Triisobutylphosphine sulfide

Modify Date: 2026-07-15 18:05:59

Triisobutylphosphine sulfide Structure
Triisobutylphosphine sulfide structure
Common Name Triisobutylphosphine sulfide
CAS Number 3982-87-4 Molecular Weight 234.382
Density 0.9±0.1 g/cm3 Boiling Point 288.3±23.0 °C at 760 mmHg
Molecular Formula C12H27PS Melting Point 57-60ºC
MSDS N/A Flash Point 128.1±22.6 °C

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name tris(2-methylpropyl)-sulfanylidene-λ5-phosphane
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 0.9±0.1 g/cm3
Boiling Point 288.3±23.0 °C at 760 mmHg
Melting Point 57-60ºC
Molecular Formula C12H27PS
Molecular Weight 234.382
Flash Point 128.1±22.6 °C
Exact Mass 234.157104
PSA 41.90000
LogP 3.07
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.464
InChIKey MXRLZCWBOJMFJG-UHFFFAOYSA-N
SMILES CC(C)CP(=S)(CC(C)C)CC(C)C

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi: Irritant;
Risk Phrases 36/38
Safety Phrases 22-26-36
WGK Germany 3

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  1

DownStream  1

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

tri-i-butylphosphine sulfide
Tris(2-methylpropyl)phosphine sulfide
Triisobutyl-phosphinsulfid
TIBPS
triisobutyl-phosphine sulfide
Triisobutylphosphine sulfide
Triisobutylphosphine sulphide
Phosphorane, tris(2-methylpropyl)-, sulfide

 Triisobutylphosphine sulfide | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the LogP of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane?
A: LogP of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane is 3.07.
Q: What is the molecular formula of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane?
A: Molecular formula of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane is C12H27PS.
Q: What is the CAS number of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane?
A: CAS number of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane is 3982-87-4.
Q: What is the melting point of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane?
A: Melting point of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane is 57-60ºC.
Q: What is the boiling point of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane?
A: Boiling point of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane is 288.3±23.0 °C at 760 mmHg.
Q: What are the upstream materials of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane?
A: Related upstream materials(CAS) of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane: 926-62-5.
Q: What English synonyms does tris(2-methylpropyl)-sulfanylidene-λ5-phosphane have?
A: English synonyms of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane: tri-i-butylphosphine sulfide, Tris(2-methylpropyl)phosphine sulfide, Triisobutyl-phosphinsulfid, TIBPS, triisobutyl-phosphine sulfide, Triisobutylphosphine sulfide, Triisobutylphosphine sulphide, Phosphorane, tris(2-methylpropyl)-, sulfide.
Q: What are the downstream products of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane?
A: Related downstream products(CAS) of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane: 7682-87-3.
Q: What is the English name of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane?
A: The English name of tris(2-methylpropyl)-sulfanylidene-λ5-phosphane is tris(2-methylpropyl)-sulfanylidene-λ5-phosphane.
Q: What is the safety information for tris(2-methylpropyl)-sulfanylidene-λ5-phosphane?
A: Safety information for tris(2-methylpropyl)-sulfanylidene-λ5-phosphane: 22-26-36.

 Triisobutylphosphine sulfidefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

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