Tri-n-butylphosphine

Name: Tri-n-butylphosphine
Brand: Jinan Shenghe Chemical Co., Ltd.
SKU: 29491

CAS 998-40-3C12H27PMW 202.32

Tri-n-butylphosphine (CAS 998-40-3) — formula C12H27P, molecular weight 202.32; category organic chemicals.

Specifications

CAS Number998-40-3

Molecular FormulaC12H27P

Molecular Weight202.32

Boiling Point240 °C @760 [mm Hg]

LogP3.7

CategoryOrganic Chemicals

Purchase Profile

What this product is

Tri-n-butylphosphine is a carbon-based organic compound with CAS registry number 998-40-3 and molecular formula C12H27P (molecular weight 202.32), belonging to the organic chemicals segment of chemical raw materials.

Identification

CAS number: 998-40-3

Its molecular formula C12H27P comprises 12 C, 27 H, 1 P atoms.

Also known as: Tri-n-butylphosphine · Tributylphosphine

Category: organic chemicals

Frequently Asked Questions

What is the CAS number of Tri-n-butylphosphine?

The CAS registry number of Tri-n-butylphosphine is 998-40-3.

What is the molecular formula and molecular weight of Tri-n-butylphosphine?

Molecular formula C12H27P, molecular weight 202.32.

What other names is Tri-n-butylphosphine known by?

It is also registered under: Tri-n-butylphosphine, Tributylphosphine.

Which category does Tri-n-butylphosphine belong to?

Category: Organic Chemicals.

PubChem Public Data

Public-database records for Tri-n-butylphosphine (CAS 998-40-3), reproduced here for independent cross-checking.

Safety classification and hazard statements

Reported hazard statements	H226 (15.7%), H250 (100%), H251 (12.9%), H302 (100%), H312 (64.5%), H314 (100%), H318 (48.8%), H411 (72.1%)

H226 (15.7%): Flammable liquid and vapor [Warning Flammable liquids]

H250 (100%): Catches fire spontaneously if exposed to air [Danger Pyrophoric liquids]

Physical description and handling notes

Tributylphosphine is a colorless to yellowish liquid with a strong garlic-like odor. It is insoluble in water. It is liable to heat and ignite spontaneously in air. If involved in a fire phosphine gas, a highly flammable and toxic gas, will evolve. It is irritating to mucous membranes.
Liquid
Colorless to yellowish liquid with a strong odor like garlic; [CAMEO] Clear colorless liquid; [Sigma-Aldrich MSDS]

Reported physical properties

沸点	240 °C @760 [mm Hg]
密度	0.812 @25 °C
蒸气压	16 [mm Hg] @121 °C

How this substance is indexed

CAS Registry Number	998-40-3
PubChem CID	13831
分子式	C12H27P
IUPAC 名称	tributylphosphane
UNII（FDA）	0O52FJR7WN

Documented uses

Used as a polymerization cross-linking catalyst, organic intermediate, and as a catalyst component for hydrogenation in the petroleum industry; [EPA OHM/TADS]
Petroleum Production and Refining [Category: Industry]
All Other Basic Organic Chemical Manufacturing

Names this substance appears under

Tributylphosphine; Tributylphosphane; Tri-n-butylphosphine; 998-40-3; Phosphine, tributyl-; Tris(butyl)phosphine; Tributylfosfin; DTXSID9046998; 0O52FJR7WN; UN3254; NSC-91700; DTXCID7026998; RefChem:190921; 213-651-2; tributyl phosphine; Tri-n-butyl phosphine

Computed molecular descriptors

分子量	202.32
XLogP3	3.7
氢键供体数	0
氢键受体数	0
可旋转键数	9
精确质量	202.185037859
单同位素质量	202.185037859
拓扑极性表面积	0
重原子数	13
形式电荷	0

Database abstract

Tri-n-butylphosphine · CAS 998-40-3 · C12H27P. UNII 0O52FJR7WN. 沸点: 240 °C @760 [mm Hg]; 密度: 0.812 @25 °C; 蒸气压: 16 [mm Hg] @121 °C.

Source: PubChem / Wikidata; the batch COA governs where values differ.

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