Chemical Properties of Silane, methylenebis[trimethyl- (CAS 2117-28-4)

InChI

InChI=1S/C7H20Si2/c1-8(2,3)7-9(4,5)6/h7H2,1-6H3

InChI Key

GYIODRUWWNNGPI-UHFFFAOYSA-N

Formula

C7H20Si2

SMILES

C[Si](C)(C)C[Si](C)(C)C

Molecular Weight¹

160.40

CAS

2117-28-4

Other Names

• 2,4-Disilapentane, 2,2,4,4-tetramethyl-
• Bis(trimethylsilyl)methane
• Methylenebis[trimethylsilane]
• Silane, methylenebis*trimethyl-

• C_p,liquid : Liquid phase heat capacity (J/mol×K).
• Δ_fusH : Enthalpy of fusion at a given temperature (kJ/mol).
• Δ_vapH : Enthalpy of vaporization at a given temperature (kJ/mol).
• IE : Ionization energy (eV).
• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/wat : Octanol/Water partition coefficient.
• P_c : Critical Pressure (kPa).
• ρ_c : Critical density (kg/m³).
• I_np : Non-polar retention indices.
• Δ_fusS : Entropy of fusion at a given temperature (J/mol×K).
• S°_liquid : Liquid phase molar entropy at standard conditions (J/mol×K).
• Δ_vapS : Entropy of vaporization at a given temperature (J/mol×K).
• T_c : Critical Temperature (K).
• T_triple : Triple Point Temperature (K).
• V_c : Critical Volume (m³/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
IE	9.50	eV	NIST
log10WS	2.22		Crippen Calculated Property
logPoct/wat	3.202		Crippen Calculated Property
Pc	1990.00 ± 20.00	kPa	NIST
ρc	248.63 ± 2.49	kg/m3	NIST
Inp	[788.00; 793.00]
Inp	793.00		NIST
Inp	788.00		NIST
Inp	788.00		NIST
S°liquid	[515.89; 515.90]	J/mol×K
S°liquid	515.90	J/mol×K	NIST
S°liquid	515.89	J/mol×K	NIST
Tc	573.90 ± 0.30	K	NIST
Ttriple	140.70 ± 0.02	K	NIST
Vc	0.644 ± 0.006	m3/kmol	NIST

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,liquid	[357.50; 357.52]	J/mol×K	[298.15; 298.15]
Cp,liquid	357.50	J/mol×K	298.15	NIST
Cp,liquid	357.52	J/mol×K	298.15	NIST
ΔfusH	[11.11; 11.11]	kJ/mol	[140.70; 140.70]
ΔfusH	11.11	kJ/mol	140.70	NIST
ΔfusH	11.11	kJ/mol	140.70	NIST
ΔfusH	11.11	kJ/mol	140.70	NIST
ΔvapH	[40.25; 40.30]	kJ/mol	[365.00; 460.58]
ΔvapH	40.30 ± 0.30	kJ/mol	365.00	NIST
ΔvapH	40.25	kJ/mol	460.58	NIST
ΔfusS	[78.99; 78.99]	J/mol×K	[140.70; 140.70]
ΔfusS	78.99	J/mol×K	140.70	NIST
ΔfusS	78.99	J/mol×K	140.70	NIST
ΔvapS	98.99	J/mol×K	460.58	NIST

Similar Compounds

Find more compounds similar to Silane, methylenebis[trimethyl-.

Sources

• Crippen Method
• Crippen Method
• NIST Webbook

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