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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem'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

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

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 5-Bromovaleryl Chloride supplier in China

Cas:4509-90-4

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

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 5-Bromopentanoyl chloride

Cas:4509-90-4

Min.Order:1

Negotiable

Type:Other

inquiry

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

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

Henan Tianfu Chemical Co., Ltd. is located in Zhengzhou High-tech Development Zone with import and export license. We passed ISO 9001:2008 in 2009, and won "High-tech Enterprise" by provincial government in 2013.The objective of the com

TIANFU-CHEM - 5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:1 Gram

FOB Price: $1000.0

Type:Lab/Research institutions

inquiry

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

Wholesale price CAS 4509-90-4 with best price

Cas:4509-90-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

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

TIANFU-CHEM - 5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product name 5-Bromovaleryl chloride CAS 4509-90-4 Synonyms 5-Bromopentanoyl chloride 98%;5-broMo-aMyl chloride;5-BroMovaleryl chloride, 98% 5GR;5-BroMobalery chloride;5-BROMOPEN

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Other

inquiry

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

5-Bromovaleryl chloride 4509-90-4

Cas:4509-90-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:1 Kilogram

FOB Price: $76.0 / 85.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

5-Bromovaleryl chloride CAS:4509-90-4 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 in

5-Bromovaleryl chloride CAS:4509-90-4

Cas:4509-90-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

5-Bromovaleryl Chloride

Cas:4509-90-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

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

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

5-BROMOVALERYL CHLORIDE

Cas:4509-90-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Massive Chemical Technology Co., Ltd.

Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo 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

High quality 5-Bromovaleryl Chloride

Cas:4509-90-4

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:white crystal powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Inte

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Siwei Development Group Ltd.

Product name: 5-Bromovaleryl Chloride CAS No.: 4509-90-4 Molecule Formula:C5H8BrClO Molecule Weight:199.47 Purity: 96.0% Package: 200kg/drum Description:Colorless transparent liquid Manufacture Standards:Enterprise Standard TEST

Lower Price 5-Bromovaleryl Chloride in stock

Cas:4509-90-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Jiangsu Qianyu Molecular Technology Co., LTD.

Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

In Bulk Supply5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Minstar Chemical Co., Ltd

5-Bromovaleryl chloride Chemical Properties Boiling point 116-118 °C/33 mmHg (lit.) density 1.49 g/mL at 25 °C (lit.) refractive index n20/D 1.492(lit.) Fp 225 °F Specific Gravity 1.49 Water Solubility Reacts with w

5-Bromovaleryl Chloride

Cas:4509-90-4

Min.Order:1 Gram

FOB Price: $65.0

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

TIANFU-CHEM - 5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Hangzhou Huarong Pharm Co., Ltd.

Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology 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 chemicals. W

TIANFU-CHEM - 5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

TIANFU-CHEM - 5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hangzhou Zhongqi chem Co.,Ltd.

Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service an

5-Bromovaleryl chloride

Cas:4509-90-4

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Synthetic route

5-bromopentanoic acid
2067-33-6

5-bromopentanoic acid

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

Conditions
ConditionsYield
With thionyl chloride100%
With oxalyl dichloride In benzene at 20 - 50℃; Inert atmosphere;98%
With oxalyl dichloride In benzene at 50℃; for 3h;97%
5-Bromvaleriansaeuretrimethylsilylester
71250-83-4

5-Bromvaleriansaeuretrimethylsilylester

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

Conditions
ConditionsYield
With thionyl chloride
δ-bromo-n-valeric acid

δ-bromo-n-valeric acid

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

Conditions
ConditionsYield
With thionyl chloride
3,4,5,6-tetrahydro-2H-pyran-2-one
542-28-9

3,4,5,6-tetrahydro-2H-pyran-2-one

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

Conditions
ConditionsYield
Multi-step reaction with 2 steps
2: SOCl2
View Scheme
oxalyl dichloride
79-37-8

oxalyl dichloride

5-bromopentanoic acid
2067-33-6

5-bromopentanoic acid

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

Conditions
ConditionsYield
In N-methyl-acetamide; dichloromethane
In N-methyl-acetamide; dichloromethane
5-bromopentanoic acid
2067-33-6

