3,4-Dimethoxy-1,2,5-thiadiazole 1-oxide CAS 78441-23-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 78441-23-3 |
| Molecular Formula | C4H8N2O3S |
| Molecular Weight | 164.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3,4-Dimethoxy-1,2,5-thiadiazole 1-oxide (CAS 78441-23-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H8N2O3S. Molecular weight: 164.18 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H8N2O3S |
| Molecular Weight | 164.18 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 | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dimethoxy Standards
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Recommended Standards
- 3-(difluoromethyl)-1-methyl-pyrazole-4-thiol (CAS 2055255-83-7)
- 3-[(4-fluorophenyl)amino]propanenitrile (CAS 380190-11-4)
- 3-(4-Fluorophenyl)-4,5-dihydro-1H-pyrazole (CAS 344752-82-5)
- 2-(5-Tert-butyl-1,2,4-oxadiazol-3-yl)propan-2-amine hydrochloride (CAS 1221722-19-5)
- (2R,3R,4S,5S,6R)-2-(acetoxymethyl)-6-(2,2,2-trichloro-1-iminoethoxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 158250-57-8)
- 1-(3-(Benzylthio)-2-methylphenyl)piperidin-2-one (CAS 1509935-56-1)
- (3a<I>S</I>,3′a<I>S</I>,8a<I>R,</I>8′a<I>R</I>)-2,2′ -Methylenebis[3a,8a-dihydro-8<I>H</I>-indeno[1,2-<I>d</I>]oxazole] (CAS 175166-49-1)
- 2-(((5-(4-Fluorophenyl)furan-2-yl)methyl)amino)butan-1-ol (CAS 880815-02-1)
- Tamoxifen EP Impurity G (CAS 68047-07-4)
- Semaglutide-d15 (CAS 910463-68-2(non-labelled))
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com