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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

1,5-Dibromopentane

Cas:111-24-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality 1,5-Dibromopentane supplier in China

Cas:111-24-0

Min.Order:1 Metric Ton

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Type:Manufacturers

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Jinan Finer Chemical Co., Ltd

Product Description Product website: http://www.finerchem.com Product Name 1,5-Dibromopentane CAS No. 111-24-0 Appearance Colorless transparent liquid

1,5-Dibromopentane

Cas:111-24-0

Min.Order:1 Gram

FOB Price: $8.0

Type:Lab/Research institutions

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Hebei yanxi chemical co.,LTD.

Hebei yanxi chemical co. LTD. has expanded a compositive entity from initially only as a small manufacturer. The company dedicated to the development, production and marketing of chemicals. After many years of efforts, we have established stable

1,5-Dibromopentane

Cas:111-24-0

Min.Order:1 Metric Ton

FOB Price: $1.0 / 2.0

Type:Manufacturers

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Henan Allgreen Chemical Co.,Ltd

high quality Appearance:Colorless liquid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai

1,5-dibromopentane

Cas:111-24-0

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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EAST CHEMSOURCES LIMITED

1,5-Dibromopentane Appearance: colorless or light yellow liquid Melting point: -34℃ Boiling point: 222.3℃ 111~112℃(2.67kPa) Flash point: 39℃ Relat

1,5-Dibromopentane

Cas:111-24-0

Min.Order:1 Kilogram

FOB Price: $2.0 / 3.0

Type:Manufacturers

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Ality Chemical Corporation

The 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

Factory Supply 1,5-dibromopentane

Cas:111-24-0

Min.Order:1

Negotiable

Type:Other

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Shanghai Seasonsgreen Chemical Co.,Ltd

Shanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu

lower price High quality 1,5-Dibromopentane

Cas:111-24-0

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

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Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

1,5-Dibromopentane

Cas:111-24-0

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

TIANFU-CHEM 111-24-0 1,5-Dibromopentane

Cas:111-24-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

1,5-Dibromopentane 111-24-0

Cas:111-24-0

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Top CAS 111-24-0 with high-quality service

Cas:111-24-0

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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Wuhan Han Sheng New Material Technology Co.,Ltd

Our 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

Hot Sell Factory Supply Raw Material 1,5-Dibromopentane CAS 111-24-0

Cas:111-24-0

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Identification Product name: 1,5- dibromopentane Product name: 1,5-dibromopentane Molecular formula: C5H10Br2 Molecular weight: 229.94 Structural

1,5- dibromopentane

Cas:111-24-0

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:Colorless to slight yellow liquid Storage:R.T Package:25kg/Barrel Application:Used as an intermediate in organic synthesis Transportation:Express/Sea/Air Port:Any port in China

Factory 1,5-Dibromopentane cas:111-24-0 with best price

Cas:111-24-0

Min.Order:1 Metric Ton

FOB Price: $1000.0 / 13400.0

Type:Lab/Research institutions

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Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

1,5-Dibromopentane 111-24-0

Cas:111-24-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

Shanghai Minstar Chemical Co., Ltd

roduct Name: Dimethyldimethoxysilane CAS: 1112-39-6 MF: C4H12O2Si MW: 120.22 EINECS: 214-189-4 Mol File: 1112-39-6.mol Dimethyldimethoxysilane Structure Dimethyldimethoxysilane Chemical Properties Melting point -80°C Boili

1,5-Dibromopentane

Cas:111-24-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

1,5-Dibromopentane CAS:111-24-0 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 organic interme

1,5-Dibromopentane CAS:111-24-0

Cas:111-24-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Shandong Hanjiang Chemical Co., Ltd.

Hello, 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

1,5-Dibromopentane

Cas:111-24-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram

1,5-Dibromopentane CAS NO.111-24-0

Cas:111-24-0

Min.Order:10 Gram

Negotiable

Type:Trading Company

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Lonwin Chemical Group Limited

1,5-Dibromopentane CAS:111-24-0 Specification Appearance: colorless or light yellow liquid Melting point: -34℃ Boiling point: 222.3℃ 111~112℃(2.67kPa) Flash point: 39℃ Relative Density:

Factory supply 1,5-Dibromopentane

Cas:111-24-0

Min.Order:1 Kilogram

Negotiable

Type:Other

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Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

1,5-Dibromopentane

Cas:111-24-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Triumph International Development Limilted

Appearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By

1,5-Dibromopentane

Cas:111-24-0

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

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Hangzhou Fonlynn Health Technology Co., Ltd.

