Puyang Huicheng Electronic Material Co., Ltd was founded in 2002, which is focus on high complex new type intermediates and fine chemical custom synthesis, LED&OLED materials and related intermediates, catalyst design and synthesis.
Cas:7688-25-7
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inquiryCapability on chemical synthesis 1. Beijing High-Tech Enterprises 2. Strong R&D Team 3. 8 years of experiences in R & D of high-tech Catalyst; 4. 5000 production techniques, 69 items of national patents, and 360 kinds of products on
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inquiryDayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities
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inquirychengdu and import and export trade co., LTD., who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do res
Cas:7688-25-7
Min.Order:10 Kilogram
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Cas:7688-25-7
Min.Order:25 Kilogram
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Type:Trading Company
inquiryhigh purity Storage:Sealed, dry, microtherm , avoid light and smell. Package:meet customer's demand Application:organic synthesis Transportation:by sea or by air Port:Shanghai, Qingdao
Cas:7688-25-7
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inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
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Cas:7688-25-7
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Type:Manufacturers
inquiryProduct Name: 1,4-Bis(diphenylphosphino)butane Synonyms: DPPB;Butane-1,4-diylbis[diphenylphosphine];1,4-BIS(DIPHENYLPHOSPHINE)BUTANE;1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;TETRAMETHYLENEBIS(DIPHENYLPHOSPHINE);[4-
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Min.Order:1 Kilogram
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inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
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inquiryItems Technical index Product name 1,4-Bis(diphenylphosphino)butane CAS No 7688-25-7 Molecular formula
Cas:7688-25-7
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inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
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Cas:7688-25-7
Min.Order:1 Kilogram
FOB Price: $136.0 / 148.0
Type:Trading Company
inquiry1,4-Bis(diphenylphosphino)butane CAS: 7688-25-7 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality
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Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
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Min.Order:1 Kilogram
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J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
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inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
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Min.Order:0 Metric Ton
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Cas:7688-25-7
Min.Order:100 Gram
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Min.Order:1 Gram
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inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
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Min.Order:100 Gram
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inquiryProduct name: 1,4-Bis(Diphenylphosphino)Butane CAS No.:7688-25-7 Molecule Formula:C28H28P2 Molecule Weight:426.47 Purity: 98.0% Package: 25kg/drum Description:Light yellow crystalline powder Manufacture Standards:Enterprise Standard
Cas:7688-25-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Cas:7688-25-7
Min.Order:1 Milligram
Negotiable
Type:Trading Company
inquiry1,4-Bis(diphenylphosphino)butane Basic information Product Name: 1,4-Bis(diphenylphosphino)butane Synonyms: [4-(Diphenylphosphino)butyl](diphenyl)phosphine;TETRAMETHYLENEBIS(DIPHENYLPHOSPHINE);98% DPPB;Tetramethylenebis(diphenylphosphine) DPPB
