Methoxy-5-phenylpyrazin-2(1H)-one (CAS 67602-07-7) is a high-purity analytical reference standard with the molecular formula C11H10N2O2 and a molecular weight of 202.21 g/mol.
Based on its molecular formula C11H10N2O2, 3-Methoxy-5-phenylpyrazin-2(1H)-one 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 202.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H10N2O2 |
| Molecular Weight | 202.21 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 2 |
Related Methoxy Standards
- 5-Methoxy-2-(1H-pyrazol-1-yl)benzaldehyde (CAS 1015845-56-3)
- 3-methoxy-5-nitro-1H-pyrazolo[3,4-b]pyridine (CAS 1186614-21-0)
- 4-Methoxy-[2,2'-bipyridine] 1-oxide (CAS 14163-05-4)
- 6-Methoxy-2-phenylpyridazin-3(2H)-one (CAS 14634-50-5)
- 3-Methoxy-1-naphthoic acid (CAS 147397-60-2)
- 7-Methoxy-2-oxo-1,2,3,4-tetrahydroquinoline-4-carbonitrile (CAS 1567360-56-8)
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- 2-Methoxy napthoic acid (CAS 947-62-6)
Recommended Standards
- 3-Methoxy-4-(1H-pyrazol-1-yl)benzaldehyde (CAS 433920-87-7)
- 3-Methyl-1-(p-tolyl)-1H-pyrazole-4,5-dione (CAS 62349-57-9)
- 3-Methoxy-2-naphthoic acid (CAS 883-62-5)
- 3-Methyl-1-phenyl-1H-pyrazole-4-carboxylic acid (CAS 77169-11-0)
- 2-(6-Bromopyridin-2-yl)butan-1-ol (CAS 1956379-33-1)
- Boc-threonine-(p-chloro-bzl)-oh dcha (CAS 60803-72-7)
- 3-(4-Amino-3-methyl-2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-2,6-dione (CAS 2304753-42-0)
- 2-[(4-bromo-2-nitrophenyl)amino]-2-methylpropanoic acid (CAS 1293197-77-9)
- (2S,4R)-4-(pyridin-4-ylmethyl)pyrrolidine-2-carboxylic acid dihydrochloride (CAS 1049754-26-8)
- 4-(((1-(2-Fluoroethyl)-4-methyl-1H-pyrazol-5-yl)amino)methyl)benzene-1,3-diol hydrochloride (CAS 1856091-98-9)
- 1,1-Dimethyl 2-(1-Ethoxy-1-oxomethyl)propane-1,1-dicarboxylate (CAS 2006277-91-2)
- 3-Bromo-5,6,7,8-tetrahydroquinolin-2(1H)-one (CAS 54968-03-5)
- 2-Amino-5-iodopyridine 2-PYRIDINAMINE, 5-IODO- 20511-12-0 5-IODO-2-PYRIDINAMINE 5-IODO-PYRIDIN-2-YLAMINE 5-IODOPYRIDIN-2-AMINE 6-AMINO-3-IODOPYRIDINE ABBYPHARMA AP-11-5173 AKOS BB-8250 AS02984 ASISCHEM U79390 ATTERCOP-CHM AT130023 BUTTPARK 153\33-57 TIMTEC-BB SBB028436 (CAS 20511-12-0)
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