Chemical Properties of 1,2-Benzenedicarboxylic acid, bis(tert-butyldimethylsilyl) ester (CAS 104256-00-0)

InChI

InChI=1S/C20H34O4Si2/c1-19(2,3)25(7,8)23-17(21)15-13-11-12-14-16(15)18(22)24-26(9,10)20(4,5)6/h11-14H,1-10H3

InChI Key

RUGOPMVYGOPNSG-UHFFFAOYSA-N

Formula

C20H34O4Si2

SMILES

CC(C)(C)[Si](C)(C)OC(=O)c1ccccc1C(=O)O[Si](C)(C)C(C)(C)C

Molecular Weight¹

394.65

CAS

104256-00-0

Other Names

• Phthalic acid, (2TBDMS)-
• 1,2-Benzenedicarboxylic acid, bis[(1,1-dimethylethyl)dimethylsilyl] ester
• Phthalic acid, TBDMS
• Phthalic acid, DMTBS
• Phthalic acid, 2tbdms derivative

• 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_fus : Normal melting (fusion) point (K).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ΔfH°gas	-1016.92	kJ/mol	Relay (1.0) Calculated Property
ΔvapH°	77.48	kJ/mol	Relay (1.0) Calculated Property
IE	8.97	eV	Relay (1.0) Calculated Property
log10WS	-4.93		Relay (1.0) Calculated Property
logPoct/wat	6.011		Crippen Calculated Property
Pc	1260.47	kPa	Relay (1.0-beta) Calculated Property
Inp	[2137.00; 2143.00]
Inp	2137.00		NIST
Inp	2139.99		NIST
Inp	2143.00		NIST
Tboil	597.28	K	Relay (1.0) Calculated Property
Tfus	350.59	K	Relay (1.0) Calculated Property

Cheméo can also estimate Critical Temperature, Critical Volume, Standard Gibbs free energy of formation, Acentric Factor for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.

Similar Compounds

Find more compounds similar to 1,2-Benzenedicarboxylic acid, bis(tert-butyldimethylsilyl) ester.

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.
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