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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

Valeric acid

Cas:109-52-4

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 N-Valeric Acid(Pentanoic Acid) supplier in China

Cas:109-52-4

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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Jinan Finer Chemical Co., Ltd

Product description: Product name Valeric acid CAS number 109-52-4 Assay ≥99% Appearance Colorless liquid Capacity 500mt/year Application Spices, pharmaceuticals, lubricants,

Valeric acid

Cas:109-52-4

Min.Order:1 Kilogram

FOB Price: $12.0

Type:Lab/Research institutions

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EAST CHEMSOURCES LIMITED

Valeric acid CAS RN: 109-52-4 Molecular formula: C5H10O2 Molecular weight: 102.14 Structural formula: Quality index:

Valeric acid

Cas:109-52-4

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 Valeric acid

Cas:109-52-4

Min.Order:1

Negotiable

Type:Other

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shanghai Tauto Biotech Co., Ltd

20-year experience in Phytochemicals Each product has passed very strict tests (NMR\MS\HPLC) Agents in 13 countries Certified by ISO 9001:2008 quality management system Leader Supplier of Botanical Reference Materials in China

Valeric acid

Cas:109-52-4

Min.Order:1 Gram

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

Valeric acid

Cas:109-52-4

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

Valeric acid Basic information Product Name: Valeric acid Synonyms: N-PENTANOIC ACID;N-VALERIC ACID;PROPYLACETIC ACID;PENTANOIC-2,2-D2 ACID;PENTANOIC ACID;PENTANE ACID;RARECHEM AL BO

Valeric acid

Cas:109-52-4

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

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Henan Sinotech Import&Export Corporation

Product Description 1. Basic Information CAS No. 109-52-4 FEMA 3101 Formula C5H10O2 M.W. 102.13 2. Description

N-Valeric Acid

Cas:109-52-4

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

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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

Factory Supply Hot sale High Quality Hot Selling Valeric acid 109-52-4

Cas:109-52-4

Min.Order:1 Kilogram

FOB Price: $1.0 / 30.0

Type:Trading Company

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Chengdu Biopurify Phytochemicals Ltd.

Chengdu Biopurify Phytochemicals Ltd. is a leading company in the research, development, manufacture and marketing of High Quality Phytochemicals and Extracts(especially Active Ingredients from Traditional Chinese Medicine,Traditional Chinese Medic

N-Valeric acid

Cas:109-52-4

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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

Valeric acid

Cas:109-52-4

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

Valeric acid

Cas:109-52-4

Min.Order:0

Negotiable

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 N-Valeric Acid(Pentanoic Acid)

Cas:109-52-4

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:clear colorless to pale yellow liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum;200kg/drum as per your request Application:Sex

N-VALERIC ACID

Cas:109-52-4

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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

Valeric acidCAS NO.: 109-52-4

Cas:109-52-4

Min.Order:1 Gram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

Valeric acid

Cas:109-52-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

N-Valeric Acid

Cas:109-52-4

Min.Order:0

Negotiable

Type:Other

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier

Valeric acid

Cas:109-52-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates

Valeric acid

Cas:109-52-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Wuhan Fortuna Chemical Co.,Ltd

Best service,high quality and cheap price. Storage:Keep away from heat,sparks and flames. Package:25kg/50kg/200kg drum or Customer demand Application:Used as pharmaceutical intermediates Transportation:BY sea/air or by courier

N-Valeric Acid

Cas:109-52-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Henan Allgreen Chemical Co.,Ltd

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

Valeric acid

Cas:109-52-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

Valeric acid

Cas:109-52-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard

factory supply CAS 109-52-4 with competitive price

Cas:109-52-4

Min.Order:1 Kilogram

FOB Price: $112.0

Type:Trading Company

inquiry

Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

Valeric acid

Cas:109-52-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen AmoyChem Co.,Ltd

Amoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi

Valeric Acid(Pentanoic acid)

Cas:109-52-4

Min.Order:0

Negotiable

Type:Other

inquiry

Hubei Langyou International Trading Co., Ltd

Valeric acid CAS NO.109-52-4 CAS NO.109-52-4 Application:Valeric acid CAS NO.109-52-4 CAS NO.109-52-4

Valeric acid CAS NO.109-52-4 CAS NO.109-52-4

Cas:109-52-4

Min.Order:0

Negotiable

Type:Other

inquiry

Luyunjia Chemistry Xiamen Limited

Xiamen Luyunjia Trading Co.,Ltd Package:1kg/bag; 4153kg/drum, or as customer's request. Application:Xiamen Luyunjia Trading Co.,Ltd Transportation:DHL, EMS, FedEx, TNT, AIR, SEA Port:Beijing,Shanghai,Guangzhou ,China main port

n-Pentanoic acid

Cas:109-52-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou ZeErRui Chemical Co., Ltd.

Hangzhou ZeErRui Chemical Co., Ltd. located in Lingang industrial areas, our plant covers an area of 6000 square meters.ZeErRui dedicated to the development, production and marketing of chemicals. We have earned ourselves a good reputation at home an

Valeric acid manufacture

Cas:109-52-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Changsha Huakang Biotechnology Development Co.,Ltd

Latin Name: Radix Valerianae Part used: Root Appearance: Yellow-brown powder. Specification: Valeric Acid 0.3-0.8% Function:Standardized Valerian…

Valeric acid

Cas:109-52-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

pentan-1-ol
71-41-0

pentan-1-ol

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With dihydrogen peroxide; Na12[WZn3(H2O)2(ZnW9O34)2] at 75℃; for 7h;100%
With Au NCs/TiO2; oxygen; sodium hydroxide In water at 120℃; under 7500.75 Torr; for 6h; Catalytic behavior; Autoclave; Green chemistry;95.3%
With nitric acid In water at 25 - 30℃; for 4h;90%
levulinic acid
123-76-2

levulinic acid

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With hydrogen In water at 150℃; under 22502.3 Torr; for 4h; Reagent/catalyst; Temperature; Pressure; Time; Solvent; Green chemistry;99.8%
With hydrogen In propan-1-ol at 240℃; under 22502.3 Torr; for 3h; Temperature; Reagent/catalyst; Time; Solvent;98%
in saurer Loesung.Electrolysis;
1,5-pentanedioic acid
110-94-1

1,5-pentanedioic acid

A

1 ,5-pentanediol
111-29-5

1 ,5-pentanediol

B

pentan-1-ol
71-41-0

pentan-1-ol

C

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With hydrogen In water at 130℃; under 37503.8 Torr; for 12h; Pressure; Reagent/catalyst; Autoclave;A 90%
B 4%
C 5%
3,4,5,6-tetrahydro-2H-pyran-2-one
542-28-9

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

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
In N,N,N,N,N,N-hexamethylphosphoric triamide; water for 17h; Irradiation;60%
With palladium 10% on activated carbon; W(OTf)6; hydrogen at 135℃; under 760.051 Torr; for 12h;44%
With water; iodine; nickel at 280℃; under 88260.9 - 183877 Torr; Hydrogenation;
With palladium on activated carbon; W(OTf)6; hydrogen In neat (no solvent) at 135℃; under 760.051 Torr; for 12h;44 %Chromat.
levulinic acid
123-76-2

levulinic acid

A

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

5-methyl-dihydro-furan-2-one

B

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With hydrogen In 1,4-dioxane at 199.84℃; under 30003 Torr; for 10h; Reagent/catalyst; Autoclave;A 91.6%
B n/a
With hydrogen In 1,4-dioxane at 199.84℃; under 30003 Torr; for 10h; Autoclave; Inert atmosphere;A n/a
B 17.7%
With hydrogen In 1,4-dioxane at 199.84℃; under 30003 Torr; for 10h; Reagent/catalyst; Autoclave;A 7.7%
B n/a
(E)-5-decene
7433-56-9

(E)-5-decene

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With sodium periodate; ruthenium trichloride In tetrachloromethane; water; acetonitrile at 25℃; for 2h;88%
With sodium periodate; ruthenium trichloride In water; ethyl acetate; acetonitrile for 2h;76%
With sodium periodate; RuCl3*2.9H2O In water at 20℃; for 0.25h; Sonication;74%
With periodic acid; ruthenium trichloride In tetrachloromethane; water; acetonitrile at 20℃; for 2h; Oxidation;60%
With dihydrogen peroxide; methyltrioctylammonium tetrakis(oxodiperoxotungsto)phos In water at 85℃; for 6h; Yield given;
n-Butyl chloride
109-69-3

n-Butyl chloride

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
Stage #1: n-Butyl chloride With magnesium In tetrahydrofuran for 2h; Inert atmosphere; Reflux;
Stage #2: With potassium hydrogensulfate; carbon monoxide In tetrahydrofuran at 20℃; for 1h;
85%
5-methyl-dihydro-furan-2-one
108-29-2

5-methyl-dihydro-furan-2-one

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With palladium 10% on activated carbon; hydrogen; zirconium(IV) triflate at 135℃; under 760.051 Torr; for 12h; Reagent/catalyst; Temperature; Pressure;99%
With hafnium tetrakis(trifluoromethanesulfonate); palladium on activated carbon; hydrogen In neat (no solvent) at 135℃; under 760.051 Torr; for 12h; Schlenk technique; Glovebox;99%
With palladium on activated carbon; W(OTf)6; hydrogen In neat (no solvent) at 135℃; under 760.051 Torr; for 12h; Reagent/catalyst;97%
Adipic acid
124-04-9

Adipic acid

A

hexahydro-2H-oxepin-2-one
502-44-3

hexahydro-2H-oxepin-2-one

B

1,6-hexanediol
629-11-8

1,6-hexanediol

C

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With hydrogen In 1,4-dioxane at 265℃; under 18751.9 Torr;
XYLITOL
87-99-0

XYLITOL

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With formaldehyd; ruthenium (III) bromide; hydrogen bromide; hydrogen; tetrabutyl phosphonium bromide In water at 210℃; under 30003 Torr;17%
pentanal
110-62-3

pentanal

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With C4H11FeMo6NO24(3-)*3C16H36N(1+); water; oxygen; sodium carbonate at 50℃; under 760.051 Torr; for 8h; Green chemistry;99%
With dihydrogen peroxide In acetic acid at 90℃; for 7h;98%
With 4H3N*4H(1+)*CuMo6O18(OH)6(4-); water; oxygen; sodium carbonate at 50℃; under 760.051 Torr; for 12h;98%
pentan-1-ol
71-41-0

pentan-1-ol

A

pentanal
110-62-3

pentanal

B

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium acetate; 4,7-di-(NaSO3Ph)-[1.10]phenanthroline-Pd(OAc)2 In water at 100℃; under 22502.3 Torr; for 15h; pH=6.5 - 11.5;A 90%
B n/a
With 2O34W9Zn(12-)*W(6+)*3Zn(2+)*2H2O; dihydrogen peroxide In water; acetonitrile at 135℃; under 2250.23 Torr; for 0.25h; Microwave irradiation;A n/a
B 75%
With [γ-W10SiO36(PhPO)2][TBA]4; dihydrogen peroxide In acetonitrile at 90 - 120℃; for 0.833333h; microwave irradiation;A 59%
B n/a
pentanal
110-62-3

pentanal

isovaleraldehyde
590-86-3

isovaleraldehyde

A

3-methylbutyric acid
503-74-2

3-methylbutyric acid

B

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With oxygen; chromium; valerianate de potassium In water at 50℃; for 2.5h; Product distribution / selectivity;A n/a
B 90.3%
With oxygen; valerianate de potassium; copper In water at 50℃; for 2.5h; Product distribution / selectivity;A n/a
B 88.3%
With oxygen; sodium valerate; iron In water at 50℃; for 2.5h; Product distribution / selectivity;A n/a
B 86.2%
n-pentyl methyl ketone
110-43-0

n-pentyl methyl ketone

A

formic acid
64-18-6

formic acid

B

acetic acid
64-19-7

acetic acid

C

propionic acid
802294-64-0

propionic acid

D

hexanoic acid
142-62-1

hexanoic acid

E

butyric acid
107-92-6

butyric acid

F

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With oxygen; copper(II) nitrate In acetonitrile at 120℃; under 4500.45 Torr; for 7h;A 29%
B 64%
C 8%
D 22%
E 7%
F 18%
5-hydroxymethyl-4,5-dihydrofuranone
10374-51-3

5-hydroxymethyl-4,5-dihydrofuranone

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With palladium 10% on activated carbon; W(OTf)6; hydrogen; acetic acid at 150℃; under 15001.5 Torr; for 12h;45%
XYLITOL
87-99-0

XYLITOL

A

levulinic acid
123-76-2

levulinic acid

B

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With formaldehyd; ruthenium (III) bromide; hydrogen bromide; hydrogen; tetrabutyl phosphonium bromide In water at 200℃; under 30003 Torr;A 10%
B 10%
1,1,1-trifluorooctane-2,4-dione
81944-89-0

1,1,1-trifluorooctane-2,4-dione

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With oxygen; sodium hydrogencarbonate In acetonitrile for 4h; Molecular sieve; Irradiation;99%
2-Pentanone
107-87-9

2-Pentanone

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With Citroflex-4; chromium(lll) acetate at 9 - 15℃; for 4.33333h; Temperature;96%
hex-1-yne
693-02-7

hex-1-yne

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With tert.-butylhydroperoxide; indium(III) chloride In water at 90℃; for 12h;68%
With periodic acid; ruthenium trichloride In tetrachloromethane; water; acetonitrile at 20℃; for 2h; Oxidation;60%
With tetrachloromethane; ozone at 0℃;
cis-5-decene
7433-78-5

cis-5-decene

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With sodium periodate; ruthenium trichloride In tetrachloromethane; water; acetonitrile at 25℃; for 1h;87%
Conditions
ConditionsYield
With prereduced 1 wtpercent Pt-Ir alloy particle covered with ReOx supported on silica In decane; water at 179.84℃; under 3750.38 Torr; for 24h; Inert atmosphere; Autoclave;
caprolactam; 6-aminocaproic acid; 6-aminocaproic amide; nylon-6-oligomers; water; mixture of

caprolactam; 6-aminocaproic acid; 6-aminocaproic amide; nylon-6-oligomers; water; mixture of

A

caprolactam
105-60-2

caprolactam

B

pentamide
626-97-1

pentamide

C

5-hexenoic acid
1577-22-6

5-hexenoic acid

D

hexanoic acid
142-62-1

hexanoic acid

E

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
at 300℃; under 9000.9 Torr; for 5h;A 99%
B n/a
C n/a
D n/a
E n/a
Stage #1: caprolactam; 6-aminocaproic acid; 6-aminocaproic amide; nylon-6-oligomers; water; mixture of at 220℃; under 5250.53 - 52505.3 Torr; for 0.5h;
Stage #2: at 300℃; under 9000.9 - 90009 Torr; for 5h;
A 99%
B n/a
C n/a
D n/a
E n/a
ethyl n-valerate
539-82-2

ethyl n-valerate

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With potassium hydroxide In tetrahydrofuran; water; ethyl acetate74%
6-hydroxydecan-5-one
6540-98-3, 27620-76-4

6-hydroxydecan-5-one

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With oxygen; 2(μ-O) In dimethyl sulfoxide at 95℃; for 53h;66%
With oxygen; bismuth mandelate In dimethyl sulfoxide at 80℃; for 4.5h;66%
Conditions
ConditionsYield
With prereduced 5 wtpercent Pt-Ir alloy particle covered with ReOx supported on silica In decane; water at 179.84℃; under 3750.38 Torr; for 24h; Inert atmosphere; Autoclave;
pent-4-enoic acid
591-80-0

pent-4-enoic acid

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With sodium hydroxide; Triethoxysilane; water; propargyl alcohol; palladium diacetate for 5.5h; Ambient temperature;96%
With tetrakis[3,5-bis(trifluoromethyl)phenyl]boric acid bis(diethyl ether) complex; C32H63CoNP2Si; hydrogen In tetrahydrofuran at 60℃; under 760.051 Torr; for 24h;82%
6-hydroxydecan-5-one
6540-98-3, 27620-76-4

6-hydroxydecan-5-one

A

decane-5,6-dione
5579-73-7

decane-5,6-dione

B

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With 4 Angstroem MS; oxygen; tetrapropylammonium perruthennate In toluene Oxidation; Heating;A 56%
B 10%
(Z)-2-(2-chlorophenyl)-3,4-diphenyldec-3-en-5-yn-2-ol
864943-41-9

