Chemical Properties of 7-Methylxanthine, bis(trimethylsilyl) derivative

InChI

InChI=1S/C12H22N4O2Si2/c1-14-8-13-10-9(14)11(17)16(20(5,6)7)12(18)15(10)19(2,3)4/h8H,1-7H3

InChI Key

XGBUDYKEDOGSQK-UHFFFAOYSA-N

Formula

C12H22N4O2Si2

SMILES

Cn1cnc2c1c(=O)n([Si](C)(C)C)c(=O)n2[Si](C)(C)C

Molecular Weight¹

310.50

Other Names

• 7-Methylxanthine, 2tms derivative

• ω : Acentric Factor.
• Δ_fG° : Standard Gibbs free energy of formation (kJ/mol).
• Δ_fH°_gas : Enthalpy of formation at standard conditions (kJ/mol).
• Δ_vapH° : Enthalpy of vaporization at standard conditions (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).
• I_np : Non-polar retention indices.
• T_boil : Normal Boiling Point Temperature (K).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• V_c : Critical Volume (m³/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	0.7242		Relay (1.0) Calculated Property
ΔfG°	226.82	kJ/mol	Relay (1.0-beta) Calculated Property
ΔfH°gas	-421.99	kJ/mol	Relay (1.0) Calculated Property
ΔvapH°	84.42	kJ/mol	Relay (1.0) Calculated Property
IE	8.28	eV	Relay (1.0) Calculated Property
log10WS	-2.11		Relay (1.0) Calculated Property
logPoct/wat	1.263		Crippen Calculated Property
Pc	1355.18	kPa	Relay (1.0-beta) Calculated Property
Inp	[2054.40; 2054.40]
Inp	2054.40		NIST
Inp	2054.40		NIST
Tboil	618.92	K	Relay (1.0) Calculated Property
Tc	906.18	K	Relay (1.0) Calculated Property
Tfus	489.18	K	Relay (1.0) Calculated Property
Vc	0.961	m3/kmol	Relay (1.0) Calculated Property

Similar Compounds

Find more compounds similar to 7-Methylxanthine, bis(trimethylsilyl) derivative.

Sources

• Cheméo Relay (1.0)
• Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
• Crippen Method
• Crippen Method
• NIST Webbook

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.