5-bromothiophene-3-carbaldehyde CAS 18791-79-2
| CAS No. | 18791-79-2 |
| Molecular Formula | C5H7BrOS |
| Molecular Weight | 195.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C5H7BrOS, 5-bromothiophene-3-carbaldehyde contains sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 195.08 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.
CATO supplies 5-bromothiophene-3-carbaldehyde (CAS 18791-79-2), a certified reference material (molecular formula C5H7BrOS, MW 195.08 g/mol) for analytical method development and quality control.
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 5-bromothiophene-3-carbaldehyde 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 | C5H7BrOS |
| Molecular Weight | 195.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related bromothiophene Standards
- 4-Bromothiophene-2-thiol (CAS 88982-27-8)
- 5-bromothiophene-3-carbonitrile (CAS 18792-00-2)
- 2-Bromothiophene-3-carbaldehyde (CAS 1860-99-7)
- 3-Bromothiophene-2-carbonitrile (CAS 18791-98-5)
- 4-Bromothiophene-2-carbonitrile (CAS 18791-99-6)
- 4-Bromothiophene-3-carbonitrile (CAS 18895-10-8)
- 2-Bromothiophene-3-carbonitrile (CAS 56182-43-5)
- 2-Acetyl-4-bromothiophene (CAS 7209-11-2)
Recommended Standards
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- (<I>S</I>)-(+)-4-benzyl-3-propionyl-2-oxazolidinone (CAS 101711-78-8)
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- ((2R,3S)-3-hydroxy-5-methoxytetrahydrofuran-2-yl)methyl 4-chlorobenzoate (CAS 1133973-26-8)
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Why CATO?
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