2-[4-(Dimethylamino)styryl]-3-methyl-3-benzothiazolium CAS 16197-32-3
| CAS No. | 16197-32-3 |
| Molecular Formula | C18H19N2S |
| Molecular Weight | 295.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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 supplies 2-[4-(Dimethylamino)styryl]-3-methyl-3-benzothiazolium (CAS 16197-32-3), a certified reference material (molecular formula C18H19N2S, MW 295.42 g/mol) for analytical method development and quality control.
Structurally, 2-[4-(Dimethylamino)styryl]-3-methyl-3-benzothiazolium (C18H19N2S) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality. The molecule exhibits a degree of unsaturation (DBE) of 10.5, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 295.42 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 2-[4-(Dimethylamino)styryl]-3-methyl-3-benzothiazolium 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 | C18H19N2S |
| Molecular Weight | 295.42 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) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 2-(1,4-Dithiaspiro[4.5]decan-6-yl)isonicotinic acid (CAS 1706461-46-2)
- (4-Phenylthiophen-2-yl)methanol (CAS 79757-76-9)
- 3,4-Methylenedioxybenzylidene aniline (CAS 27738-39-2)
- 2-Amino-2-(3-hydroxyphenyl)acetic acid hydrochloride (CAS 81017-73-4)
- 3-Ethyl-1-vinyl-1H-imidazol-3-ium iodide (CAS 81517-60-4)
- Pyrazolo[1,5-a]pyrimidine-7-carboxylic acid (CAS 1367949-47-0)
- (3-Methylimidazo[1,5-a]pyridin-1-yl)methanamine (CAS 1018517-63-9)
- 5-[[5-Bromo-2-[(2-bromophenyl)methoxy]phenyl]methylene]-2-thioxo-4-thiazolidinone (CAS 893449-38-2)
- Tert-butyl (1R,5S)-6-(aminomethyl)-3-azabicyclo[3.1.1]Heptane-3-carboxylate (CAS 1341038-22-9)
- N4,N4'-Bis(4-bromophenyl)-N4,N4'-di-p-tolyl-[1,1'-biphenyl]-4,4'-diamine (CAS 195730-47-3)
- [5-31]-Semaglutide (CAS CATO-C4X-2226263)
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