(E)-5-(2-(dimethylamino)vinyl)-3-(methylthio)isothiazole-4-carbonitrile CAS 338402-77-0
| CAS No. | 338402-77-0 |
| Molecular Formula | C9H11N3S2 |
| Molecular Weight | 225.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-5-(2-(dimethylamino)vinyl)-3-(methylthio)isothiazole-4-carbonitrile (CAS 338402-77-0), molecular formula C9H11N3S2 and molecular weight 225.33 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, (E)-5-(2-(dimethylamino)vinyl)-3-(methylthio)isothiazole-4-carbonitrile is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 225.33 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).
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 (E)-5-(2-(dimethylamino)vinyl)-3-(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.
Physical & Chemical Properties
| Molecular Formula | C9H11N3S2 |
| Molecular Weight | 225.33 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
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Recommended Standards
- (4-Isopropylphenyl)(phenyl)methanamine (CAS 740028-54-0)
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- 1-(1-Naphthyl)cyclopentanemethanamine (CAS 59725-72-3)
- 2-Amino-4-(benzyloxy)-5-methoxybenzaldehyde (CAS 82583-95-7)
- AM 251 (CAS 183232-66-8)
- 4-Cyclopropylpyrimidine-5-carboxylic acid (CAS 954232-79-2)
- N-butyl-1-phenylcyclopentane-1-carboxamide (CAS 354992-72-6)
- ethyl 3-amino-3-(3,5-dichlorophenyl)propanoate hydrochloride (CAS 215738-51-5)
- Methyl 2-oxo-2,3-dihydrobenzo[d]thiazole-6-carboxylate (CAS 118620-99-8)
- Tert-butyl 2-hydroxy-1-methyl-6-azaspiro[3.4]Octane-6-carboxylate (CAS 2168182-03-2)
- (2,4,6-Trifluoro-3-propoxyphenyl)boronic acid (CAS 871125-70-1)
- (4-Fluoro-3-methyl-5-(trifluoromethyl)phenyl)methanol (CAS 1373921-08-4)
- Semaglutide impurity 61 (CAS CATO-C4X-222661)
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