Tetrakis(trimethylsilyl)silane - ≥98%(GC) , CAS No.4098-98-0

CAS: 4098-98-0 Cat. No.: T161728 Molecular Weight: 320.85 Beilstein Registry Number: 1860790 EC Number: 627-730-8 PubChem CID: 138115

GRADE & PURITY ≥98%(GC)

Synonyms

MFCD00054859 | Trisilane, 1,1,1,3,3,3-hexamethyl-2,2-bis(trimethylsilyl)- | BOJSDHZZKKYWAS-UHFFFAOYSA-N | Tetrakis(trimethylsilyl)silane | C12H36Si5 | Si(Si(CH3)3)4 | 1,1,1,3,3,3-Hexamethyl-2,2-bis(trimethylsilyl)trisilane # | DTXSID10193977 | Tetra(trime

Storage

Store at -20°C,Argon charged

Shipped In

Ice chest + Ice pads

Overview

Application

It is used as a starting material for the synthesis of tris(trimethylsilyl)silyl lithium with methyl lithium and in the preparation of lithium bis[(TMS)3silyl]cuprate.

Specifications

Synonyms

MFCD00054859 | Trisilane, 1, 1, 1, 3, 3, 3-hexamethyl-2, 2-bis(trimethylsilyl)- | BOJSDHZZKKYWAS-UHFFFAOYSA-N | Tetrakis(trimethylsilyl)silane | C12H36Si5 | Si(Si(CH3)3)4 | 1, 1, 1, 3, 3, 3-Hexamethyl-2, 2-bis(trimethylsilyl)trisilane # | DTXSID10193977 | Tetra(trime

Specifications & Purity

≥98%(GC)

Storage

Store at -20°C, Argon charged

Shipped In

Ice chest + Ice pads

This product requires cold chain shipping. Ground and other economy services are not available.

Purity

≥98%(GC)

Names and Identifiers

• Canonical Smiles: C[Si](C)(C)[Si]([Si](C)(C)C)([Si](C)(C)C)[Si](C)(C)C
• IUPAC Name: tetrakis(trimethylsilyl)silane
• InChIKey: BOJSDHZZKKYWAS-UHFFFAOYSA-N
• INCHI: 1S/C12H36Si5/c1-13(2,3)17(14(4,5)6,15(7,8)9)16(10,11)12/h1-12H3
• Isomeric SMILES: C[Si](C)(C)[Si]([Si](C)(C)C)([Si](C)(C)C)[Si](C)(C)C
• WGK Germany: 3
• PubChem CID: 138115
• Molecular Weight: 320.85
• Beilstein: 1860790
• Reaxy-Rn: 1860786

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Organometallic compounds
    • Class Organometalloid compounds
      • Subclass Organosilicon compounds
        • Level5 Organoheterosilanes
          • Level6 Trialkylheterosilanes

• Kingdom: Organic compounds
• Superclass: Organometallic compounds
• Class: Organometalloid compounds
• Subclass: Organosilicon compounds
• Intermediate Tree Nodes: Organoheterosilanes
• Direct Parent: Trialkylheterosilanes
• Alternative Parents: Organic metalloid salts Hydrocarbon derivatives
• Molecular Framework: Aliphatic acyclic compounds
• Substituents: Trialkylheterosilane - Organic metalloid salt - Hydrocarbon derivative - Organic salt - Aliphatic acyclic compound
• Description: This compound belongs to the class of organic compounds known as trialkylheterosilanes. These are organoheterosilanes, bearing a silicon atom linked to three alkyl groups and one heteroatom.
• External Descriptors: Not available

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Chemical and Physical Properties

• Sensitivity: Moisture sensitive
• Molecular Weight: 320.840 g/mol
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 4
• Exact Mass: 320.166 Da
• Monoisotopic Mass: 320.166 Da
• Topological Polar Surface Area: 0.000 Ų
• Heavy Atom Count: 17
• Formal Charge: 0
• Complexity: 208.000
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 0
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 1

XLogP3

References

1. Kexuan Jing, Weizong Wang, Shijie Wang, He Ma, Ran Song, Kang Liang, Shujun Cai, Yurong Ren, Jianbin Li, Zhengping Ding.  (2025)  High Solid and Conductivity Solid Electrolyte Interface Regulated by Novel SilaBLne Additive for High-Performance Si/C Anode at -20 °C.  ELECTROCHIMICA ACTA,      [PMID:] [10.1016/j.electacta.2025.146696]