Cas:7688-25-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With 1,1,3,3-Tetramethyldisiloxane; titanium(IV) isopropylate In various solvent(s) at 100℃; for 7h; | 95% |
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
With tetramethyldisilazane; isopropyl titanoate(IV) In methyl cyclohexane at 60℃; | 94% |
Conditions | Yield |
---|---|
With cesium hydroxide; 4 Angstroem MS In N,N-dimethyl-formamide at 23℃; for 47h; | 87% |
With cesium hydroxide; 4 A molecular sieve In N,N-dimethyl-formamide at 23℃; for 47h; | 87% |
1,4-dibromo-butane
chloro-diphenylphosphine
A
Tetraphenyldiphosphin
B
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
With tetrabutylammonium tetrafluoroborate; tetra-(n-butyl)ammonium iodide In various solvent(s) Ambient temperature; elektrochemical reaction, anode Mg bar, cathode stainless steel; var. solv.; Yields of byproduct given; | A n/a B 85% |
potassium diphenylphosphine
(S)-2-(dibenzylamino)-3-phenyl-1-bromopropane
A
1,4-di(diphenylphosphino)-butane
B
Dibenzyl-((S)-1-benzyl-2-diphenylphosphanyl-ethyl)-amine
Conditions | Yield |
---|---|
In tetrahydrofuran at -78 - -40℃; | A 30% B 64% |
1,4-dichlorobutane
sodium diphenylphosphide
A
(4-chlorobutyl)diphenylphosphane
B
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
In tetrahydrofuran; toluene 1) -50 deg C, 2) 50 deg C; | A 53% B n/a |
tetrachlorure d'octaphenyl-1,1,4,4,9,9,12,12 tetraphosphonia-1,4,9,12 cyclohexadecane
A
1,4-di(diphenylphosphino)-butane
B
1,4-bis(diphenylphosphinyl)butane
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol for 14h; Heating; Yield given. Yields of byproduct given; |
Conditions | Yield |
---|---|
With potassium hydroxide 1.) DMSO, 20 deg C, 2.) 50 deg C, 1 h; Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
With lithium In tetrahydrofuran at 0℃; for 0.5h; |
tetrachlorure d'octaphenyl-1,1,6,6,9,9,14,14 tetraphosphonia-1,6,9,14 cyclohexadecadiene-3,11
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 95 percent / Hydrogen / Raney-Ni / 2.5 h / 20 °C / 41253.3 Torr 2: 5N NaOH / aq. ethanol / 14 h / Heating View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 80 percent / toluene / 4 h / Heating 2: 95 percent / Hydrogen / Raney-Ni / 2.5 h / 20 °C / 41253.3 Torr 3: 5N NaOH / aq. ethanol / 14 h / Heating View Scheme | |
Multi-step reaction with 3 steps 1: 80 percent / toluene / 96 h / Heating; var. conc. and time 2: 95 percent / Hydrogen / Raney-Ni / 2.5 h / 20 °C / 41253.3 Torr 3: 5N NaOH / aq. ethanol / 14 h / Heating View Scheme |
Conditions | Yield |
---|---|
pentamethylcyclopentadienyliron(III) dicarbonyl dimer In toluene under N2; soln. of Ru complex and 1 equiv of ligand in toluene heated to 105-110 °C, added catalyst, completion of react. detected by IR; cooled, evapd., sepd. by chromy. (SiO2, benzene), recrystd. from toluene/hexane; elem. anal.; |
A
[RuCl2(η6-p-cymene)]2(μ-dppb)
B
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
In dichloromethane-d2 at 25℃; Equilibrium constant; Inert atmosphere; Schlenk technique; |
1,4-dibromo-butane
chloro-diphenylphosphine
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
Stage #1: 1,4-dibromo-butane With iodine; magnesium In tetrahydrofuran for 3h; Inert atmosphere; Stage #2: chloro-diphenylphosphine In tetrahydrofuran at 0℃; for 0.5h; Inert atmosphere; |
1,4-di(diphenylphosphino)-butane
(1,4-bis(diphenylphosphino)butane)molybdenum tetracarbonyl
B
bicyclo[2.2.1]hepta-2,5-diene
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 1h; | 100% |
Conditions | Yield |
---|---|
With air In water; dimethyl sulfoxide at 20℃; for 1h; Inert atmosphere; | 100% |
(S)-(-)-2-naphthyl-3-trifluoromethanesulfonyloxybiphenyl
Diphenylphosphine oxide
1,4-di(diphenylphosphino)-butane
(S)-(+)-2-naphthyl-3-diphenylphosphinylbiphenyl
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; N-ethyl-N,N-diisopropylamine; palladium diacetate In dimethyl sulfoxide | 99% |