Packing: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Appearance:Colorless or light yellow liquid / Refer to COA

In stock 1,5-Dibromopentane 111-24-0 CAS door to door

Cas:111-24-0

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

1,5-Dibromopentane

Cas:111-24-0

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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Hangzhou J&H Chemical Co., Ltd.

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

1,5-Dibromopentane

Cas:111-24-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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SHANGHAI T&W PHARMACEUTICAL CO., LTD.

A 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

1,5-Dibromopentane

Cas:111-24-0

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

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Chemlyte Solutions

Chemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff

Featured products 1,5-Dibromopentane

Cas:111-24-0

Min.Order:100 Gram

Negotiable

Type:Other

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Hefei Zhaobo Technology Co., Ltd.

Our Advantages Production: Advanced chemical equipment with years of experience.Staffs for producing various extract products. Quality Control:A complete set of Testing Professional and Analysis Equipment ensures the Quality Requirements and Speci

1,5-Dibromopentane CAS 111-24-0

Cas:111-24-0

Min.Order:1 Kilogram

FOB Price: $150.0 / 180.0

Type:Trading Company

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Synthetic route

bromopentene
1119-51-3

bromopentene

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
With 2,2'-azobis(isobutyronitrile); hydrogen bromide In toluene at 0℃; for 2h; Reagent/catalyst; Solvent;92%
{η5-(C5H5)Ru(CO)2}{μ-(CH2)5}

{η5-(C5H5)Ru(CO)2}{μ-(CH2)5}

A

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

B

bromodicarbonyl(η5-cyclopentadienyl)ruthenium

bromodicarbonyl(η5-cyclopentadienyl)ruthenium

Conditions
ConditionsYield
With bromine In tetrahydrofuran under N2, stirred at room temp. for 10 min; solvent removed under reduced pressure, residue dissolved (CH2Cl2), chromy. (alumina, hexane, CH2Cl2);A >90
B 91%
1 ,5-pentanediol
111-29-5

1 ,5-pentanediol

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
With hydrogen bromide In octane; water at 148 - 150℃; for 6h; Temperature; Dean-Stark;88%
With sulfuric acid; water; hydrogen bromide
With hydrogen bromide
With hydrogen bromide at 80 - 90℃;
With 2,6-dimethylpyridine; carbon tetrabromide In N,N-dimethyl-formamide at 23 - 35℃; for 6h; UV-irradiation;96 %Spectr.
1 ,5-pentanediol
111-29-5

1 ,5-pentanediol

A

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

B

5-bromopentan-1-ol
34626-51-2

5-bromopentan-1-ol

Conditions
ConditionsYield
With hydrogen bromide In toluene for 9h; Substitution; Heating;A n/a
B 81%
TETRAHYDROPYRANE
142-68-7

TETRAHYDROPYRANE

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
With 1,2-dibromo-1,1,2,2-tetrachloroethane; triphenylphosphine In dichloromethane at 20℃; for 0.15h; Appel Halogenation;80%
With sulfuric acid; hydrogen bromide for 3h; Heating;79%
With trimethylsilyl bromide; iodine(I) bromide for 2h; Heating;71%
TETRAHYDROPYRANE
142-68-7

TETRAHYDROPYRANE

acetic anhydride
108-24-7

acetic anhydride

A

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

B

5-bromo-1-pentanyl acetate
15848-22-3

5-bromo-1-pentanyl acetate

Conditions
ConditionsYield
With hydrogen bromide
N-benzoylpiperidine
776-75-0

N-benzoylpiperidine

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

N-benzoylpiperidine
776-75-0

N-benzoylpiperidine

A

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

B

benzonitrile
100-47-0

benzonitrile

Conditions
ConditionsYield
With phosphorus pentabromide Destillation des Produkts unter vermindertem Druck;
With phosphorus pentabromide anschliessend Behandeln mit Wasser;
With bromine; phosphorus tribromide 1.) from 24 deg C to 34 deg C, 2.) reflux, 2 h; Yield given. Multistep reaction;
With phosphorus pentabromide anschliessend Behandeln mit Wasser;
1-bromo-1-phenyl-1λ5-arsinane-1-carbonitrile

1-bromo-1-phenyl-1λ5-arsinane-1-carbonitrile

A

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

B

bromocyane
506-68-3

bromocyane

Conditions
ConditionsYield
beim Leiten von Bromdampf ueber die Schmelze;
1,5-diphenoxypentane
40339-96-6