5-bromopentanoic acid

N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

Conditions
ConditionsYield
With oxalyl dichloride In dichloromethane at 20℃;
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

methoxybenzene
100-66-3

methoxybenzene

5-bromo-1-(4-methoxyphenyl)pentan-1-one
69287-12-3

5-bromo-1-(4-methoxyphenyl)pentan-1-one

Conditions
ConditionsYield
With aluminum (III) chloride In dichloromethane at 0 - 20℃; for 2h;100%
With aluminium trichloride Friedel-Crafts acylation;85%
With aluminum (III) chloride In dichloromethane at 0 - 20℃; for 2h; Friedel-Crafts Acylation;
With metallic chloride at 50℃; Friedel-Crafts Acylation;
With aluminum (III) chloride In dichloromethane at 0 - 20℃; Inert atmosphere;
propylamine
107-10-8

propylamine

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

5-Bromo-pentanoic acid propylamide
442913-00-0

5-Bromo-pentanoic acid propylamide

Conditions
ConditionsYield
With pyridine In dichloromethane100%
In N,N-dimethyl-formamide
In N,N-dimethyl-formamide
3-(3-pyridyl)propan-1-ol
2859-67-8

3-(3-pyridyl)propan-1-ol

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

5-bromo-pentanoic acid 3-pyridin-3-yl-propyl ester

5-bromo-pentanoic acid 3-pyridin-3-yl-propyl ester

Conditions
ConditionsYield
With pyridine In dichloromethane100%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

benzyl alcohol
100-51-6

benzyl alcohol

Benzyl 5-bromovalerate
60343-28-4

Benzyl 5-bromovalerate

Conditions
ConditionsYield
With pyridine In dichloromethane100%
With triethylamine In dichloromethane at 0 - 20℃; for 16.5h;100%
With triethylamine In dichloromethane at 0 - 20℃;
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

(naphth-1-yl)methylamine
118-31-0

(naphth-1-yl)methylamine

5-bromo-pentanoic acid (naphthalen-1-ylmethyl)-amide

5-bromo-pentanoic acid (naphthalen-1-ylmethyl)-amide

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide for 1h;100%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

N,O-dimethylhydroxylamine*hydrochloride
6638-79-5

N,O-dimethylhydroxylamine*hydrochloride

5-bromo-N-methoxy-N-methylpentanamide
130250-58-7

5-bromo-N-methoxy-N-methylpentanamide

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dichloromethane at 25℃; for 12h;100%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

3-(3-bromophenyl)-1H-pyrazol-5-amine
149246-81-1

3-(3-bromophenyl)-1H-pyrazol-5-amine

5-bromo-pentanoic acid [5-(3-bromo-phenyl)-2H-pyrazol-3-yl]-amide
1040724-62-6

5-bromo-pentanoic acid [5-(3-bromo-phenyl)-2H-pyrazol-3-yl]-amide

Conditions
ConditionsYield
In ISOPROPYLAMIDE at 0℃; for 1h;100%
In ISOPROPYLAMIDE at 0℃; for 1h;
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

2-aminophenethyl alcohol
5339-85-5

2-aminophenethyl alcohol

5-bromo-N-[2-(2-hydroxyethyl)phenyl]pentanamide
1430091-95-4

5-bromo-N-[2-(2-hydroxyethyl)phenyl]pentanamide

Conditions
ConditionsYield
With triethylamine In dichloromethane at -5 - 0℃;100%
With triethylamine In dichloromethane at -5 - 0℃;100%
4-chloro-2-butyn-1-amine
87876-05-9

4-chloro-2-butyn-1-amine

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

5-bromo-N-(4-chlorobut-2-ynyl)pentanamide

5-bromo-N-(4-chlorobut-2-ynyl)pentanamide

Conditions
ConditionsYield
With triethylamine In dichloromethane at -5 - 20℃; for 2h;100%
4-amino-1-benzylpiperidine
50541-93-0

4-amino-1-benzylpiperidine

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

N-(1-benzylpiperidin-4-yl)-5-bromopentanamide

N-(1-benzylpiperidin-4-yl)-5-bromopentanamide

Conditions
ConditionsYield
With potassium carbonate In water; ethyl acetate for 1h;99%
With triethylamine In dichloromethane at 20℃;61%
With aq. KCO3 In ethyl acetate at 20℃; for 1h;
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

4-bromo-aniline
106-40-1

4-bromo-aniline

5-bromo-N-(4-bromophenyl)pentanamide
948883-07-6

5-bromo-N-(4-bromophenyl)pentanamide

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0℃; for 3h;99%
With triethylamine In dichloromethane at 0℃; for 1h;86%
With triethylamine In DCE at 20℃;
dimethylenecyclourethane
497-25-6

dimethylenecyclourethane

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

3-(5-bromopentanoyl)oxazolidin-2-one
1330681-59-8

3-(5-bromopentanoyl)oxazolidin-2-one

Conditions
ConditionsYield
Stage #1: dimethylenecyclourethane With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.25h; Inert atmosphere;
Stage #2: 5-bromovaleroyl chloride In tetrahydrofuran; hexane at -78 - 20℃; for 1.5h; Inert atmosphere;
99%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

C21H20F3N3O2

C21H20F3N3O2

C26H27BrF3N3O3

C26H27BrF3N3O3

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃; for 3h; Cooling with ice;99%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

H-Phe-OEt
3081-24-1

H-Phe-OEt

(S)-2-(5-Bromo-pentanoylamino)-3-phenyl-propionic acid ethyl ester
170798-06-8

(S)-2-(5-Bromo-pentanoylamino)-3-phenyl-propionic acid ethyl ester

Conditions
ConditionsYield
In N,N-dimethyl-formamide for 1h; Ambient temperature;98%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

4-methoxycarbonyl aniline
619-45-4

4-methoxycarbonyl aniline

4-(5-Bromo-pentanoylamino)-benzoic acid methyl ester
195191-89-0

4-(5-Bromo-pentanoylamino)-benzoic acid methyl ester

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0 - 25℃; for 1.5h;98%
chloraminophenamide
121-30-2

chloraminophenamide

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

N-[2,4-bis(aminosulfonyl)-5-chlorophenyl]-5-bromo-pentanamide
907625-19-8

N-[2,4-bis(aminosulfonyl)-5-chlorophenyl]-5-bromo-pentanamide

Conditions
ConditionsYield
In 1,4-dioxane for 2h; Heating / reflux;98%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

C51H101NO4

C51H101NO4

C56H108BrNO5

C56H108BrNO5

Conditions
ConditionsYield
With dmap; triethylamine In benzene at 20℃;98%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

Diethyl iminodiacetate
6290-05-7

Diethyl iminodiacetate

C13H22BrNO5
1132801-02-5

C13H22BrNO5

Conditions
ConditionsYield
With triethylamine In acetonitrile at 0 - 20℃; for 2h;97.7%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

(-)-N-{2-[3-acetyl-5-(2-oxopiperidino)-2-phenyl-2,3-dihydro-1,3,4-thiadiazol-2-yl]ethyl}methanesulfonamide

(-)-N-{2-[3-acetyl-5-(2-oxopiperidino)-2-phenyl-2,3-dihydro-1,3,4-thiadiazol-2-yl]ethyl}methanesulfonamide

Conditions
ConditionsYield
With pyridine; sodium acetate97%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

methyl-4-cyanobenzylamine
34403-48-0

methyl-4-cyanobenzylamine

5-bromo-N-[(4-cyanophenyl)methyl]-N-methylpentanamide
633699-38-4

5-bromo-N-[(4-cyanophenyl)methyl]-N-methylpentanamide

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0 - 20℃; for 5h;97%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

3-bromo-2-methylaniline
55289-36-6

3-bromo-2-methylaniline

1-(3-bromo-2-methylphenyl)piperidin-2-one
1231891-49-8

1-(3-bromo-2-methylphenyl)piperidin-2-one

Conditions
ConditionsYield
Stage #1: 5-bromovaleroyl chloride; 3-bromo-2-methylaniline With triethylamine In dichloromethane at 20℃; for 0.5h;
Stage #2: With sodium hydride In tetrahydrofuran at 20℃;
Stage #3: With hydrogenchloride; water In tetrahydrofuran
97%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

