Tetrakis[(trimethylsilyl)ethynyl]silane CAS 13888-92-1
| CAS No. | 13888-92-1 |
| Molecular Formula | C20H36Si5 |
| Molecular Weight | 416.93 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Tetrakis[(trimethylsilyl)ethynyl]silane is closely related to an organic framework in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Tetrakis[(trimethylsilyl)ethynyl]silane (CAS 13888-92-1), molecular formula C20H36Si5 and molecular weight 416.93 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Tetrakis[(trimethylsilyl)ethynyl]silane (C20H36Si5) contains an organic framework. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 416.93 g/mol, it falls into the moderately-high-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 Tetrakis[(trimethylsilyl)ethynyl]silane 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 | C20H36Si5 |
| Molecular Weight | 416.93 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1960 |
Related Tetrakis Standards
- Tetrakis(4-ethynylphenyl)methane (CAS 177991-01-4)
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- 1,1,2,2-Tetrakis(4-methylphenyl)-1,2-ethanediol (CAS 913-86-0)
- 36809-75-3 Tin(4+) tetrakis(2-methylpropan-2-olate) DTXSID40747907 (CAS 36809-75-3)
- Tetrakis(diethylamino)tin(IV) (CAS 1066-78-0)
- 1,1,2,2-Tetrakis(4-ethynylphenyl)ethene (CAS 4863-90-5)
- 1,4,8,11-Tetrakis(carbamoylmethyl)-1,4,8,11-tetraazacyclotetradecane (CAS 345612-63-7)
- 1,4,7,10-Tetrakis(2-methoxyethyl)-1,4,7,10-tetraazacyclododecane (CAS 102202-74-4)
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- 1-Methyl (3S)-3-methylpentanedioate (CAS 63473-61-0)
- n-(3-Chloro-4-fluorobenzyl)-1-cyclopropylmethanamine (CAS 1247585-62-1)
- 4-Amino-5H-pyrazolo[3,4-d]pyrimidin-6(7H)-one (CAS 5472-41-3)
- 4,4'-Diselanediyldibenzaldehyde (CAS 1235774-35-2)
- 3-Bromo-2-hydroxy-5-nitrobenzoic acid (CAS 57688-24-1)
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- (2R,3S)-3-Aminopentan-2-ol hydrochloride (CAS 951000-34-3)
- (S,Z)-3-(2-Hydroxyethylidene)-4-methylenecyclohexanol (CAS 54661-19-7)
- Semaglutide impurity 30 (CAS CATO-C4X-222630)
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