1,5-diphenoxypentane

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
With hydrogen bromide at 170℃;
diethyl ether
60-29-7

diethyl ether

pentamethylenebis(magnesium bromide)
23708-48-7

pentamethylenebis(magnesium bromide)

2-bromoallyl bromide
513-31-5

2-bromoallyl bromide

A

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

B

2,10-dibromo-undeca-1,10-diene
91329-94-1

2,10-dibromo-undeca-1,10-diene

C

2-bromo-1-octene
13249-60-0

2-bromo-1-octene

D

7-bromo-oct-7-en-1-ol

7-bromo-oct-7-en-1-ol

Conditions
ConditionsYield
Produkt5: 2.15-Dibrom-hexadecadien-(1.15);
ethene
74-85-1

ethene

1,2-dibromomethane
74-95-3

1,2-dibromomethane

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
With dibenzoyl peroxide at 100℃; under 228007 - 257428 Torr;
N-benzoylpiperidine
776-75-0

N-benzoylpiperidine

phosphorus pentabromide
7789-69-7

phosphorus pentabromide

A

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

B

benzonitrile
100-47-0

benzonitrile

Conditions
ConditionsYield
beim Destillieren des Reaktionsprodukts;
beim Destillieren des Reaktionsprodukts;
pentamethylene glycol-diisopentyl ether

pentamethylene glycol-diisopentyl ether

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
With hydrogen bromide; acetic acid at 100℃; im Rohr;
ethene
74-85-1

ethene

water
7732-18-5

water

1,2-dibromomethane
74-95-3

1,2-dibromomethane

dibenzoyl peroxide
94-36-0

dibenzoyl peroxide

A

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

B

1,3-dibromo-propane
109-64-8

1,3-dibromo-propane

C

telomer(ic)

telomer(ic)

Conditions
ConditionsYield
at 100℃; under 228007 - 257428 Torr;
1,4-bis-isopentyloxy-pentane

1,4-bis-isopentyloxy-pentane

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

acetic acid
64-19-7

acetic acid

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
at 100℃;
5-chloro-pentanol-(1)-acetate

5-chloro-pentanol-(1)-acetate

A

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

B

1-bromo-5-chloropentane
54512-75-3

1-bromo-5-chloropentane

Conditions
ConditionsYield
With sulfuric acid; hydrogen bromide
1,5-diphenoxypentane
40339-96-6

1,5-diphenoxypentane

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
at 170℃; im geschlossenen Rohr;
1-(5-bromo-pentyl)-tetrahydro-telluropyranium; bromide

1-(5-bromo-pentyl)-tetrahydro-telluropyranium; bromide

A

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

B

pentamethylenetelluride

pentamethylenetelluride

Conditions
ConditionsYield
at 160 - 190℃; under 25 - 30 Torr;
1,5-pentanedioic acid
110-94-1

1,5-pentanedioic acid

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: concentrated sulfuric acid
2: sodium; alcohol
3: hydrogen bromide / 80 - 90 °C
View Scheme
1,5-diaminopentane
462-94-2

1,5-diaminopentane

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: nitrous acid
2: hydrobromic acid
View Scheme
Diethyl glutarate
818-38-2

Diethyl glutarate

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sodium; alcohol
2: hydrogen bromide / 80 - 90 °C
View Scheme
trans-[4-(5-Bromo-pentyloxy)-cyclohexyl]-carbamic acid benzyl ester

trans-[4-(5-Bromo-pentyloxy)-cyclohexyl]-carbamic acid benzyl ester

A

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

B

(trans)-(4-hydroxy-cyclohexyl)-carbamic acid benzyl ester
27489-63-0, 149423-75-6, 16801-62-0

(trans)-(4-hydroxy-cyclohexyl)-carbamic acid benzyl ester

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

aniline
62-53-3

aniline

N-phenyl piperidine
4096-20-2

N-phenyl piperidine

Conditions
ConditionsYield
With sodium dodecyl-sulfate; sodium hydrogencarbonate In water at 80℃; for 1h; Inert atmosphere;100%
With potassium carbonate In water at 120℃; for 0.333333h; microwave irradiation;96%
With potassium carbonate In water at 120℃; for 0.333333h; microwave irradiation;96%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

