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1,4-Bis(diphenylphosphino)butane

1,4-Bis(diphenylphosphino)butane structure

CAS No.: 7688-25-7

Chemical Name:: 1,4-Bis(diphenylphosphino)butane

Synonyms: DPPB;1,4-di(diphenylphosphino)-butane;1,4-BIS(DIPHENYLPHOSPHINE)BUTANE;1,4-Bis(diphenylphosphanyl)butane;[4-(Diphenylphosphino)butyl](diphenyl)phosphine;TETRAMETHYLENEBIS(DIPHENYLPHOSPHINE);1,4-Bis(diphenylphosphino)butane, 98% 5GR;1,4-B;98% DPPB;1,4-Bis(diphenylphos

CBNumber:: CB1774195

Molecular Formula:: C28H28P2

Molecular Weight:: 426.47

MDL Number:: MFCD00003051

MOL File:: 7688-25-7.mol

MSDS File:: SDS

Last updated:2026-05-27 23:45:23

Product description	Number	Pack Size	Price
1,4-Bis(diphenylphosphino)butane 98%	261947	5g	$60.9
1,4-Bis(diphenylphosphino)butane 98%	261947	25g	$99.7
1,4-Bis(diphenylphosphino)butane >98.0%(GC)	B1246	5g	$38
1,4-Bis(diphenylphosphino)butane >98.0%(GC)	B1246	25g	$114
1,4-Bis(diphenylphosphino)butane, 98% DPPB 98%	15-0170	2g	$41
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1,4-Bis(diphenylphosphino)butane Properties

Melting point	132-136 °C (lit.)
Boiling point	542.0±33.0 °C(Predicted)
storage temp.	Inert atmosphere,Room Temperature
form	Crystalline Powder
color	White to almost white
Water Solubility	Soluble in chloroform. Slightly soluble in water
BRN	706446
InChI	InChI=1S/C28H28P2/c1-5-15-25(16-6-1)29(26-17-7-2-8-18-26)23-13-14-24-30(27-19-9-3-10-20-27)28-21-11-4-12-22-28/h1-12,15-22H,13-14,23-24H2
InChIKey	BCJVBDBJSMFBRW-UHFFFAOYSA-N
SMILES	P(CCCCP(C1C=CC=CC=1)C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1
CAS DataBase Reference	7688-25-7(CAS DataBase Reference)
FDA UNII	35HP6LTD2D
NIST Chemistry Reference	1,4-Bis(diphenylphosphino)butane(7688-25-7)
EPA Substance Registry System	Phosphine, 1,4-butanediylbis[diphenyl- (7688-25-7)
UNSPSC Code	12352002
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P261-P264-P271-P280-P302+P352-P305+P351+P338

target organs

Respiratory system

PPE

dust mask type N95 (US), Eyeshields, Gloves

Hazard Codes

Xi,F

Risk Statements

36/38-36/37/38-11

Safety Statements

26-36-37/39-33-16-7/9

WGK Germany

10-23

TSCA

TSCA listed

HS Code

29319090

Storage Class

11 - Combustible Solids

Hazard Classifications

Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

NFPA 704

	0
2		0

1,4-Bis(diphenylphosphino)butane price More Price(97)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	261947	1,4-Bis(diphenylphosphino)butane 98%	7688-25-7	5g	$60.9	2026-04-30	Buy
Sigma-Aldrich	261947	1,4-Bis(diphenylphosphino)butane 98%	7688-25-7	25g	$99.7	2026-04-30	Buy
TCI Chemical	B1246	1,4-Bis(diphenylphosphino)butane >98.0%(GC)	7688-25-7	5g	$38	2026-04-30	Buy
TCI Chemical	B1246	1,4-Bis(diphenylphosphino)butane >98.0%(GC)	7688-25-7	25g	$114	2026-04-30	Buy
Strem Chemicals	15-0170	1,4-Bis(diphenylphosphino)butane, 98% DPPB 98%	7688-25-7	2g	$41	2026-04-30	Buy

Product number	Packaging	Price	Buy
261947	5g	$60.9	Buy
261947	25g	$99.7	Buy
B1246	5g	$38	Buy
B1246	25g	$114	Buy
15-0170	2g	$41	Buy

1,4-Bis(diphenylphosphino)butane Chemical Properties,Uses,Production

Chemical Properties

1,4-Bis(diphenylphosphino)butane is a white solid that is soluble in organic solvents.

Uses

1,4-Bis(diphenylphosphino)butane is used in Suzuki reaction. It plays an essential role as a ligand in palladium(0)-catalyzed acylcyanation of arylacetylenes and deprotection of allyloxycarbamates. It acts as a ligand for alkylations, isomerization reactions and in organometallic chemistry. Further, it is used in Heck reaction, Negishi coupling and Sonogashira coupling. In addition to this, it is useful in organometallic chemistry.

reaction suitability

reagent type: ligand
reaction type: Alkylations
reagent type: ligand
reaction type: Heck Reaction
reagent type: ligand
reaction type: Isomerizations
reagent type: ligand
reaction type: Negishi Coupling
reagent type: ligand
reaction type: Sonogashira Coupling
reagent type: ligand
reaction type: Stille Coupling
reagent type: ligand
reaction type: Suzuki-Miyaura Coupling

storage

Readily oxidized in solution to the phosphine oxide and should be handled under N2 or Ar. The compound is air-stable in the solid state.

