164990-17-4 [3-(Dibromomethylidene)-5-(trimethylsilyl)penta-1,4-diyn-1-yl]tri(propan-2-yl)silane DTXSID40565729 CAS 164990-17-4
| CAS No. | 164990-17-4 |
| Molecular Formula | C18H30Br2Si2 |
| Molecular Weight | 462.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 164990-17-4 [3-(Dibromomethylidene)-5-(trimethylsilyl)penta-1,4-diyn-1-yl]tri(propan-2-yl)silane DTXSID40565729.
164990-17-4 [3-(Dibromomethylidene)-5-(trimethylsilyl)penta-1,4-diyn-1-yl]tri(propan-2-yl)silane DTXSID40565729 (CAS 164990-17-4), molecular formula C18H30Br2Si2 and molecular weight 462.41 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H30Br2Si2, 164990-17-4 [3-(Dibromomethylidene)-5-(trimethylsilyl)penta-1,4-diyn-1-yl]tri(propan-2-yl)silane DTXSID40565729 contains bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 462.41 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 164990-17-4 [3-(Dibromomethylidene)-5-(trimethylsilyl)penta-1,4-diyn-1-yl]tri(propan-2-yl)silane DTXSID40565729 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 | C18H30Br2Si2 |
| Molecular Weight | 462.41 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2004 |
| Halogen Content | Br-containing |
Recommended Standards
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Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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