(3aR,4S,7R,7aS)‑4,7‑methylene‑1H‑isoindole‑1,3(2H)-dione
14805-29-9

(3aR,4S,7R,7aS)‑4,7‑methylene‑1H‑isoindole‑1,3(2H)-dione

N-(4-Bromopentyl)bicyclo<2.2.1>heptane-2,3-di-exo-carboximide
138274-10-9

N-(4-Bromopentyl)bicyclo<2.2.1>heptane-2,3-di-exo-carboximide

Conditions
ConditionsYield
With potassium carbonate In acetone Heating;100%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

6-(3,4-difluorophenyl)-1,6-dihydro-5-methoxycarbonyl-2-methoxymethyl-4-methylpyrimidine
200052-17-1

6-(3,4-difluorophenyl)-1,6-dihydro-5-methoxycarbonyl-2-methoxymethyl-4-methylpyrimidine

1-(5-bromopent-1-yl)-6-(3,4-difluorophenyl)-1,6-dihydro-5-methoxycarbonyl-2-methoxymethyl-4-methylpyrimidine
200052-18-2, 200052-20-6

1-(5-bromopent-1-yl)-6-(3,4-difluorophenyl)-1,6-dihydro-5-methoxycarbonyl-2-methoxymethyl-4-methylpyrimidine

Conditions
ConditionsYield
Stage #1: 6-(3,4-difluorophenyl)-1,6-dihydro-5-methoxycarbonyl-2-methoxymethyl-4-methylpyrimidine With sodium hydride In tetrahydrofuran for 0.333333h; Metallation;
Stage #2: 1,5-dibromo-pentane In tetrahydrofuran Alkylation; Heating;
100%
With NaH In tetrahydrofuran; mineral oil
With NaH In tetrahydrofuran; mineral oil
pyridine-2-acetonitrile
2739-97-1

pyridine-2-acetonitrile

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

1-(pyridin-2-yl)cyclohexanecarbonitrile

1-(pyridin-2-yl)cyclohexanecarbonitrile

Conditions
ConditionsYield
With sodium hydride In diethyl ether; dimethyl sulfoxide; mineral oil at 15 - 20℃; for 25h; Inert atmosphere;100%
Stage #1: pyridine-2-acetonitrile With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.666667h;
Stage #2: 1,5-dibromo-pentane In tetrahydrofuran at -78 - 20℃; for 10h;
88%
With sodium hydride In diethyl ether; dimethyl sulfoxide; mineral oil at 15 - 20℃; for 25h; Inert atmosphere;74%
In water; dimethyl sulfoxide; ethyl acetate; isopropyl alcohol72%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

pentamethylenebis(zinc bromide)

pentamethylenebis(zinc bromide)

Conditions
ConditionsYield
In tetrahydrofuran Br(CH2)5Br was added to Zn powder in THF in a sealed and evacuated glass apparatus, mixt. was stirred for 5 h at 65°C; detd. by titrn.;100%
3-bromo-5-hydroxybenzoic acid ethyl ester
870673-35-1

3-bromo-5-hydroxybenzoic acid ethyl ester

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Ethyl 3-bromo-5-[(5-bromopentyl)oxy]benzoate
1229442-80-1

Ethyl 3-bromo-5-[(5-bromopentyl)oxy]benzoate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 1h;100%
1-methyl-1H-imidazole
616-47-7

1-methyl-1H-imidazole

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

3,3′‐(pentane‐1,5‐diyl)bis(1‐methyl‐1H‐imidazol‐3‐ium) bromide

3,3′‐(pentane‐1,5‐diyl)bis(1‐methyl‐1H‐imidazol‐3‐ium) bromide

Conditions
ConditionsYield
In tetrahydrofuran at 100℃;100%
In acetonitrile at 20℃; for 120h;93%
In methanol at 0 - 55℃; for 64h; Inert atmosphere;90%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

C18H20N2O
1104607-83-1

C18H20N2O

1-(3,4-dihydroquinolin-1(2H)-yl)-3-phenyl-2-(piperidin-1-yl)propan-1-one
1613244-34-0

1-(3,4-dihydroquinolin-1(2H)-yl)-3-phenyl-2-(piperidin-1-yl)propan-1-one

Conditions
ConditionsYield
With sodium hydrogencarbonate In acetonitrile for 17h; Reflux;100%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

