3,5-Bis(methylthio)isothiazole-4-carbonitrile CAS 4886-13-9
| CAS No. | 4886-13-9 |
| Molecular Formula | C6H6N2S3 |
| Molecular Weight | 202.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3,5-Bis(methylthio)isothiazole-4-carbonitrile 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.
CATO supplies 3,5-Bis(methylthio)isothiazole-4-carbonitrile (CAS 4886-13-9), a certified reference material (molecular formula C6H6N2S3, MW 202.32 g/mol) for analytical method development and quality control.
Based on its molecular formula C6H6N2S3, 3,5-Bis(methylthio)isothiazole-4-carbonitrile contains a nitrile group, sulfur-containing functionality, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 202.32 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
Physical & Chemical Properties
| Molecular Formula | C6H6N2S3 |
| Molecular Weight | 202.32 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 3 |
Related Bis Standards
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- 2-(Methylthio)-4-phenylpyrimidine (CAS 56734-10-2)
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- 5,7-dimethyl-2-(methylsulfanyl)-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 51646-19-6)
- 5-(1-Aminoethyl)-1H-1,2,4-triazole-3-acetic Acid (CAS 951625-86-8)
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- 5-((5-(2-Hydroxy-6-methoxyphenyl)-1H-pyrazol-3-yl)amino)pyrazine-2-carbonitrile dihydrochloride (CAS 1234015-70-3)
- Benzyl (tert-butoxycarbonyl)-D-serinate (CAS 141527-78-8)
- N-cyclooctylfuran-2-carboxamide (CAS 326914-97-0)
- 1-Pyrrolidinebutyric Acid HCl (CAS 49637-21-0)
- 4-(4-{[(Tert-butoxy)carbonyl]amino}phenyl)-2,4-dioxobutanoic acid (CAS 904814-16-0)
- Methyl 5-bromo-2-cyclohexaneamidobenzoate (CAS 1820683-37-1)
- 3-Bromo-5,7-dihydrofuro[3,4-b]pyridine (CAS 1256809-13-8)
- His-Cyclic-Semaglutide (CAS CATO-C4X-2226182)
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