Chemical Properties of Trimethylphosphine oxide (CAS 676-96-0)

InChI

InChI=1S/C3H9OP/c1-5(2,3)4/h1-3H3

InChI Key

LRMLWYXJORUTBG-UHFFFAOYSA-N

Formula

C3H9OP

SMILES

CP(C)(C)=O

Molecular Weight¹

92.08

CAS

676-96-0

Other Names

• (CH3)3PO
• Phosphine oxide, trimethyl-

• PAff : Proton affinity (kJ/mol).
• BasG : Gas basicity (kJ/mol).
• IE : Ionization energy (eV).
• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
PAff	909.70	kJ/mol	NIST
BasG	880.00	kJ/mol	NIST
IE	[9.88; 9.90]	eV
IE	9.88	eV	NIST
IE	9.89	eV	NIST
IE	9.90	eV	NIST
log10WS	-1.37		Crippen Calculated Property
logPoct/wat	1.239		Crippen Calculated Property
McVol	79.460	ml/mol	McGowan Calculated Property

Similar Compounds

Find more compounds similar to Trimethylphosphine oxide.

Sources

• Crippen Method
• Crippen Method
• McGowan Method
• NIST Webbook

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