4-hydroxy-3-methoxybenzoic acid methyl ester
3943-74-6

4-hydroxy-3-methoxybenzoic acid methyl ester

1',5'-bis<2-methoxy-(4-methoxycarbonyl)phenoxy>pentane
145325-42-4

1',5'-bis<2-methoxy-(4-methoxycarbonyl)phenoxy>pentane

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 75℃; for 3h; Inert atmosphere;100%
With potassium carbonate In N,N-dimethyl-formamide for 3h; Inert atmosphere;7.92 g
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

C25H17NO8

C25H17NO8

C55H44N2O16(2+)*2Br(1-)

C55H44N2O16(2+)*2Br(1-)

Conditions
ConditionsYield
In acetonitrile Solvent; Reflux;100%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

diethyl malonate
105-53-3

diethyl malonate

tetraethyl heptane-1,1,7,7-tetracarboxylate
217961-07-4

tetraethyl heptane-1,1,7,7-tetracarboxylate

Conditions
ConditionsYield
Stage #1: diethyl malonate With sodium ethanolate for 1h; Reflux; Industrial scale;
Stage #2: 1,5-dibromo-pentane for 1h; Reflux; Industrial scale;
100%
Stage #1: diethyl malonate With sodium ethanolate In ethanol at 40℃; Inert atmosphere;
Stage #2: 1,5-dibromo-pentane In ethanol at 55℃; for 2h; Inert atmosphere;
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

gentitein
529-49-7

gentitein

C18H17BrO5

C18H17BrO5

Conditions
ConditionsYield
Stage #1: gentitein With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 20h;
99.8%
Stage #1: gentitein With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 12.5h;
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

isogentisine
491-64-5

isogentisine

C19H19BrO5

C19H19BrO5

Conditions
ConditionsYield
Stage #1: isogentisine With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 20h;
99.7%
Stage #1: isogentisine With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 12.5h;
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

1,3-dihydroxy-7-bromo-9H-xanthen-9-one
100334-97-2

1,3-dihydroxy-7-bromo-9H-xanthen-9-one

C18H16Br2O4

C18H16Br2O4

Conditions
ConditionsYield
Stage #1: 7-bromo-1,3-dihydroxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 20h;
99.6%
Stage #1: 7-bromo-1,3-dihydroxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 12.5h;
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

1,3-dihydroxyxanthone
3875-68-1

1,3-dihydroxyxanthone

1-hydroxy-3-(5-bromo-pentyloxy)-9H-xanthene-9-one
1443044-01-6

1-hydroxy-3-(5-bromo-pentyloxy)-9H-xanthene-9-one

Conditions
ConditionsYield
Stage #1: 1,3-dihydroxyxanthone With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 20h;
99.4%
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 6h;82%
With potassium carbonate In acetone at 60℃; for 4h; Reflux;72.39%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

7-chloro-1,3-dihydroxy-9H-xanthen-9-one
100334-95-0

7-chloro-1,3-dihydroxy-9H-xanthen-9-one

C18H16BrClO4

C18H16BrClO4

Conditions
ConditionsYield
Stage #1: 7-chloro-1,3-dihydroxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 20h;
99.2%
Stage #1: 7-chloro-1,3-dihydroxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 12.5h;
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

1,3-dihydroxy-8-methoxy-9H-xanthen-9-one
2980-31-6

1,3-dihydroxy-8-methoxy-9H-xanthen-9-one

C19H19BrO5

C19H19BrO5

Conditions
ConditionsYield
Stage #1: 1,3-dihydroxy-8-methoxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 20h;
99.2%
Stage #1: 1,3-dihydroxy-8-methoxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 12.5h;
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

1,3-dihydroxy-6,7-dimethoxy-9H-xanthen-9-one
34318-15-5

1,3-dihydroxy-6,7-dimethoxy-9H-xanthen-9-one

C20H21BrO6

C20H21BrO6

Conditions
ConditionsYield
Stage #1: 1,3-dihydroxy-6,7-dimethoxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 20h;
99.2%
Stage #1: 1,3-dihydroxy-6,7-dimethoxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1,5-dibromo-pentane In N,N-dimethyl-formamide at 20℃; for 12.5h;
piperidine
110-89-4

piperidine

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

6-azaspiro[5.5]undecan-6-ium bromide
6286-82-4

6-azaspiro[5.5]undecan-6-ium bromide

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In chloroform for 15h; Reflux;99%
With potassium carbonate In acetonitrile Reflux;77%
Stage #1: 1,5-dibromo-pentane With potassium carbonate In acetonitrile at 100℃;
Stage #2: piperidine at 100℃;
67%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

