2-Ethoxypyridine-3-sulfonamide CAS 1566767-66-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1566767-66-5 |
| Molecular Formula | C7H10N2O3S |
| Molecular Weight | 202.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Ethoxypyridine-3-sulfonamide (CAS 1566767-66-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H10N2O3S. Molecular weight: 202.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H10N2O3S |
| Molecular Weight | 202.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Ethoxypyridine Standards
- 4-ethoxypyridine-3-sulfonamide (CAS 1229666-21-0)
- 6-ethoxypyridine-3-sulfonamide (CAS 1443981-82-5)
- 1,1'-(4-Ethoxypyridine-2,6-diyl)diethanone (CAS 195967-09-0)
- 6-ethoxypyridine-3-sulfonyl chloride (CAS 1443980-74-2)
- Methyl 2-ethoxypyridine-4-carboxylate (CAS 153928-57-5)
- Methyl 2-ethoxypyridine-3-carboxylate (CAS 74357-21-4)
- 4-Ethoxypyridine-2,6-dicarbaldehyde (CAS 204005-18-5)
- 6-ethoxypyridine-2-carboxylic acid (CAS 42955-22-6)
Recommended Standards
- 3-(4-Amino-1h-1,2,3-triazol-1-yl)tetrahydrothiophene 1,1-dioxide (CAS 1523326-45-5)
- N-(4-fluorobenzyl)pyridin-2-amine (CAS 1692-02-0)
- 2-(6-fluoro-1H-1,3-benzodiazol-1-yl)acetic acid (CAS 1515850-56-2)
- 3,3-Dimethoxypyrrolidine hydrochloride (CAS 1263283-20-0)
- N2,N4-Dibutyl-L-asparagine (CAS 52815-89-1)
- Quinoline N-Oxide (CAS 1613-37-2)
- (E)-Methyl 2-amino-5-(2-(cyanoimino)-1-(6-(2-cyanopropan-2-yl)pyridin-3-yl)-3-methyl-2,3-dihydro-1H-imidazo[4,5-c]quinolin-8-yl)nicotinate (CAS 1356035-43-2)
- (1-Methyl-1H-imidazo[1,2-b]pyrazol-6-yl)methanamine (CAS 933707-00-7)
- Diethyl cyclopent-1-ene-1,2-dicarboxylate (CAS 70202-92-5)
- D-Pro31-Tirzepatide (CAS CATO-CPTD788905)
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