2-Ethyl-3-methylquinoxaline-5,8-diol CAS 500562-90-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 500562-90-3 |
| Molecular Formula | C11H12N2O2 |
| Molecular Weight | 204.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Ethyl-3-methylquinoxaline-5,8-diol (CAS 500562-90-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H12N2O2. Molecular weight: 204.23 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H12N2O2 |
| Molecular Weight | 204.23 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- 3-Acetyl-2-methylquinoxaline 1-oxide (CAS 61522-56-3)
- 3-Methylquinoxaline-2-carbohydrazide (CAS 61857-84-9)
- 2-Acetyl-3-methylquinoxaline 1-oxide (CAS 61522-57-4)
- 6-Methylquinoxaline-2,3-dithiol (CAS 25625-62-1)
- 3-methylquinoxaline-6-carboxylic acid (CAS 155439-33-1)
- 2-methylquinoxaline-6-carboxylic acid (CAS 155439-35-3)
- Ethyl 3-methylquinoxaline-2-carboxylate (CAS 3885-38-9)
- 7-Methylquinoxaline-6-carboxylic acid (CAS 10351-82-3)
Recommended Standards
- 2-Ethyl-1H-benzimidazole-1-acetic Acid (CAS 54980-96-0)
- 2-Ethyl-3-nitro-1,2-dihydroquinoline (CAS 676998-10-0)
- 2-Dimethoxymethyl-[1,8]naphthyridine (CAS 204452-90-4)
- 2-Amino-1-(4-iodophenyl)-4,5-dimethyl-1H-pyrrole-3-carbonitrile (CAS 1094407-14-3)
- 3-(4-Methoxybenzyl)-1-methylpiperidin-4-amine hydrochloride (CAS 1956379-35-3)
- 1-(4-(4-Aminophenoxy)phenyl)ethan-1-one (CAS 1215-98-1)
- 1-Methyl-3-propyl-1H-pyrazol-5-ol (CAS 29939-23-9)
- 1-(2,2-Dimethylpropyl)-1h-pyrazol-4-amine (CAS 1240567-28-5)
- Octreotide trifluoroacetate salt (Dimer, Antiparallel) (CAS 1926163-78-1)
- Semaglutide impurity 51 (CAS CATO-C4X-222651)
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 13829788188 / jacky.chen@cato-chem.com