2-Bromo-5-isobutylthiophene CAS 1522107-19-2
| CAS No. | 1522107-19-2 |
| Molecular Formula | C8H11BrS |
| Molecular Weight | 219.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2-Bromo-5-isobutylthiophene 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.
2-Bromo-5-isobutylthiophene (CAS 1522107-19-2), molecular formula C8H11BrS and molecular weight 219.14 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H11BrS, 2-Bromo-5-isobutylthiophene contains sulfur-containing functionality, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 219.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 | C8H11BrS |
| Molecular Weight | 219.14 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromo Standards
- 2-Bromo-5-butylThiophene (CAS 128619-83-0)
- 2-Bromo-3-butylthiophene (CAS 145543-82-4)
- 2-(3-Bromo-2-methylpropyl)thiophene (CAS 169903-92-8)
- 2-Bromo-5-tert-butylthiophene (CAS 93425-02-6)
- 4-Bromo-1-(trimethylsilyl)-1H-pyrazole (CAS 189332-04-5)
- 1-Bromo-4-(trimethylsilyl)but-3-yn-2-one (CAS 433257-41-1)
- 3-Bromo-4-(trimethylsilyl)-1H-pyrazole (CAS 78907-82-1)
- 3-bromo-6-methyl-1H-pyrrolo[2,3-b]pyridine (CAS 1000340-28-2)
Recommended Standards
- 2-Fluoro-4-(2,2,2-trifluoroethoxy)benzonitrile (CAS 1499400-23-5)
- 2-(1-Bromopropan-2-yl)-5-methylthiophene (CAS 1538053-88-1)
- 2-Fluoro-5-methoxy-3-(trifluoromethyl)benzonitrile (CAS 1373920-99-0)
- 2-(Difluoromethyl)-4,6-dihydroxypyridine-3-acetic acid (CAS 1804690-55-8)
- 1-(2-Cyclopropylethyl)-3,5-dimethyl-1h-pyrazol-4-amine (CAS 1487068-76-7)
- N-isopropyl-4-phenoxy-N-phenylbenzamide (CAS 866042-54-8)
- 1-(Trimethylsilyl)-3,4-dichlorobenzene (CAS 149021-03-4)
- cis-tert-Butyl 2,5-dimethyl-4-oxopiperidine-1-carboxylate (CAS 331846-42-5)
- 5-Amino-N-methyl-1,3,4-thiadiazole-2-carboxamide, 97% (CAS 1177423-60-7)
- 2-(4-(Dimethoxymethyl)phenyl)pyridine (CAS 1033125-49-3)
- (3r,4s)-1-(Tert-butoxycarbonyl)-4-(3,4-dimethoxyphenyl)pyrrolidine-3-carboxylic acid (CAS 1330750-33-8)
- 5-Chloro-4-methoxy-thiophene-3-carbonyl chloride (CAS 175137-49-2)
- 4-(Methylnitrosamino-d3)-4-(3-pyridyl)butyric Acid (CAS 1330277-38-7)
- Tirzepatide Impurity 51 (CAS CATO-C4X-324051)
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