Trimethylsilyl (E)-4-bromobut-2-enoate CAS 88239-39-8
| CAS No. | 88239-39-8 |
| Molecular Formula | C7H13BrO2Si |
| Molecular Weight | 237.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Trimethylsilyl (E)-4-bromobut-2-enoate (CAS 88239-39-8), a certified reference material (molecular formula C7H13BrO2Si, MW 237.17 g/mol) for analytical method development and quality control.
Structurally, Trimethylsilyl (E)-4-bromobut-2-enoate (C7H13BrO2Si) contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 237.17 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.
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.
As a certified reference material (CRM), Trimethylsilyl (E)-4-bromobut-2-enoate 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 | C7H13BrO2Si |
| Molecular Weight | 237.17 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 | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Br-containing |
Related Trimethylsilyl Standards
- 3-Methyl-6-((trimethylsilyl)ethynyl)-3H-imidazo[4,5-b]pyridine (CAS 1138444-16-2)
- 4-(Bis(trimethylsilyl)methyl)pyridine (CAS 138761-45-2)
- Trimethylsilyl-L-(+)-rhamnose (CAS 108392-01-4)
- Methyl 4-((trimethylsilyl)carbonyl)benzoate (CAS 75748-12-8)
- (Trimethylsilyl)methyl Trifluoromethanesulfonate [Trimethylsilylmethylating Reagent] (CAS 64035-64-9)
- Trimethylsilyl pentafluoropropionate (CAS 24930-02-7)
- 2,6-Bis(trimethylsilyl)phenol (CAS 18036-71-0)
- Trimethylsilyl 2-((methoxycarbonothioyl)(methyl)amino)acetate (CAS 34653-82-2)
Recommended Standards
- Methyl 6-nitro-2-oxo-2,3-dihydro-1H-benzo[d]imidazole-5-carboxylate (CAS 205259-23-0)
- (2E)-4-(3-Hydroxy-2-nitrophenyl)-4-oxo-2-butenoic Acid 224044-66-0 (CAS 224044-66-0)
- Methyl 2,4,7-trioxo-1,2,3,4,7,8-hexahydropyrido[2,3-d]pyrimidine-5-carboxylate (CAS 57821-16-6)
- 917562-02-8 7,8-Dichloro-2-methylquinolin-4-amine DTXSID00588914 (CAS 917562-02-8)
- 3-(2-methylpropyl)furan-2-carboxylic acid (CAS 2005279-26-3)
- 1-(5-Fluoro-3-methylpyridin-2-yl)ethan-1-ol (CAS 2833706-85-5)
- 3-Chloro-5-(piperazin-1-ylsulfonyl)pyridine-4-thiol (CAS 1352540-76-1)
- 2-Amino-6-chloroquinolin-4-ol (CAS 64319-84-2)
- Halometasone Impurity N3 (CAS 23961-22-0)
- 2-(P-tolyl)thiazole-5-carbaldehyde (CAS 921061-16-7)
- 4-BRomo-6,7-dimethoxy-1h-indole-2-carboxylic acid (CAS 887360-70-5)
- 2-Bromo-6-methoxynicotinic acid (CAS 1009735-25-4)
- 2'-CMP (CAS 85-94-9)
- Sperm Peptide P10G (H-2424.0001) (CAS 137353-73-2)
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