N-(4-(2-Methoxyphenoxy)but-2-yn-1-yl)-3-(phenylthio)propanamide CAS 1421500-65-3
| CAS No. | 1421500-65-3 |
| Molecular Formula | C20H21NO3S |
| Molecular Weight | 355.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(4-(2-Methoxyphenoxy)but-2-yn-1-yl)-3-(phenylthio)propanamide (CAS 1421500-65-3) is a high-purity analytical reference standard with the molecular formula C20H21NO3S and a molecular weight of 355.45 g/mol.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, N-(4-(2-Methoxyphenoxy)but-2-yn-1-yl)-3-(phenylthio)propanamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 355.45 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 N-(4-(2-Methoxyphenoxy)but-2-yn-1-yl)-3-(phenylthio)propanamide 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 | C20H21NO3S |
| Molecular Weight | 355.45 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related N Standards
- 2-(2-Methoxyphenoxy)-N-((4-phenyltetrahydro-2H-pyran-4-yl)methyl)acetamide (CAS 1091123-85-1)
- Methyl 5-(4-(4-Methoxyphenoxy)phenyl)-3-aminothiophene-2-carboxylate (CAS 1159981-27-7)
- 2-((3-(4-Methoxyphenoxy)-2-methyl-4-oxo-4h-chromen-7-yl)oxy)acetic acid (CAS 929339-37-7)
- 1-(1-(4-(2-Methoxyphenoxy)butyl)-1H-benzo[d]imidazol-2-yl)propan-1-ol (CAS 887348-95-0)
- 6-(4-(2-(2-Methoxyphenoxy)ethyl)piperazin-1-yl)-9H-purine (CAS 24926-58-7)
- ((4-(2-Methoxyphenoxy)phenyl)sulfonyl)alanine (CAS 1008052-20-7)
- 3-((4-(2-Methoxyphenoxy)phenyl)sulfonamido)propanoic acid (CAS 606944-94-9)
- 2-(3-Methoxyphenoxy)-N-(2-(pyrrolidin-1-yl)-2-(thiophen-3-yl)ethyl)acetamide (CAS 954691-42-0)
Recommended Standards
- (E)-N-((1-Isonicotinoylpiperidin-4-yl)methyl)-3-(thiophen-3-yl)acrylamide (CAS 1396890-10-0)
- (E)-Ethyl 2-cinnamamido-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate (CAS 1448530-61-7)
- Benzofuran-2-yl(4-(((furan-2-ylmethyl)thio)methyl)piperidin-1-yl)methanone (CAS 1396864-34-8)
- 3-Ethylpyridine 1-oxide (CAS 14906-62-8)
- Naphtho[1,8-de:4,5-d'e']bis([1,3]dioxine) (CAS 88051-28-9)
- Methyl 6-bromo-3-iodo-1H-indole-4-carboxylate (CAS 1227269-20-6)
- 3-(4-Butylcyclohexyl)-1h-pyrazol-5-amine hydrochloride (CAS 1486498-73-0)
- 6-Bromo-5-methyl-3-pyridineboronic Acid (CAS 1003043-34-2)
- Methyl 4-Amino-5-cyanothiophene-2-carboxylate (CAS 648412-51-5)
- 1,5-Dimethyl-1H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione (CAS 7254-33-3)
- 1-(Tert-butyl) 2-methyl 4,4-difluoropiperidine-1,2-dicarboxylate (CAS 1255666-28-4)
- 2-(5-Chlorothiophen-2-yl)-6,8-dimethylquinoline-4-carboxylic acid (CAS 438229-70-0)
- 66687-07-8 4-[4-[[4-(4-aminooxysulfonylanilino)phenyl]-[4-(4-aminooxysulfonylphenyl)iminocyclohexa-2,5-dien-1-ylidene]methyl]anilino]benzenesulfonic acid DTXSID50422995 (CAS 66687-07-8)
- Semaglutide impurity 274 (CAS CATO-C4X-2226274)
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 18665070610 / Nicole.chen@cato-chem.com