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TRI-N-OCTYLPHOSPHINE

TRI-N-OCTYLPHOSPHINE structure

CAS No.: 4731-53-7

Chemical Name:: TRI-N-OCTYLPHOSPHINE

Synonyms: TRIOCTYLPHOSPHINE;P(Oct)3;tl411;nsc102529;HISHICOLIN P-8;Cytop? 380;CYTOP(R) 380;trioctyl-phosphin;trioctylphosphane;tridecylphosphine

CBNumber:: CB7421972

Molecular Formula:: C24H51P

Molecular Weight:: 370.64

MDL Number:: MFCD00015298

MOL File:: 4731-53-7.mol

MSDS File:: SDS

Last updated:2025-01-27 09:38:02

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TRI-N-OCTYLPHOSPHINE Properties

Melting point	30°C
Boiling point	284-291 °C50 mm Hg(lit.)
Density	0.831 g/mL at 25 °C(lit.)
refractive index	n20/D 1.468(lit.)
Flash point	297 °F
form	Powder or Crystalline Powder
color	White to off-white
Specific Gravity	0.831
Water Solubility	Immiscible with water.
Sensitive	Air Sensitive
Hydrolytic Sensitivity	8: reacts rapidly with moisture, water, protic solvents
BRN	1776995
InChI	InChI=1S/C24H51P/c1-4-7-10-13-16-19-22-25(23-20-17-14-11-8-5-2)24-21-18-15-12-9-6-3/h4-24H2,1-3H3
InChIKey	RMZAYIKUYWXQPB-UHFFFAOYSA-N
SMILES	P(CCCCCCCC)(CCCCCCCC)CCCCCCCC
CAS DataBase Reference	4731-53-7(CAS DataBase Reference)
EWG's Food Scores	1
FDA UNII	VE0Y037UCN
EPA Substance Registry System	Phosphine, trioctyl- (4731-53-7)
UNSPSC Code	12352001
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS05

Signal word

Danger

Hazard statements

H314

Precautionary statements

P280-P301+P330+P331-P303+P361+P353-P305+P351+P338

Hazard Codes

C,Xi

Risk Statements

34-36/37/38

Safety Statements

26-36/37/39-45-37/39

RIDADR

UN 1760 8/PG 2

WGK Germany

RTECS

SZ3450000

10-13-23

TSCA

Yes

HazardClass

PackingGroup

HS Code

29310099

NFPA 704

	1
3		1

TRI-N-OCTYLPHOSPHINE price More Price(30)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	117854	Trioctylphosphine technical grade, 90%	4731-53-7	4x25ml	$148	2024-03-01	Buy
Sigma-Aldrich	117854	Trioctylphosphine technical grade, 90%	4731-53-7	2.5l	$1820	2024-03-01	Buy
TCI Chemical	T0503	Tri-n-octylphosphine >85.0%(GC)	4731-53-7	25mL	$45	2024-03-01	Buy
TCI Chemical	T0503	Tri-n-octylphosphine >85.0%(GC)	4731-53-7	100mL	$126	2024-03-01	Buy
Alfa Aesar	L15744	Tri-n-octylphosphine tech. 90%	4731-53-7	25ml	$55.5	2024-03-01	Buy

Product number	Packaging	Price	Buy
117854	4x25ml	$148	Buy
117854	2.5l	$1820	Buy
T0503	25mL	$45	Buy
T0503	100mL	$126	Buy
L15744	25ml	$55.5	Buy

TRI-N-OCTYLPHOSPHINE Chemical Properties,Uses,Production

Uses

Tri-n-octylphosphine is used for coating zinc sulfide shells on cadmium-selenium quantum dot core by successive ionic layer adsorption and reaction method. It acts as a precursor to trioctylphosphine oxide. Further, it is used as a solvent for cadmium and selenium precursors. It also serves as a common reagent in the chemical synthesis of nanoparticles. It acts as a precursor to trioctylphosphine oxide.