Purification Methods

Recrystallise it from EtOH [Trippett J Chem Soc 4263 1961]. [King J Coord Chem 1 62 1971, Tolman Chem Rev 77 313 1977.]

1,4-Bis(diphenylphosphino)butane synthesis

Synthesis of 1,4-Bis(diphenylphosphino)butane from 1,4-Dibromobutane and Diphenylphosphine

1,4-Bis(diphenylphosphino)butane Preparation Products And Raw materials

Raw materials

Diphenylphosphine Ethanol Acetone 1,4-Dichlorobutane Sodium

Tetrahydrofuran Ethyl acetate Hydrochloric acid 1,4-Dibromobutane Dichloromethane

Sodium hydroxide Triphenylphosphine Magnesium sulfate Lithium n-Butyllithium

Diphenyl[4-(diphenylphosphinyl)butyl]phosphine oxide

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Preparation Products

(S)-(-)-7,7'-BIS[DI(3,5-DIMETHYLPHENYL)PHOSPHINO]-2,2',3,3'-TETRAHYDRO-1,1'-SPIROBIINDANE (S)-7,7'-Bis[di(p-methylphenyl)phosphino]-1,1'-spirobiindane ,97% (R)-(+)-7,7'-BIS[DI(4-METHYLPHENYL)PHOSPHINO]-2,2',3,3'-TETRAHYDRO-1,1'-SPIROBIINDANE (R)-(+)-7,7'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-1,1'-SPIROBIINDANE (R)-7,7'-BIS(DIPHENYLPHOSPHINO)-1,1'-SPIROBIINDANE

(4-chlorobutyl)diphenylphosphane TETRAPHENYLBIPHOSPHINE

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1,4-Bis(diphenylphosphino)butane Suppliers

Global( 460)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Henan Research New Materials Co., Ltd.	+86-18903931628 +86-18903931531	sales036@researchvip.com	China	304	58
Puyang Huicheng Electronic Materials Co., Ltd.	+86-0393-+86-0393-8910800 +86-15839383373	info@huichengchem.com	China	539	58
Hebei Chuanghai Biotechnology Co., Ltd	+86-15350571055	Sibel@chuanghaibio.com	China	8738	58
Hebei Chuanghai Biotechnology Co,.LTD	+86-86-13131129325	sales1@chuanghaibio.com	China	5218	58
Capot Chemical Co.,Ltd.	+86-（0）57185586718 +86-13336195806	sales@capot.com	China	29640	60
Shanghai Daken Advanced Materials Co.,Ltd	+86-2158073036	info@dakenam.com	China	14025	58
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21585	55
ATK CHEMICAL COMPANY LIMITED	+undefined-21-51877795	ivan@atkchemical.com	China	33024	60
AB PharmaTech,LLC	323-480-4688	sales@acrospharmatech.com	United States	989	55
career henan chemical co	+86-0371-86658258	sales@coreychem.com	China	29812	58

Supplier	Advantage
Henan Research New Materials Co., Ltd.	58
Puyang Huicheng Electronic Materials Co., Ltd.	58
Hebei Chuanghai Biotechnology Co., Ltd	58
Hebei Chuanghai Biotechnology Co,.LTD	58
Capot Chemical Co.,Ltd.	60
Shanghai Daken Advanced Materials Co.,Ltd	58
Henan Tianfu Chemical Co.,Ltd.	55
ATK CHEMICAL COMPANY LIMITED	60
AB PharmaTech,LLC	55
career henan chemical co	58

1,4-Bis(diphenylphosphino)butane Ligand Applications
1,4-Bis(diphenylphosphino)butane is a classic bidentate organophosphine ligand widely used in coupling reactions and forms eff....
Apr 25，2026

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Ask a question

Q:What is the use and synthesis of 1,4-Bis(diphenylphosphino)butane?Zora - Oct 13，2025

A: 3,6-Dibromo carbazole is used in organic synthesis. It can be synthesized by the palladium-catalyzed coupling of aryl bromides with 3-chloropropanal. The synthesis involves an asymmetric step and the carbonyl group on the 3,6-dibromocarbazole reacts with anhydrous hydrochloric acid to form hydroxyl groups.

View Lastest Price from 1,4-Bis(diphenylphosphino)butane manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-08-05	1,4-Bis(diphenylphosphino)butane 7688-25-7	$5.00	1kg	≥98%	500mt/year	Jinan Finer Chemical Co., Ltd
2026-06-30	1,4-Bis(diphenylphosphino)butane 7688-25-7		1kg	99%	10000KGS	Shaanxi Dideu New Materials Co. Ltd
2026-06-04	1,4-Bis(diphenylphosphino)butane 7688-25-7		1Kg	99％；sales036@researchvip.com;18903931628;	100kg	Henan Research New Materials Co., Ltd.