carbonylgold(I) chloride
1,4-di(diphenylphosphino)-butane
1,4-bis(diphenylphosphino)butane digold(I) dichloride
Conditions | Yield |
---|---|
In benzene byproducts: CO; soln. of Ph2PCH2CH2CH2CH2PPh2 dropped to soln. of (OC)AuCl at 20°C under dry N2, stirred for 1 h (CO removed); filtered; | 99% |
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
99% |
ethylenediamine
1,4-di(diphenylphosphino)-butane
(dppb)RuCl2(enethylenediamine)
Conditions | Yield |
---|---|
Stage #1: benzene ruthenium(II) dichloride dimer; 1,4-di(diphenylphosphino)-butane In N,N-dimethyl-formamide at 120℃; for 1.5h; Stage #2: ethylenediamine In dichloromethane at 40℃; for 1.5h; | 99% |
hydrogenchloride
palladium
1,4-di(diphenylphosphino)-butane
[1,4-bis(diphenylphosphino)butane] palladium(ll) dichloride
Conditions | Yield |
---|---|
Stage #1: hydrogenchloride; palladium With nitric acid In water Stage #2: 1,4-di(diphenylphosphino)-butane In water; N,N-dimethyl-formamide at 50℃; for 1h; | 98.9% |
bis(1,5-cyclooctadiene)diiridium(I) dichloride
1,4-di(diphenylphosphino)-butane
IrCl(1,5-cyclooctadiene)(1,4-bis(diphenylphosphino)butane)
Conditions | Yield |
---|---|
With dimethyl 2,2-diallylmalonate In dichloromethane byproducts: cyclooctadiene; to a soln. of complex in CH2Cl2 was added diphosphine, then a soln. of 3equiv of diallyl ether in CH2Cl2, the mixt. was stirred at room temp. f or 3 h (inert atm.); volatiles were removed in vac., recrystd. from CH2Cl2/n-hexane; elem. anal.; | 98% |
[ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2
1,4-di(diphenylphosphino)-butane
A
[RuCl2(η6-p-cymene)]2(μ-dppb)
Conditions | Yield |
---|---|
In dichloromethane stirred for 4 h; filtered, solvent-removed; elem. anal.; | A 98% B 0% |
Conditions | Yield |
---|---|
In acetonitrile stoich. mixt. in CH3CN stirred for 12 h at room temp.; evapd., washed (Et2O), elem. anal.; | 98% |
1,4-di(diphenylphosphino)-butane
(maleonitriledithilato)(1,4-bis(diphenylphosphino)butane)nickel(II)
Conditions | Yield |
---|---|
In acetone mixt. of solids NiCl2*6H2O (1 mmol) and Ph2P(CH2)4P(Ph)2 (0.42 g) in acetone stirred for 1 h; pptd. by H2O addn. with stirring; ppt. filtered off; washed (H2O, EtOH, Et2O); dried at room temp.; elem. anal.; | 98% |
dichloro(tetraethylcyclobutadiene)platinum(II)
1,4-di(diphenylphosphino)-butane
(PtCl2(C4(C2H5)4))2((C6H5)2P(CH2)4P(C6H5)2)
Conditions | Yield |
---|---|
In dichloromethane Ar-atmosphere; stirring Pt-complex with 0.5 equiv. of phosphine (room temp., 5-10 h); pptn. on Et2O addn., filtration, washing (Et2O), drying (vac.); elem. anal.; | 97% |
dichloro(tetraethylcyclobutadiene)platinum(II)
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
In dichloromethane Ar-atmosphere; stirring Pt-complex with equimolar amt. of phosphine (room temp., 2-3 h); pptn. on Et2O addn., standing (overnight), filtration, washing (Et2O), drying (vac.); | 97% |
1,4-di(diphenylphosphino)-butane
[Pd(o-C6H4C=NCH=CHNMe)((C6H5)2P(CH2)4P(C6H5)2-P,P)]ClO4
Conditions | Yield |
---|---|
In acetone N2-atmosphere; stirring equimolar amts. of Pd-complex and phosphine (room temp., 2 h), addn. of NaClO4, stirring for 2 h, addn. of H2O, stirringfor 4 h (pptn.); filtration, drying (vac.), recrystn. (CH2Cl2/hexane); elem. anal.; | 97% |
RuBr2(P(C6H5)3)3
1,4-di(diphenylphosphino)-butane
RuBr2(1,4-bis(diphenylphosphino)butane)(PPh3)
Conditions | Yield |
---|---|
In further solvent(s) Ar-atmosphere; equimolar amts., stirring in CH2Br2 at room temp. for 2 h; vol. reduction, pptn. on EtOH addn., collection (filtration), washing (EtOH, hexanes), drying (vac.); elem. anal.; | 97% |
tris(triphenylphosphine)ruthenium(II) chloride
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
In hexane for 2h; Reflux; | 97% |
Conditions | Yield |
---|---|