reaction suitability

reaction type: Buchwald-Hartwig Cross Coupling Reaction
reaction type: Heck Reaction
reaction type: Hiyama Coupling
reaction type: Negishi Coupling
reaction type: Sonogashira Coupling
reaction type: Stille Coupling
reaction type: Suzuki-Miyaura Coupling
reagent type: ligand

TRI-N-OCTYLPHOSPHINE synthesis

Synthesis of TRI-N-OCTYLPHOSPHINE from Trioctylphosphine oxide

TRI-N-OCTYLPHOSPHINE Preparation Products And Raw materials

Raw materials

dioctylmagnesium Trioctylphosphine oxide

Preparation Products

trioctylphosphine sulphide

TRI-N-OCTYLPHOSPHINE Suppliers

Global( 236)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Weifang Wehibest Supply Chain Co.,Ltd	+8613583620690	hotspotbiotech@163.com	China	926	58
Hebei Chuanghai Biotechnology Co,.LTD	+86-13131129325	sales1@chuanghaibio.com	China	5868	58
Hebei Zhuanglai Chemical Trading Co.,Ltd	+8613343047651	admin@zlchemi.com	China	3692	58
Capot Chemical Co.,Ltd.	+86-（0）57185586718 +86-13336195806	sales@capot.com	China	29730	60
Shanghai Daken Advanced Materials Co.,Ltd	+86-371-+86-371-66670886	info@dakenam.com	China	19805	58
Shanghai Bojing Chemical Co.,Ltd.	+86-86-02137122233 +8613795318958	bj1@bj-chem.com	China	299	55
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21628	55
Shanxi Naipu Import and Export Co.,Ltd	+86-13734021967 +8613734021967	kaia@neputrading.com	China	1001	58
career henan chemical co	+86-0371-86658258 +8613203830695	sales@coreychem.com	China	29858	58
Jinan Finer Chemical Co., Ltd	+86-531-88989536 +86-15508631887	sales@finerchem.com	China	2957	58

Supplier	Advantage
Weifang Wehibest Supply Chain Co.,Ltd	58
Hebei Chuanghai Biotechnology Co,.LTD	58
Hebei Zhuanglai Chemical Trading Co.,Ltd	58
Capot Chemical Co.,Ltd.	60
Shanghai Daken Advanced Materials Co.,Ltd	58
Shanghai Bojing Chemical Co.,Ltd.	55
Henan Tianfu Chemical Co.,Ltd.	55
Shanxi Naipu Import and Export Co.,Ltd	58
career henan chemical co	58
Jinan Finer Chemical Co., Ltd	58

View Lastest Price from TRI-N-OCTYLPHOSPHINE manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2025-04-15	Trioctylphosphine 4731-53-7	US $75.00-25.00 / kg	1kg	99%	20ton	Hebei Zhuanglai Chemical Trading Co.,Ltd
2025-03-07	TRI-N-OCTYLPHOSPHINE 4731-53-7	US $0.00-0.00 / kg	1kg	99%	100tons	Hebei Yanxi Chemical Co., Ltd.
2024-10-11	Trioctylphosphine 4731-53-7	US $1.70 / kg	10kg	92%	10000kg	Hebei Chuanghai Biotechnology Co,.LTD

Trioctylphosphine
4731-53-7
US $75.00-25.00 / kg
99%
Hebei Zhuanglai Chemical Trading Co.,Ltd

TRI-N-OCTYLPHOSPHINE
4731-53-7
US $0.00-0.00 / kg
99%
Hebei Yanxi Chemical Co., Ltd.

Trioctylphosphine
4731-53-7
US $1.70 / kg
92%
Hebei Chuanghai Biotechnology Co,.LTD

TRI-N-OCTYLPHOSPHINE Spectrum

TRI-N-OCTYLPHOSPHINE(4731-53-7)MS TRI-N-OCTYLPHOSPHINE(4731-53-7)¹HNMR TRI-N-OCTYLPHOSPHINE(4731-53-7)¹³CNMR TRI-N-OCTYLPHOSPHINE(4731-53-7)IR1

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