1,4-Bis(diphenylphosphino)butane
7688-25-7
$5.00
≥98%
Jinan Finer Chemical Co., Ltd

1,4-Bis(diphenylphosphino)butane
7688-25-7
$0.00
99%
Shaanxi Dideu New Materials Co. Ltd

1,4-Bis(diphenylphosphino)butane
7688-25-7
$0.00
99％；sales036@researchvip.com;18903931628;
Henan Research New Materials Co., Ltd.

1,4-Bis(diphenylphosphino)butane Spectrum

1,4-Bis(diphenylphosphino)butane(7688-25-7)MS 1,4-Bis(diphenylphosphino)butane(7688-25-7)¹HNMR 1,4-Bis(diphenylphosphino)butane(7688-25-7)¹³CNMR 1,4-Bis(diphenylphosphino)butane(7688-25-7)³¹PNMR 1,4-Bis(diphenylphosphino)butane(7688-25-7)IR1 1,4-Bis(diphenylphosphino)butane(7688-25-7)IR2 1,4-Bis(diphenylphosphino)butane(7688-25-7)Raman

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(+)-DIOP 1,4-Bis(diphenylphosphino)butane-palladium(II) chloride (2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE,(2R,3R)-(+)-Bis(diphenylphosphino)butane, (R,R)-CHIRAPHOS (2S,3S)-(-)-BIS(DIPHENYLPHOSPHINO)BUTANE Phenyl phosphine

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98% DPPB Tetramethylenebis(diphenylphosphine) DPPB 1,4-Bis(diphenylphosphiNA)butane 1,4-Bis(diphenylphosphino)buta 1,4-Bis(diphenylphosphino)butane Butane-1,4-diylbis[diphenylphosphine] 1,4-Butylenebis(diphenylphosphine) 1,4-diphenyl phosphinobutane 1,4-Bis(diphenylphosphino)butane SynonyM Butane-1,4-diylbis[diphenylphosphine] 1,4-Bis(diphenylphosphino)butane 98% 4-Bis(diphenylphosphino)butane, 98% 1,5-dimethyl-4-[methyl(nitroso)amino]-2-phenyl-1,2-dihydro-3h-pyrazol-3-one 1,4-butanediylbis[diphenyl-phosphin Bis(1,4-diphenylphosphino)butane Phosphine, 1,4-butanediylbis[diphenyl- 1,4-bis(diphenylphosphino)butane(dppb) 1,4-Bis(diphenyphosphino)Butane 1,4-Bis(diphenylphosphino)butane,98%DPPB DPPB/1,4-BIS(DIPHENYLPHOSPHINO)BUTANE bis-(diphenylphosphino)butane (dppb) 1,4-BIS(DIPHENYPHOSPHINO) 1,4-Bis(diphenylphosphino)butane(98%) 4-Di(phenyl)phosphanylbutyl-di(phenyl)phosphane 1,4-Butanediylbis(diphenylphosphine) Bis-(Diphenylphosphino)Butane Bis(1,4-diphenylphosphino 1,4-Bis(diphenylphos Butane-1,4-diylbis[diphenylphosphine] 1,4-BIS(DIPHENYLPHOSPHINO)BUTANE 1,4-B 1,4-Bis(diphenylphosphino)butane, 98%, for synthesis 1,4-Bis(diphenylphosphino)butane > Phosphine, 1,1'-(1,4-butanediyl)bis[1,1-diphenyl- 1,4-bis(diphenylphosphaneyI)butane (DPPB) DPPB (1,4-Bis(Diphenylphosphino)Butane) extrapure, 98% [4-(Diphenylphosphino)butyl](diphenyl)phosphine TETRAMETHYLENEBIS(DIPHENYLPHOSPHINE) 1,4-BIS(DIPHENYLPHOSPHINE)BUTANE 1,4-di(diphenylphosphino)-butane 1,4-Bis(diphenylphosphanyl)butane 1,4-Bis(diphenylphosphino)butane, 98% 5GR DPPB 7688-25-7 C28H28P C6H52PCH24PC6H52 C6H52PCH2CH2CH2CH2PC6H52 Catalysis and Inorganic Chemistry Phosphine Ligands Phosphorus Compounds Polydentate Phosphine Ligands Phosphines Phosphine Ligands Synthetic Organic Chemistry Ligand Achiral Phosphine Aryl Phosphine organophosphine ligand

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1,4-Bis(diphenylphosphino)butane

1,4-Bis(diphenylphosphino)butane Properties

SAFETY

Risk and Safety Statements

1,4-Bis(diphenylphosphino)butane price More Price(97)

1,4-Bis(diphenylphosphino)butane Chemical Properties,Uses,Production

Chemical Properties

Uses

reaction suitability

storage

Purification Methods

1,4-Bis(diphenylphosphino)butane synthesis

1,4-Bis(diphenylphosphino)butane Preparation Products And Raw materials

Raw materials

Preparation Products

1,4-Bis(diphenylphosphino)butane Suppliers

Related articles

Related Qustion

View Lastest Price from 1,4-Bis(diphenylphosphino)butane manufacturers

1,4-Bis(diphenylphosphino)butane Spectrum

7688-25-7(1,4-Bis(diphenylphosphino)butane)Related Search: