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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

Allylacetic acid Manufacturer/High quality/Best price/In stock

Cas:591-80-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api, intermedi

Allylacetic acid

Cas:591-80-0

Min.Order:1 Kilogram

FOB Price: $5.0

Type:Manufacturers

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COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

4-Pentenoic Acid

Cas:591-80-0

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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

Allylacetic acid

Cas:591-80-0

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

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

591-80-0 Allylacetic acid

Cas:591-80-0

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

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

Factory direct supply CAS 591-80-0 with best quality

Cas:591-80-0

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Name 4-Pentenoic Acid; Pent-4-enoic acid; pent-4-enoate; Allylacetic acid Appearance Liquid Flash Point 78.7°C Boiling Point 188.5°C at 760 mmHg

4-Pentenoic acid

Cas:591-80-0

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Henan Wentao Chemical Product Co., Ltd.

We are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED

Allylacetic acidCAS NO.:591-80-0

Cas:591-80-0

Min.Order:1 Gram

FOB Price: $4.0

Type:Lab/Research institutions

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

Allylacetic acid 591-80-0

Cas:591-80-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

Product Name: Allylacetic acid CAS: 591-80-0 MF: C5H8O2 MW: 100.12 EINECS: 209-732-7 Mol File: 591-80-0.mol Allylacetic acid Structure Allylacetic acid Chemical Properties Melting point -22.5 °C (lit.) Boiling point 83

Allylacetic acid

Cas:591-80-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

Allylacetic acid CAS:591-80-0 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 intermedia

Allylacetic acid CAS:591-80-0

Cas:591-80-0

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

Allylacetic acid

Cas:591-80-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s

Allylacetic acid

Cas:591-80-0

Min.Order:1 Kilogram

FOB Price: $10.0 / 100.0

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

4-Pentenoic Acid

Cas:591-80-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Triumph International Development Limilted

Appearance:white powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application: Pharmaceutical Intermediates;omega-Fun... Transportation:Common products:Sea/Air/Courier

pent-4-enoic acid

Cas:591-80-0

Min.Order:100 Metric Ton

Negotiable

Type:Lab/Research institutions

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

Allylacetic acid

Cas:591-80-0

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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

Allylacetic acid

Cas:591-80-0

Min.Order:0 Metric Ton

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

Allylacetic acid

Cas:591-80-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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 pent-4-enoic acid

Cas:591-80-0

Min.Order:0 Metric Ton

Negotiable

Type:Other

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

Allylacetic acid

Cas:591-80-0

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

Allylacetic acid Manufacturer

Cas:591-80-0

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

Allylacetic acid

Cas:591-80-0

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

inquiry

Siwei Development Group Ltd.

Product name: Pent-4-Enoic Acid CAS No.:591-80-0 Molecule Formula:C5H8O2 Molecule Weight:100.12 Purity: 99.0% Package: 200kg/drum Description:Colorless liquid Manufacture Standards:Enterprise Standard TESTING ITEMS

Best Quality Pent-4-Enoic Acid with good supplier

Cas:591-80-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

Allylacetic acid Manufacturer/High quality/Best price/In stock

Cas:591-80-0

Min.Order:1 Kilogram

Negotiable

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

Allylacetic acid

Cas:591-80-0

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

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

Allylacetic acid

Cas:591-80-0

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

Allylacetic acid

Cas:591-80-0

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 and h

Allylacetic acid

Cas:591-80-0

Min.Order:0

Negotiable

Type:Other

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

Allylacetic acid

Cas:591-80-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

Allylacetic acid

Cas:591-80-0

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Synthetic route

allylmalonic acid
2583-25-7

allylmalonic acid

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With poly-4-vinylpyridine In N,N-dimethyl-formamide for 0.0666667h; microwave irradiation;96%
Stage #1: allylmalonic acid In N,N-dimethyl-formamide at 140℃;
Stage #2: With hydrogenchloride In N,N-dimethyl-formamide pH=4;
85%
In N,N-dimethyl-formamide at 140℃; Inductive heating;76%
prop-2-en-1-yl 2-iodoacetate
90711-60-7

prop-2-en-1-yl 2-iodoacetate

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
Stage #1: prop-2-en-1-yl 2-iodoacetate With triethyl borane; oxygen In hexane; dichloromethane at 20℃; for 2h;
Stage #2: With zinc In tetrahydrofuran for 4h; Heating;
85%
polymer, 38% reactive sites, 2,5 mmol/g; monomer(s): styrene, 4-vinylbenzylchloride, bromoacetic acid, allyltributyltin

polymer, 38% reactive sites, 2,5 mmol/g; monomer(s): styrene, 4-vinylbenzylchloride, bromoacetic acid, allyltributyltin

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With lithium hydroxide; tetrabutylammomium bromide In tetrahydrofuran; water for 12h; Heating;84%
β-(trimethylsilyl)cyclopentanone
64096-43-1

β-(trimethylsilyl)cyclopentanone

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With ammonium cerium(IV) nitrate In water; acetonitrile at 60℃; for 1.5h; Ring cleavage;82%
(Z)-5-(Ethylthio)-3-pentenoic Acid
69962-08-9

(Z)-5-(Ethylthio)-3-pentenoic Acid

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

(Z)-pent-3-enoic acid
33698-87-2

(Z)-pent-3-enoic acid

Conditions
ConditionsYield
With ammonia; lithium for 1h;A 8%
B 70%
5-bromopentanoic acid
2067-33-6

5-bromopentanoic acid

propargyl alcohol
107-19-7

propargyl alcohol

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

5-Hydroxy-pentanoic acid prop-2-ynyl ester
103675-09-8

5-Hydroxy-pentanoic acid prop-2-ynyl ester

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane 1) -80 deg C, 2) room temp., 18 h;A 5%
B 70%
5-acetoxy-4-iodopentanoic acid

5-acetoxy-4-iodopentanoic acid

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With zinc In tetrahydrofuran63%
n-Pent-4-enyl alcohol
821-09-0

n-Pent-4-enyl alcohol

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With chromic acid; acetone59%
With chromium(VI) oxide; sulfuric acid In acetone
β-Propiolactone
57-57-8

β-Propiolactone

vinyl magnesium bromide
1826-67-1

vinyl magnesium bromide

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
copper(l) chloride at 0℃; for 0.25h;59%
2-Benzoyl-3-oxo-hept-6-enoic acid methyl ester
142920-94-3

2-Benzoyl-3-oxo-hept-6-enoic acid methyl ester

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

methyl 3,5-dioxo-5-phenylpentanoate
36568-12-4

methyl 3,5-dioxo-5-phenylpentanoate

Conditions
ConditionsYield
With ammonium hydroxide; water; ammonium chlorideA 43%
B 56%
3-(3-methyl-3H-diazirine-3-yl)propionic acid
25055-86-1

3-(3-methyl-3H-diazirine-3-yl)propionic acid

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

(Z)-pent-3-enoic acid
33698-87-2

(Z)-pent-3-enoic acid

C

(E)-3-pentenoic acid
1617-32-9

(E)-3-pentenoic acid

D

5-methyl-dihydro-furan-2-one
108-29-2

5-methyl-dihydro-furan-2-one

Conditions
ConditionsYield
In xylene at 80℃; Kinetics; Product distribution; Mechanism; Ea; other temperatures (95-125 deg C); other solvent;A 18.7%
B 20%
C 56%
D 5.3%
In pentane Product distribution; Mechanism; Irradiation; other solvent;
chloro-trimethyl-silane
75-77-4

chloro-trimethyl-silane

4-pentynoic acid
6089-09-4

4-pentynoic acid

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

5-trimethylsilyl-pent-5-yn-1-oic acid
128545-15-3

5-trimethylsilyl-pent-5-yn-1-oic acid

Conditions
ConditionsYield
With copper; zinc In acetonitrile at 120℃; for 5h; in a sealed tube; Yields of byproduct given;A n/a
B 52%
6,12,13-Trioxadispiro<4.1.4.2>tridecan
129731-35-7

6,12,13-Trioxadispiro<4.1.4.2>tridecan

A

3,4,5,6-tetrahydro-2H-pyran-2-one
542-28-9

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

B

pent-4-enoic acid
591-80-0

pent-4-enoic acid

C

1-Oxacycloundecan-2,10-dion
2561-88-8

1-Oxacycloundecan-2,10-dion

D

cyclopentanone
120-92-3

cyclopentanone

Conditions
ConditionsYield
In pentane at -20℃; for 8h; Irradiation;A 16%
B 7%
C 45%
D 14%
ethyl 4-pentenoate
1968-40-7

ethyl 4-pentenoate

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With bis(tri-n-butyltin)oxide In toluene at 90℃; for 48h;42%
With bis(tri-n-butyltin)oxide In toluene for 48h; Heating;42%
(alkaline hydrolysis);
With potassium hydroxide Yield given;
tetrahydrofuran
109-99-9

tetrahydrofuran

perpentene-4 oate de tertiobutyle
84210-61-7

perpentene-4 oate de tertiobutyle

A

2-butanyltetrahydrofuran
1004-29-1

2-butanyltetrahydrofuran

B

octahydro-2,2′-bifuran
1592-33-2

octahydro-2,2′-bifuran

C

2-tert-butoxytetrahydrofuran
1927-59-9

2-tert-butoxytetrahydrofuran

D

pent-4-enoic acid
591-80-0

pent-4-enoic acid

E

acide (tetrahydrofuryl-2)-5 pentanoique
32933-12-3

acide (tetrahydrofuryl-2)-5 pentanoique

F

(tetrahydrofuryl-2)-5 pentanolide-4
93676-72-3

(tetrahydrofuryl-2)-5 pentanolide-4

Conditions
ConditionsYield
at 110℃; for 8h; Product distribution; Mechanism; other temperatures, other times, also with various ethers, other products;A 6%
B 7%
C 4%
D 6%
E 17%
F 42%
tetrahydrofuran
109-99-9

tetrahydrofuran

perpentene-4 oate de tertiobutyle
84210-61-7

perpentene-4 oate de tertiobutyle

A

octahydro-2,2′-bifuran
1592-33-2

octahydro-2,2′-bifuran

B

pent-4-enoic acid
591-80-0

pent-4-enoic acid

C

acide (tetrahydrofuryl-2)-5 pentanoique
32933-12-3

acide (tetrahydrofuryl-2)-5 pentanoique

D

(tetrahydrofuryl-2)-5 pentanolide-4
93676-72-3

(tetrahydrofuryl-2)-5 pentanolide-4

Conditions
ConditionsYield
at 110℃; for 8h; Further byproducts given;A 7%
B 6%
C 17%
D 42%
methyl 5-hydroxy-4-iodopentanoate

methyl 5-hydroxy-4-iodopentanoate

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With zinc In tetrahydrofuran35%
1-bromo-4-butene
5162-44-7

1-bromo-4-butene

carbon dioxide
124-38-9

carbon dioxide

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
Stage #1: 1-bromo-4-butene With magnesium In tetrahydrofuran at 20 - 70℃;
Stage #2: carbon dioxide In tetrahydrofuran at -50 - -40℃;
Stage #3: With hydrogenchloride In tetrahydrofuran; water
35%
carbon dioxide
124-38-9

carbon dioxide

1,3-dioxoisoindolin-2-yl 2-cyclopropylacetate

1,3-dioxoisoindolin-2-yl 2-cyclopropylacetate

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

cyclopropylacetic acid
5239-82-7

cyclopropylacetic acid

Conditions
ConditionsYield
With (1,2-dimethoxyethane)dichloronickel(II); 2.9-dimethyl-1,10-phenanthroline; silver fluoride In N,N-dimethyl acetamide at 20℃; under 5171.62 Torr; for 24h;A 7%
B 21%
cyclopentanone
120-92-3

cyclopentanone

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
Stage #1: cyclopentanone With dihydrogen peroxide
Stage #2: With copper(II) sulfate; iron(II) sulfate
20%
With dihydrogen peroxide; copper(II) sulfate; iron(II) sulfate 1.) MeOH, 20 - 25 deg C, 1 h, 2.) 18- 20 deg C; Yield given. Multistep reaction;
5-bromopentanoic acid
2067-33-6

5-bromopentanoic acid

1-butyn-4-ol
927-74-2

1-butyn-4-ol

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

9-hydroxy-non-6-ynoic acid
103675-14-5

9-hydroxy-non-6-ynoic acid

C

5-Hydroxy-pentanoic acid but-3-ynyl ester
103675-17-8

5-Hydroxy-pentanoic acid but-3-ynyl ester

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane 1) -110 deg C, 2) room temp., 18 h; Yield given;A 10%
B 5%
C n/a
carbon dioxide
124-38-9

carbon dioxide

cyclopropylcarbinyl bromide
7051-34-5

cyclopropylcarbinyl bromide

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With manganese; (1,2-dimethoxyethane)dichloronickel(II); 2.9-dimethyl-1,10-phenanthroline In N,N-dimethyl acetamide at 20℃; under 5171.62 Torr; for 14h;8%
5-bromopentanoic acid
2067-33-6

5-bromopentanoic acid

propargyl alcohol
107-19-7

propargyl alcohol

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

8-hydroxyoct-6-ynoic acid
103675-11-2

8-hydroxyoct-6-ynoic acid

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane 1) -30 deg C, 2) room temp., 18 h; Yield given;A 5%
B n/a
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide Product distribution; 1) -30 deg C, 2) room temp., 18 h; other temperature;
5-bromopentanoic acid
2067-33-6

5-bromopentanoic acid

1-butyn-4-ol
927-74-2

1-butyn-4-ol

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

9-hydroxy-non-6-ynoic acid
103675-14-5

9-hydroxy-non-6-ynoic acid

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane 1) -30 deg C, 2) room temp., 18 h; Yield given;A 5%
B n/a
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide Product distribution; 1) -30 deg C, 2) room temp., 18 h; other temperature;
piperidin-2-one
675-20-7

piperidin-2-one

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

5-chloro-valeric acid
1119-46-6

5-chloro-valeric acid

Conditions
ConditionsYield
With hydrogenchloride; sodium nitrite
With hydrogenchloride; sodium nitrite
1,2,4-Tribromobutane
38300-67-3

1,2,4-Tribromobutane

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With diethyl ether; magnesium und man laesst auf das Reaktionsprodukt CO2 einwirken;
allylmalonic acid
2583-25-7

allylmalonic acid

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

methylammonium carbonate
15719-64-9, 15719-76-3, 97762-63-5

methylammonium carbonate

Conditions
ConditionsYield
at 180℃;
2-acetyl-pent-4-enoic acid ethyl ester
610-89-9

2-acetyl-pent-4-enoic acid ethyl ester

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With sodium ethanolate at 150 - 160℃; und nachfolgendes Verseifen des Aethylesters durch Erwaermen mit alkoholischer Kalilauge;
With potassium hydroxide; water
3,4,5,6-tetrahydro-2H-pyran-2-one
542-28-9

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

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With N,N,N,N,N,N-hexamethylphosphoric triamide; sodium phenylselenide In tetrahydrofuran
2,4,4-trimethyl oxazoline
1772-43-6

2,4,4-trimethyl oxazoline

3-chloroprop-1-ene
107-05-1

3-chloroprop-1-ene

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
(i) nBuLi, (ii) /BRN= 635704/, (iii) aq. HCl; Multistep reaction;
pent-4-enoic acid
591-80-0

pent-4-enoic acid

5-iodomethyl-dihydro-furan-2-one
1729-32-4

5-iodomethyl-dihydro-furan-2-one

Conditions
ConditionsYield
With iodine; sodium hydrogencarbonate; potassium iodide for 36h; Ambient temperature;100%
With iodine; sodium hydrogencarbonate; potassium iodide In water for 12h; Ambient temperature;98%
With oxone; potassium iodide In acetonitrile for 0.5h;97%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

diphenyl diselenide
1666-13-3

diphenyl diselenide

5-phenylselanylmethyl-dihydro-furan-2-one
65234-93-7

5-phenylselanylmethyl-dihydro-furan-2-one

Conditions
ConditionsYield
With copper(I) trifluoromethanesulfonate benzene; calcium carbonate In dichloromethane at 30℃; for 8h;100%
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In acetonitrile at 30℃;95%
With carbon tetrabromide In dichloromethane for 4h; Irradiation;95%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

5-chloromethyl-dihydro-furan-2-one
39928-72-8

5-chloromethyl-dihydro-furan-2-one

Conditions
ConditionsYield
With sodium hypochlorite; magnesium chloride In dichloromethane; water at 20℃; for 0.666667h;100%
Stage #1: pent-4-enoic acid With oxalyl dichloride; 1,1'-sulfinylbisbenzene In dichloromethane at -78 - 20℃; for 1h; Inert atmosphere;
Stage #2: With potassium carbonate In acetonitrile at 20℃; for 2h; Reagent/catalyst; Inert atmosphere;
88%
With [bis(acetoxy)iodo]benzene; lithium chloride In methanol at 20℃; for 1h;73%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

2-[(benzylcarbamoyl-methyl)-amino]-N-(4-methoxy-benzyl)-acetamide; hydrochloride

2-[(benzylcarbamoyl-methyl)-amino]-N-(4-methoxy-benzyl)-acetamide; hydrochloride

pent-4-enoic acid (benzylcarbamoyl-methyl)-[(4-methoxy-benzylcarbamoyl)-methyl]-amide
211745-86-7

pent-4-enoic acid (benzylcarbamoyl-methyl)-[(4-methoxy-benzylcarbamoyl)-methyl]-amide

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate In N,N-dimethyl-formamide at 25℃; Acylation;100%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

3-bromoaniline
591-19-5

3-bromoaniline

pent-4-enoic acid (3-bromo-phenyl)-amide
263546-11-8

pent-4-enoic acid (3-bromo-phenyl)-amide

Conditions
ConditionsYield
With dmap; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In dichloromethane100%
With N-(3-dimethylaminopropyl)-N-ethylcarbodiimide Acylation;
pent-4-enoic acid
591-80-0

pent-4-enoic acid

tert-butyl 1-(6-(2-amino-4-nitrophenyl)-3-chloropyridazin-4-yl)but-3-enylcarbamate
1329167-98-7

tert-butyl 1-(6-(2-amino-4-nitrophenyl)-3-chloropyridazin-4-yl)but-3-enylcarbamate

tert-butyl 1-(3-chloro-6-(4-nitro-2-pent-4-enamidophenyl)pyridazin-4-yl)but-3-enylcarbamate

tert-butyl 1-(3-chloro-6-(4-nitro-2-pent-4-enamidophenyl)pyridazin-4-yl)but-3-enylcarbamate

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0℃; for 1.5h;100%
2-(4-chlorophenyl)-1,3-dioxolane
2403-54-5

2-(4-chlorophenyl)-1,3-dioxolane

pent-4-enoic acid
591-80-0

pent-4-enoic acid

5-(4-(1,3-dioxolan-2-yl)benzyl)dihydrofuran-2(3H)-one
1401468-38-9

5-(4-(1,3-dioxolan-2-yl)benzyl)dihydrofuran-2(3H)-one

Conditions
ConditionsYield
With caesium carbonate In 2,2,2-trifluoroethanol for 6h; Inert atmosphere; Irradiation;100%
3-methyl-butane-1,3-diol
2568-33-4

3-methyl-butane-1,3-diol

pent-4-enoic acid
591-80-0

pent-4-enoic acid

C15H24O4
1446746-89-9

C15H24O4

Conditions
ConditionsYield
Stage #1: pent-4-enoic acid With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0℃; for 0.5h;
Stage #2: 3-methyl-butane-1,3-diol In dichloromethane at 20℃;
100%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

O-(tert-butyldimethylsilanyl)hydroxylamine
41879-39-4

O-(tert-butyldimethylsilanyl)hydroxylamine

N-((tert-butyldimethylsilyl)oxy)pent-4-enamide

N-((tert-butyldimethylsilyl)oxy)pent-4-enamide

Conditions
ConditionsYield
Stage #1: pent-4-enoic acid With 4-methyl-morpholine; chloroformic acid ethyl ester In diethyl ether at 0℃; for 1.5h; Inert atmosphere;
Stage #2: O-(tert-butyldimethylsilanyl)hydroxylamine In diethyl ether at 0 - 20℃; for 4.5h; Inert atmosphere;
100%
4-nitro-phenol
100-02-7

4-nitro-phenol

pent-4-enoic acid
591-80-0

pent-4-enoic acid

4-nitrophenyl pent-4-enoate
51231-11-9

4-nitrophenyl pent-4-enoate

Conditions
ConditionsYield
With dmap; diisopropyl-carbodiimide In dichloromethane at 0 - 20℃; for 1.16667h;100%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

5-hydroxymethyl-4,5-dihydrofuranone
10374-51-3

5-hydroxymethyl-4,5-dihydrofuranone

Conditions
ConditionsYield
With hydrogenchloride; dihydrogen peroxide In methanol; formic acid99%
With formic acid; dihydrogen peroxide at 50℃; for 2.25h;97%
With dihydrogen peroxide In tert-butyl alcohol88%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

pent-4-enoyl chloride
39716-58-0

pent-4-enoyl chloride

Conditions
ConditionsYield
With oxalyl dichloride In dichloromethane at 20℃; for 4h; Substitution;99%
With thionyl chloride; N,N-dimethyl-formamide for 16h; Inert atmosphere; Reflux; Schlenk technique;99%
With thionyl chloride at 70℃; for 3h;93%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

[bis(acetoxy)iodo]benzene
3240-34-4

[bis(acetoxy)iodo]benzene

(5-oxotetrahydrofuran-2-yl)methyl acetate
5904-80-3, 79580-69-1, 112607-21-3, 112709-12-3

(5-oxotetrahydrofuran-2-yl)methyl acetate

Conditions
ConditionsYield
With trifluorormethanesulfonic acid In acetic acid at 80℃; for 17h;99%
With tetrafluoroboric acid In acetic acid for 1h; Ambient temperature;73%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

5-bromomethyl-γ-butyrolactone
32730-32-8

5-bromomethyl-γ-butyrolactone

Conditions
ConditionsYield
With N-Bromosuccinimide In dichloromethane at 20℃; for 4.5h; Darkness; Molecular sieve;99%
Stage #1: pent-4-enoic acid With dmap; bis(4-methoxyphenyl)selenide In chloroform at 0℃; for 0.25h;
Stage #2: With N-Bromosuccinimide; sodium hydrogencarbonate In chloroform at 0℃; for 16h; Darkness; Inert atmosphere; regioselective reaction;
98%
With Oxone; potassium bromide In nitromethane at -10℃; for 23h; Green chemistry;97%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

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

N,O-dimethylhydroxylamine*hydrochloride

N-methoxy-N-methyl-4-pentenamide
95091-90-0

N-methoxy-N-methyl-4-pentenamide

Conditions
ConditionsYield
Stage #1: pent-4-enoic acid With 1,1'-carbonyldiimidazole In dichloromethane at 0℃; for 0.5h;
Stage #2: N,O-dimethylhydroxylamine*hydrochloride In dichloromethane at 0 - 20℃;
99%
Stage #1: pent-4-enoic acid With 1,1'-carbonyldiimidazole In dichloromethane at 20℃; for 1h;
Stage #2: N,O-dimethylhydroxylamine*hydrochloride In dichloromethane at 20℃; for 16h;
84%
Stage #1: pent-4-enoic acid With thionyl chloride at 60℃; for 5h;
Stage #2: N,O-dimethylhydroxylamine*hydrochloride With triethylamine In dichloromethane at 0℃; for 0.5h;
83%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

N-((1S,2R)-2-hydroxy-2,3-dihydro-1H-inden-1-yl)-4-methylbenzenesulfonamide
171562-32-6

N-((1S,2R)-2-hydroxy-2,3-dihydro-1H-inden-1-yl)-4-methylbenzenesulfonamide

(1S,2R)-1-(tosylamino)-2,3-dihydro-1H-inden-2-yl pent-4-enoate
365449-54-3

(1S,2R)-1-(tosylamino)-2,3-dihydro-1H-inden-2-yl pent-4-enoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 23℃;99%
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane for 3h;99%
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 23℃; for 4h;4.31 g
pent-4-enoic acid
591-80-0

pent-4-enoic acid

benzyl alcohol
100-51-6

benzyl alcohol

pent-4-enoic acid benzyl ester
113882-48-7

pent-4-enoic acid benzyl ester

Conditions
ConditionsYield
In benzene Heating;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

N,2-[(1,1-dimethylethoxy)carbonyl]-L-lysine methyl ester hydrochloride
99532-86-2

N,2-[(1,1-dimethylethoxy)carbonyl]-L-lysine methyl ester hydrochloride

2-tert-butoxycarbonylamino-6-pent-4-enoylamino-hexanoic acid methyl ester
787635-38-5

2-tert-butoxycarbonylamino-6-pent-4-enoylamino-hexanoic acid methyl ester

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

2-(3,4-dimethoxyphenyl)-ethylamine
120-20-7

2-(3,4-dimethoxyphenyl)-ethylamine

N-[2-(3,4-dimethoxyphenyl)ethyl]-4-pentenamide
734534-08-8

N-[2-(3,4-dimethoxyphenyl)ethyl]-4-pentenamide

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 1.5h; under nitrogen atmosphere;99%
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine95%
methyl 5-[2-(1-methyl-1H-indol-3-yl)ethyl]amino-1,3,4-thiadiazole-2-carboxylate
473742-52-8

methyl 5-[2-(1-methyl-1H-indol-3-yl)ethyl]amino-1,3,4-thiadiazole-2-carboxylate

pent-4-enoic acid
591-80-0

pent-4-enoic acid

methyl 5-{(pent-4-enoyl)[2-(1-methyl-1H-indol-3-yl)ethyl]amino}-1,3,4-thiadiazole-2-carboxylate

methyl 5-{(pent-4-enoyl)[2-(1-methyl-1H-indol-3-yl)ethyl]amino}-1,3,4-thiadiazole-2-carboxylate

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 25℃; for 16h;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

(1R,2S)-2-(hydroxymethyl)cyclohexanol
29569-80-0

(1R,2S)-2-(hydroxymethyl)cyclohexanol

C17H26O4
1058706-46-9

C17H26O4

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; Inert atmosphere; Cooling with ice;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

(-)-1-[3-(4-methoxybenzyloxy)-1-penten-4-yloxycarbonyl]prop-2-yl 5-hydroxy-4-[(2-methoxyethoxy)methoxy]-2-hexenoate
566203-48-3

(-)-1-[3-(4-methoxybenzyloxy)-1-penten-4-yloxycarbonyl]prop-2-yl 5-hydroxy-4-[(2-methoxyethoxy)methoxy]-2-hexenoate

C32H46O11
1174412-33-9

C32H46O11

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 0 - 20℃; Inert atmosphere;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

