5-(3,4,5-Trimethoxyphenyl)-1,3,4-oxadiazole-2(3H)-thione CAS 23269-92-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 23269-92-3 |
| Molecular Formula | C11H12N2O4S |
| Molecular Weight | 268.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(3,4,5-Trimethoxyphenyl)-1,3,4-oxadiazole-2(3H)-thione (CAS 23269-92-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H12N2O4S. Molecular weight: 268.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H12N2O4S |
| Molecular Weight | 268.29 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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.) | 1963 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Trimethoxyphenyl Standards
- 5-(2,3,4-Trimethoxyphenyl)pentanoic acid (CAS 859785-14-1)
- Ethyl 3-(3,4,5-trimethoxyphenyl)propanoate (CAS 70311-20-5)
- 2-Oxo-2-(2,4,5-trimethoxyphenyl)ethyl acetate (CAS 41318-09-6)
- 4-(2,3,4-Trimethoxyphenyl)-4-oxobutyric acid (CAS 63213-41-2)
- 4-Oxo-4-(2,4,5-trimethoxyphenyl)butanoic acid (CAS 31914-19-9)
- 4-Oxo-4-(3,4,5-trimethoxyphenyl)butanoic acid (CAS 5101-00-8)
- 2-[(3,4,5-trimethoxyphenyl)formamido]acetic acid (CAS 40915-27-3)
- 5-(2,3,4-Trimethoxyphenyl)-1,3,4-thiadiazol-2-amine (CAS 299932-72-2)
Recommended Standards
- 4-Methyl-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid (CAS 5466-86-4)
- 5-(4-Fluorophenyl)-3-(4-methoxyphenyl)-1H-pyrazole (CAS 37613-37-9)
- 4-Methoxy-2-(methoxymethyl)-5-methylthieno[2,3-d]pyrimidine-6-carboxylic acid (CAS 877825-77-9)
- 6-Ethyl-2-thiouracil (CAS 53939-83-6)
- 6,8-Di-tert-butyl-2-oxo-2H-chromene-3-carboxylic acid (CAS 646053-13-6)
- 3-Chloro-5-(p-tolyl)-1,2,4-oxadiazole (CAS 23432-95-3)
- 2-Amino-2-methylpropane-1-thiol hydrochloride (CAS 4146-00-3)
- Tert-butyl (Z)-3-((4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methylene)pyrrolidine-1-carboxylate (CAS 2376591-84-1)
- 3-(2,2,2-Trifluoro-1,1-dihydroxyethyl)pyrrolidin-2-one (CAS 1219000-15-3)
- 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