5-Bromo-3-methylthiophene-2-carbonitrile CAS 38239-48-4
| CAS No. | 38239-48-4 |
| Molecular Formula | C6H4BrNS |
| Molecular Weight | 202.07 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 5-Bromo-3-methylthiophene-2-carbonitrile (CAS 38239-48-4), a certified reference material (molecular formula C6H4BrNS, MW 202.07 g/mol) for analytical method development and quality control.
Based on its molecular formula C6H4BrNS, 5-Bromo-3-methylthiophene-2-carbonitrile contains a nitrile group, sulfur-containing functionality, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 202.07 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 5-Bromo-3-methylthiophene-2-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 | C6H4BrNS |
| Molecular Weight | 202.07 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1967 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Bromo Standards
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Recommended Standards
- 3-Bromopropane-1-sulfonamide (CAS 88496-95-1)
- N-(2-Bromoethyl)methanesulfonamide (CAS 63132-74-1)
- 2-(2,4-Dichlorophenyl)cyclopropan-1-amine (CAS 1001317-70-9)
- 3-(Bromomethyl)thiophene-2-carbonitrile (CAS 99708-88-0)
- 1-Methyl-3,5-diphenylpyridazine-4(1H)-thione (CAS 59617-88-8)
- 6-Hydroxypyridine-3-sulfonic acid (CAS 6684-46-4)
- 1-Methyl-5-nitro-1H-pyrazole-4-carbonyl chloride (CAS 121568-18-1)
- Ethyl 8-amino-4-oxo-4h-chromene-2-carboxylate (CAS 103195-35-3)
- Ethyl 3,3,3-Trifluoropropanoate (CAS 352-23-8)
- 1-[(4-chlorophenyl)methyl]piperidin-4-amine (CAS 78471-44-0)
- 3-Amino-6-bromo-2-methyl-3,4-dihydroquinazolin-4-one (CAS 71822-97-4)
- (3-bromo-5-chlorophenyl)boronic acid (CAS 1186403-17-7)
- (R)-1-(2,4-dimethylphenyl)but-3-en-1-amine (CAS 1269937-98-5)
- Acetyl decapeptide-3 (CAS 935288-50-9)
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