(E)-N-allyl-N-(3-hydroxybut-1-enyl)-4-methylbenzenesulfonamide
1357059-20-1

(E)-N-allyl-N-(3-hydroxybut-1-enyl)-4-methylbenzenesulfonamide

(E)-4-(N-allyl-4-methylphenylsulfonamido)but-3-en-2-yl pent-4-enoate
1357059-23-4

(E)-4-(N-allyl-4-methylphenylsulfonamido)but-3-en-2-yl pent-4-enoate

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 0 - 20℃; for 15h; Inert atmosphere;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

2,2-Dimethyl-1,3-diaminopropane
7328-91-8

2,2-Dimethyl-1,3-diaminopropane

C15H26N2O2
1446746-88-8

C15H26N2O2

Conditions
ConditionsYield
Stage #1: pent-4-enoic acid With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0℃; for 0.5h;
Stage #2: 2,2-Dimethyl-1,3-diaminopropane In dichloromethane at 20℃;
99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

A

(2R,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl pent-4-enoate

(2R,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl pent-4-enoate

B

(2S,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl pent-4-enoate

(2S,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl pent-4-enoate

Conditions
ConditionsYield
With (R)-(+)-2-phenyl-2,3-dihydrobenzo[d]imidazo[2,1-b]thiazole; 2,2-dimethylpropanoic anhydride; N-ethyl-N,N-diisopropylamine In chloroform at 20℃; for 24h; Inert atmosphere; diastereoselective reaction;A 99%
B n/a
pent-4-enoic acid
591-80-0

pent-4-enoic acid

6-nitroveratryl alcohol
1016-58-6

6-nitroveratryl alcohol

4-pentenoic acid 4,5-dimethoxy-2-nitrobenzyl
609355-48-8

4-pentenoic acid 4,5-dimethoxy-2-nitrobenzyl

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In tetrahydrofuran at 0 - 20℃;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

dichloromethane
75-09-2

dichloromethane

C11H16O4

C11H16O4

Conditions
ConditionsYield
With potassium carbonate In dimethyl sulfoxide at 130℃; for 5h;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

5-methyl-dihydro-furan-2-one
108-29-2

5-methyl-dihydro-furan-2-one

Conditions
ConditionsYield
With zinc trifluoromethanesulfonate; toluene-4-sulfonic acid In 1,2-dichloro-ethane for 16h; Sealed tube; Reflux;98%
With ZrOTf-BTC In octane at 120℃; for 18h; Sealed tube; Inert atmosphere;95%
silver trifluoromethanesulfonate; iron(III) chloride In 1,2-dichloro-ethane at 80℃; for 5h;93%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

4-pentenoic anhydride
63521-92-6

4-pentenoic anhydride

Conditions
ConditionsYield
With dicyclohexyl-carbodiimide In dichloromethane Inert atmosphere;98%
With N,N-bis[2-oxo-3-oxazolidinyl]phosphorodiamidic chloride; triethylamine In dichloromethane for 0.5h; Ambient temperature;84%
With dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 2h;
With 2,4,6-trimethyl-pyridine; carbon tetrabromide In N,N-dimethyl-formamide for 0.5h; UV-irradiation;75 %Spectr.
pent-4-enoic acid
591-80-0

pent-4-enoic acid

(R)-[2-(hydroxymethyl)-6-methyl-4-oxo-4H-1,3-dioxin-2-yl]methyl acetate
525600-76-4

(R)-[2-(hydroxymethyl)-6-methyl-4-oxo-4H-1,3-dioxin-2-yl]methyl acetate

(S)-{2-[(acetoxy)methyl]-6-methyl-4-oxo-4H-1,3-dioxin-2-yl}methyl pent-4-enoate
525601-14-3

(S)-{2-[(acetoxy)methyl]-6-methyl-4-oxo-4H-1,3-dioxin-2-yl}methyl pent-4-enoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane for 3h; cooling;98%
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