5-(3-Bromothiophen-2-yl)-3-methyl-5-oxopentanoic acid CAS 951894-04-5
| CAS No. | 951894-04-5 |
| Molecular Formula | C10H11BrO3S |
| Molecular Weight | 291.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 291.16 g/mol gives 5-(3-Bromothiophen-2-yl)-3-methyl-5-oxopentanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 5-(3-Bromothiophen-2-yl)-3-methyl-5-oxopentanoic acid (CAS 951894-04-5), a certified reference material (molecular formula C10H11BrO3S, MW 291.16 g/mol) for analytical method development and quality control.
Owing to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system, 5-(3-Bromothiophen-2-yl)-3-methyl-5-oxopentanoic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 291.16 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-(3-Bromothiophen-2-yl)-3-methyl-5-oxopentanoic acid 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 | C10H11BrO3S |
| Molecular Weight | 291.16 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromothiophen Standards
- 1-(5-Bromothiophen-2-yl)-5-methoxypentane-1,3-dione (CAS 1183540-72-8)
- Methyl 5-(5-bromothiophen-2-yl)-5-oxopentanoate (CAS 1267861-35-7)
- Ethyl 4-(3-bromothiophen-2-yl)-4-oxobutanoate (CAS 951889-19-3)
- 2-(5-Bromothiophen-2-yl)quinoxaline (CAS 175135-75-8)
- 2-(((4-Bromothiophen-2-yl)methyl)amino)-N-propylacetamide (CAS 1155049-54-9)
- 2-(((4-Bromothiophen-2-yl)methyl)(methyl)amino)-N,N-dimethylacetamide (CAS 1247524-58-8)
- n1-((5-Bromothiophen-2-yl)methyl)-n2,n2-diethylethane-1,2-diamine (CAS 1019539-50-4)
- n1-((3-Bromothiophen-2-yl)methyl)-n2,n2-diethylethane-1,2-diamine (CAS 1249779-03-0)
Recommended Standards
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- 4-Amino-5-(2,6-dichlorophenoxymethyl)-4h-1,2,4-triazole-3-thiol (CAS 871478-79-4)
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- 2,7-Diazaspiro[4.5]decane (CAS 40865-50-7)
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