5-Bromo-4-cyclopropylthiophene-2-carbaldehyde CAS 2301169-82-2
| CAS No. | 2301169-82-2 |
| Molecular Formula | C8H7BrOS |
| Molecular Weight | 231.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 5-Bromo-4-cyclopropylthiophene-2-carbaldehyde (CAS 2301169-82-2), a certified reference material (molecular formula C8H7BrOS, MW 231.11 g/mol) for analytical method development and quality control.
Structurally, 5-Bromo-4-cyclopropylthiophene-2-carbaldehyde (C8H7BrOS) contains sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 231.11 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 5-Bromo-4-cyclopropylthiophene-2-carbaldehyde meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C8H7BrOS |
| Molecular Weight | 231.11 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromo Standards
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Recommended Standards
- 5-Bromo-2-(methylthio)benzaldehyde (CAS 847978-59-0)
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- 6-Bromo-2,3-dihydrobenzo[b]thiophen-3-ol (CAS 737802-11-8)
- methyl 3-amino-2-(4-bromophenoxy)propanoate hydrochloride (CAS 1803604-50-3)
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- 5-Ethyl-4-(1-tosylethyl)-1-(4-(trifluoromethoxy)phenyl)-1,3-dihydro-2H-imidazol-2-one (CAS 439096-02-3)
- Ethyl 2-oxo-1,2-dihydro-1,6-naphthyridine-3-carboxylate (CAS 52816-56-5)
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- 3-Nitropyrazin-2-amine (CAS 754196-97-9)
- 2-Chloro-N-phenylnicotinamide (CAS 56149-29-2)
- 1-(3-((6-Chloro-2-(methylthio)pyrimidin-4-yl)amino)phenyl)ethan-1-one (CAS 1426935-68-3)
- (2S)-2-amino-4-(hydroxymethylphosphinyl)butanoyl-L-alanyl-L-alanine (2S)-2-amino-4-[hydroxy(methyl)phosphinoyl]butyryl-L-alanyl-L-alanine 2-Amino-4-(methylphosphino)butyrylalanylalanine 35597-43-4 Antibiotic SF 1293 Bialaphos CHEBI:3088 L-phosphinothricyl-L-alanyl-L-alanine N-{(2S)-2-amino-4-[hydroxy(methyl)phosphoryl]butanoyl}-L-alanyl-L-alanine PTT Phosphinothricylalanylalanine bilanafos gamma-(Hydroxymethylphosphinyl)-L-alpha-aminobutyryl-L-alanyl-L-alanine phosphinothricin tripeptide (CAS 35597-43-4)
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