Stage #1: Ru(OAc)2(CO)(PPh3)2; 1,4-di(diphenylphosphino)-butane In dichloromethane at 20℃; for 6h; Stage #2: ethylenediamine In dichloromethane at 20℃; for 2h; | 97% |
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
In chloroform at 61℃; for 65h; Inert atmosphere; | 97% |
[Ru(η1-OAc)(η2-OAc)(PPh3)2(CO)]
ethylenediamine
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
Stage #1: [Ru(η1-OAc)(η2-OAc)(PPh3)2(CO)]; 1,4-di(diphenylphosphino)-butane In dichloromethane at 20℃; for 6h; Inert atmosphere; Schlenk technique; Stage #2: ethylenediamine In dichloromethane at 20℃; for 2h; Inert atmosphere; Schlenk technique; | 97% |
formaldehyd
1,4-di(diphenylphosphino)-butane
RhCl(CO)(1,4-bis(diphenylphosphino)butane)
Conditions | Yield |
---|---|
In ethanol; water for 0.5h; Inert atmosphere; Reflux; | 96.6% |
Conditions | Yield |
---|---|
In methanol; dichloromethane for 24h; Schlenk technique; Inert atmosphere; Reflux; | 96.3% |
pentacarbonyl(acetonitrile)tungsten
1,4-di(diphenylphosphino)-butane
A
{1,4-bis(diphenylphosphino)butane}tetracarbonyltungsten(0)
B
{W(CO)5}2(P(C6H5)2(CH2)4P(C6H5)2)
Conditions | Yield |
---|---|
In toluene (W(CO)5(NCMe)) and diphosphine (molar ratio: 5:1) refluxed in toluene under nitrogen (2-2.5 h), soln. filtered through cellulose, pumped to dryness; washing with hexane or chromy. (silica gel, benzene); 31P-NMR; | A 4% B 96% |
In chloroform (W(CO)5(NCMe)) and diphosphine (molar ratio: 2:1) refluxed in CHCl3 under nitrogen (55°C, 2-2.5 h), soln. filtered through cellulose, pumped to dryness; washing with hexane or chromy. (silica gel, benzene); 31P-NMR; | A 87% B 13% |
In chloroform (W(CO)5(NCMe)) and diphosphine (molar ratio: 2:1) refluxed in CHCl3 under nitrogen (55°C, 2-2.5 h), soln. filtered through cellulose, pumped to dryness; washing with hexane or chromy. (silica gel, benzene); 31P-NMR; | A 76% B 24% |
In toluene (W(CO)5(NCMe)) and diphosphine (molar ratio: 2:1) refluxed in toluene under nitrogen (2-2.5 h), soln. filtered through cellulose, pumped to dryness; washing with hexane or chromy. (silica gel, benzene); 31P-NMR; | A 43% B 57% |
1,4-di(diphenylphosphino)-butane
{Rh((C6H5)2PCH2CH2CH2CH2P(C6H5)2)2}(1+)*BF4(1-)={Rh((C6H5)2PCH2CH2CH2CH2P(C6H5)2)2}BF4
Conditions | Yield |
---|---|
In methanol; dichloromethane H2-atmosphere; stirring (room temp., 20 min), phosphine soln. (CH2Cl2) addn., stirring (2 h); evapn. (vac.); | 96% |
dichloro(1,5-cyclooctadiene)platinum(ll)
phosphoric acid monophenyl ester
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
With Ag2O In dichloromethane react. under dry N2, addn. of (C6H5)2P(CH2)4P(C6H5)2, phenyl dihydrogenphosphate (molar ratio = 1:1) and an excess of Ag2O to a stirred soln. of PtCl2(cycloocta-1,5-diene) in CH2Cl2, refluxing for 4 h, cooling; filtration,, evapg. the filtrate to dryness under reduced pressure, oily residue, dissolving the oil in CH2Cl2, addn. of light petroleum, crystn. on standing, recrystn. from CH2Cl2-light petroleum, drying in vac., elem. anal.; | 96% |
dichloro(1,5-cyclooctadiene)platinum(ll)
2,6-dimethylphenyl isonitrile
1,4-di(diphenylphosphino)-butane
Conditions | Yield |
---|---|
In dichloromethane; acetone under N2; successive addn. of diphosphine, isocyanide and excess of NH4PF6 to Pt-compd. dissolved in CH2Cl2 and acetone, stirring at room temp.for 2 h; evapn. of solvent to dryness under reduced pressure, extn. of residue with CH2Cl2, washing with H2O and drying over Na2SO4, concg. of soln., crystn. by addn. of Et2O; elem. anal.; | 96% |
[Pd(μ-N3)(2-(2'-thienyl)pyridine(-H))]2
1,4-di(diphenylphosphino)-butane
[Pd(N3)(2-(2'-thienyl)pyridine)]2(μ-1,4-bis(diphenylphosphino)butane)
Conditions | Yield |
---|---|
In dichloromethane (under N2 or Ar, Schlenk); CH2Cl2 soln. of ligand added to soln. of Pd-complex in CH2Cl2, stirred for 5 h; solvent removed, washed with Et2O, recrystd. from CH2Cl2-n-hexane; elem.anal.; | 96% |
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