1,5-diazidopentane
17607-21-5

1,5-diazidopentane

Conditions
ConditionsYield
With sodium azide In water; N,N-dimethyl-formamide at 80℃; for 20h;99%
With sodium azide In N,N-dimethyl-formamide at 60℃; for 10h;96%
With sodium azide In water at 120 - 140℃; Microwave irradiation;94%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

[13C]-potassium cyanide
25909-68-6

[13C]-potassium cyanide

-1,5-dicyanopentane
89050-37-3

-1,5-dicyanopentane

Conditions
ConditionsYield
With 18-crown-6 ether In acetonitrile for 16h; Heating;99%
In ethanol; water Heating;87%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

1,5-bis(N-hexadecyl-N,N-dimethylammonium)pentane dibromide

1,5-bis(N-hexadecyl-N,N-dimethylammonium)pentane dibromide

Conditions
ConditionsYield
In ethanol at 80℃; for 48h;99%
In acetonitrile for 2.5h; Reflux;90%
In ethanol for 48h; Reflux;83%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

Benzimidazol-2-thiol
134469-07-1

Benzimidazol-2-thiol

1,5-bis(2-benzimidazoylthio)pentane

1,5-bis(2-benzimidazoylthio)pentane

Conditions
ConditionsYield
With sodium hydroxide In ethanol99%
With sodium hydroxide In ethanol99%
1-benzylimidazole
4238-71-5

1-benzylimidazole

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

2BrH(1-)*C25H30N4(2+)

2BrH(1-)*C25H30N4(2+)

Conditions
ConditionsYield
In ethyl acetate at 20 - 150℃; for 0.333333h; Microwave irradiation;99%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

p-cresol
106-44-5

p-cresol

1,5-bis(4-methylphenoxy)pentane
108255-74-9

1,5-bis(4-methylphenoxy)pentane

Conditions
ConditionsYield
With 18-crown-6 ether; potassium carbonate In tetrahydrofuran for 20h; Inert atmosphere; Reflux;99%
With potassium carbonate In acetonitrile Reflux;93%
Stage #1: p-cresol With sodium hydroxide In ethanol for 0.5h; Cooling with ice;
Stage #2: 1,5-dibromo-pentane In ethanol Reflux;
83.1%
1-phenylphospholane
3302-87-2

1-phenylphospholane

1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

1,5-bis(phenylphospholanium)pentane dibromide

1,5-bis(phenylphospholanium)pentane dibromide

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h; Inert atmosphere; Schlenk technique;99%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

1-ethyl-1,4-diazabicyclo[2.2.2]octan-1-ium bromide

1-ethyl-1,4-diazabicyclo[2.2.2]octan-1-ium bromide

1,5-bis-(4-ethyl-1,4-diazoniabicyclo[2.2.2]octan-1-yl)pentane tetrabromide

1,5-bis-(4-ethyl-1,4-diazoniabicyclo[2.2.2]octan-1-yl)pentane tetrabromide

Conditions
ConditionsYield
In methanol at 55℃; for 144h;99%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

C15H20O6

C15H20O6

C19H28O5

C19H28O5

Conditions
ConditionsYield
With magnesium In tetrahydrofuran at 0 - 20℃; for 5h; diastereoselective reaction;99%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

N-((1S,2S)-2-aminocyclohexyl)acetamide

N-((1S,2S)-2-aminocyclohexyl)acetamide

N-((1S,2S)-2-(piperidin-1-yl)cyclohexyl)acetamide

N-((1S,2S)-2-(piperidin-1-yl)cyclohexyl)acetamide

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In acetonitrile for 4h; Inert atmosphere; Reflux;99%
With N-ethyl-N,N-diisopropylamine In acetonitrile at 110℃; for 3h; Microwave irradiation;95%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

methyl 3-(2-hydroxy-2''-(prop-1-yn-1-yl)-[1,1':3',1''-terphenyl]-4'-yl)propiolate

methyl 3-(2-hydroxy-2''-(prop-1-yn-1-yl)-[1,1':3',1''-terphenyl]-4'-yl)propiolate

methyl 3-(2-((5-bromopentyl)oxy)-2''-(prop-1-yn-1-yl)-[1,1':3',1''-terphenyl]-4'-yl)propiolate

methyl 3-(2-((5-bromopentyl)oxy)-2''-(prop-1-yn-1-yl)-[1,1':3',1''-terphenyl]-4'-yl)propiolate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 90℃; for 1.5h; Inert atmosphere;99%

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