4-nitro-aniline
100-01-6

4-nitro-aniline

1-(4-nitrophenyl)piperidine-2-one
38560-30-4

1-(4-nitrophenyl)piperidine-2-one

Conditions
ConditionsYield
Stage #1: 5-bromovaleroyl chloride; 4-nitro-aniline With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 0 - 20℃;
Stage #2: With potassium tert-butylate In tetrahydrofuran at 0 - 20℃;
96%
With pyridine; dmap In tetrahydrofuran at 0 - 100℃; for 1h;96.82%
Stage #1: 5-bromovaleroyl chloride; 4-nitro-aniline In tetrahydrofuran; water at 20℃; for 1h; Green chemistry;
Stage #2: In tetrahydrofuran; water at 20℃; for 4h; Green chemistry;
90%
Stage #1: 5-bromovaleroyl chloride; 4-nitro-aniline With triethylamine In tetrahydrofuran at 0 - 20℃;
Stage #2: With potassium tert-butylate In tetrahydrofuran at 0 - 20℃;
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

C11H12Cl2N2O

C11H12Cl2N2O

5-bromo-N-[4-(3,3-dichloro-2-oxopiperidin-1-yl)phenyl]valeroyl amide

5-bromo-N-[4-(3,3-dichloro-2-oxopiperidin-1-yl)phenyl]valeroyl amide

Conditions
ConditionsYield
With pyridine; dmap In dichloromethane at 20℃; for 0.5h;96.04%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

cholesterol
57-88-5

cholesterol

cholest-5-en-3-β-yl 5-bromopentanoate
86689-84-1

cholest-5-en-3-β-yl 5-bromopentanoate

Conditions
ConditionsYield
With pyridine for 1h;96%
With pyridine In dichloromethane at 0 - 24℃; for 1h;96%
With pyridine In tetrahydrofuran at 0 - 20℃; for 12h;84%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

methyl 6-chloroanthranilate
41632-04-6

methyl 6-chloroanthranilate

methyl 2-(5-bromopentanoylamino)-6-chlorobenzoate
864387-30-4

methyl 2-(5-bromopentanoylamino)-6-chlorobenzoate

Conditions
ConditionsYield
With pyridine In tetrahydrofuran at 0 - 20℃; for 1h;96%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

tert-butyl N-(2-amino-6-methyl-phenyl)-N-(4-cyano-phenyl)-hydrazinocarboxylate
1075282-08-4

tert-butyl N-(2-amino-6-methyl-phenyl)-N-(4-cyano-phenyl)-hydrazinocarboxylate

tert-butyl N-[2-(5-bromo-pentanoylamino)-6-methylphenyl]-N-(4-cyano-phenyl)-hydrazinocarboxylate
1075282-10-8

tert-butyl N-[2-(5-bromo-pentanoylamino)-6-methylphenyl]-N-(4-cyano-phenyl)-hydrazinocarboxylate

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃;96%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

benzyl N-[(1R,2R)-2-aminocyclohexyl]carbamate
142350-85-4

benzyl N-[(1R,2R)-2-aminocyclohexyl]carbamate

benzyl (1R,2R)-2-(5-bromopentanamido)cyclohexylcarbamate
1438415-81-6

benzyl (1R,2R)-2-(5-bromopentanamido)cyclohexylcarbamate

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 5 - 20℃; for 2h;96%
5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

tert-butyl (3S,4S)-3-amino-4-hydroxypiperidine-1-carboxylate

tert-butyl (3S,4S)-3-amino-4-hydroxypiperidine-1-carboxylate

C15H27BrN2O4
1510832-71-9

C15H27BrN2O4

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 0℃; for 1h;96%
5-(2-aminophenyl)-10,15,20-triphenylporphyrinate
69082-94-6

5-(2-aminophenyl)-10,15,20-triphenylporphyrinate

5-bromovaleroyl chloride
4509-90-4

5-bromovaleroyl chloride

meso-triphenylporphyrin
80441-46-9

meso-triphenylporphyrin

Conditions
ConditionsYield
With ammonium hydroxide In tetrahydrofuran at 0℃; for 0.5h;95%
Stage #1: 5-(2-aminophenyl)-10,15,20-triphenylporphyrinate; 5-bromovaleroyl chloride In tetrahydrofuran at 0℃; for 0.5h;
Stage #2: With ammonia In tetrahydrofuran; water
95%
With pyridine In dichloromethane for 10h; Ambient temperature;65%
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