| CAS No. | 1219844-91-3 |
| Molecular Formula | C20H22N2O2S |
| Molecular Weight | 354.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
1-(2-Methoxyethyl)-3-(naphthalen-1-ylmethyl)-1-(thiophen-3-ylmethyl)urea (CAS 1219844-91-3), molecular formula C20H22N2O2S and molecular weight 354.47 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, 1-(2-Methoxyethyl)-3-(naphthalen-1-ylmethyl)-1-(thiophen-3-ylmethyl)urea is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 354.47 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
CATO manufactures 1-(2-Methoxyethyl)-3-(naphthalen-1-ylmethyl)-1-(thiophen-3-ylmethyl)urea 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.
| Molecular Formula | C20H22N2O2S |
| Molecular Weight | 354.47 g/mol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |