1-(5-Bromothiophen-2-yl)-5-methoxypentane-1,3-dione CAS 1183540-72-8
| CAS No. | 1183540-72-8 |
| Molecular Formula | C10H11BrO3S |
| Molecular Weight | 291.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1-(5-Bromothiophen-2-yl)-5-methoxypentane-1,3-dione is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
1-(5-Bromothiophen-2-yl)-5-methoxypentane-1,3-dione (CAS 1183540-72-8) is a high-purity analytical reference standard with the molecular formula C10H11BrO3S and a molecular weight of 291.16 g/mol.
The molecular framework of 1-(5-Bromothiophen-2-yl)-5-methoxypentane-1,3-dione (C10H11BrO3S) is characterized by a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 1-(5-Bromothiophen-2-yl)-5-methoxypentane-1,3-dione 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.) | 1989 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromothiophen Standards
- Methyl 5-(5-bromothiophen-2-yl)-5-oxopentanoate (CAS 1267861-35-7)
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- 2-(5-Bromothiophen-2-yl)quinoxaline (CAS 175135-75-8)
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Recommended Standards
- 2-Amino-5-bromo-n-cyclopropylbenzene-1-sulfonamide (CAS 1182897-22-8)
- 5-Bromo-N-methyl-N-(2-(methylamino)-2-oxoethyl)thiophene-2-carboxamide (CAS 1197810-29-9)
- 5-Bromo-N-methyl-N-(2-(methylamino)-2-oxoethyl)thiophene-3-carboxamide (CAS 1153025-98-9)
- 3-Bromo-N-(2-(ethylamino)-2-oxoethyl)thiophene-2-carboxamide (CAS 1211373-97-5)
- 3-Chloro-N-(3,5-dimethylphenyl)benzamide (CAS 303992-00-9)
- 1-Phenyl-2-(quinoxalin-2-yl)ethan-1-one (CAS 16310-38-6)
- (1-Cyclopropylethyl)[(4-fluorophenyl)methyl]amine (CAS 1019481-51-6)
- 4-Azaspiro[2.3]hexane (CAS 125441-13-6)
- 1-(6-Aminopyrimidin-4-yl)-2-bromoethanone (CAS 117053-51-7)
- (4-Bromonaphthalen-2-yl)boronic acid (CAS 1519009-93-8)
- Ethyl 2-(2-chloroacetamido)-5-methylthiophene-3-carboxylate (CAS 669747-36-8)
- 4-(4-Chlorobenzamido)-3-oxoisoxazolidine-5-carboxamide (CAS 672942-96-0)
- methyl 1-methyl-1H-pyrazolo[4,3-c]pyridine-4-carboxylate (CAS 2105232-52-6)
- Semaglutide Impurity 188 (CAS CATO-C4X-2226188)
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