(Z)-2-(2-chlorophenyl)-3,4-diphenyldec-3-en-5-yn-2-ol

tetrahydrofuran
109-99-9

tetrahydrofuran

A

2-hydroperoxytetrahydrofuran
4676-82-8

2-hydroperoxytetrahydrofuran

B

5-(2-chlorophenyl)-5-methyl-3,4-diphenyl-5H-furan-2-one

5-(2-chlorophenyl)-5-methyl-3,4-diphenyl-5H-furan-2-one

C

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With oxygen; silver trifluoromethanesulfonate; (triphenylphosphine)gold(I) chloride at 50℃; for 3h;A n/a
B 82%
C 21%
pentanonitrile
110-59-8

pentanonitrile

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
enzyme from Synechocystis sp. PCC 6803 In phosphate buffer at 30℃; for 12h; pH=7.2;99%
With benzene-1,2-dicarboxylic acid at 250℃; under 7600 Torr; for 0.5h; microwave irradiation;98%
With benzene-1,2-dicarboxylic acid at 240℃; under 3040 Torr; for 1h;91%
4-oxopentanoic acid ethyl ester
539-88-8

4-oxopentanoic acid ethyl ester

A

ethyl n-valerate
539-82-2

ethyl n-valerate

B

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

5-methyl-dihydro-furan-2-one

C

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With hydrogen; 10 wtpercent nickel/0.1 wtpercent platinum on silica Product distribution / selectivity;A n/a
B 77%
C n/a
With hydrogen; 10 wtpercent rhenium/0.1 wtpercent platinum on silica Product distribution / selectivity;A n/a
B 68%
C n/a
With hydrogen; 1 wtpercent ruthenium on silica Product distribution / selectivity;A n/a
B 54%
C n/a
valeric acid
109-52-4

valeric acid

pentanoic anhydride
2082-59-9

pentanoic anhydride

Conditions
ConditionsYield
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran Ambient temperature;94%
With dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 0.583333h; Time;91%
With acetic anhydride at 150℃; for 0.5h;88.5%
valeric acid
109-52-4

valeric acid

pentan-1-ol
71-41-0

pentan-1-ol

Conditions
ConditionsYield
With zinc(II) tetrahydroborate In tetrahydrofuran for 3h; Heating;95%
With hydrogen In neat (no solvent) at 180℃; under 37503.8 Torr; for 18h;83%
With hydrogen In water at 129.84℃; for 5h; Autoclave;77%
recorcinol
108-46-3

recorcinol

valeric acid
109-52-4

valeric acid

1-(2,4-dihydroxyphenyl) pentan-1-one
15116-13-9

1-(2,4-dihydroxyphenyl) pentan-1-one

Conditions
ConditionsYield
With zinc(II) chloride at 140 - 145℃; for 2h; Friedel Crafts acylation;80%
With boron trifluoride diethyl etherate In chlorobenzene at 80℃; Friedel-Crafts Acylation;70%
With zinc(II) chloride at 120℃; for 4h; Friedel-Crafts Acylation;24.2%
3-indolylacetic acid amidoxime
4404-18-6

3-indolylacetic acid amidoxime

valeric acid
109-52-4

valeric acid

C15H19N3O2

C15H19N3O2

Conditions
ConditionsYield
Stage #1: valeric acid With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In dichloromethane for 0.5h;
Stage #2: 3-indolylacetic acid amidoxime In dichloromethane at 20℃; for 2h;
85%
Stage #1: valeric acid With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In dichloromethane for 0.5h;
Stage #2: 3-indolylacetic acid amidoxime In dichloromethane at 20℃; for 2h;
(S)-4-Benzyl-2-oxazolidinone
90719-32-7

(S)-4-Benzyl-2-oxazolidinone

valeric acid
109-52-4

valeric acid

3-(1-oxopentyl)-4(S)-(phenylmethyl)-2-oxazolidinone
143868-89-7

3-(1-oxopentyl)-4(S)-(phenylmethyl)-2-oxazolidinone

Conditions
ConditionsYield
Stage #1: valeric acid With pivaloyl chloride; triethylamine In tetrahydrofuran at -10 - 15℃; for 2h; Large scale;
Stage #2: (S)-4-Benzyl-2-oxazolidinone With lithium chloride at 20℃; Large scale;
100%
Stage #1: valeric acid With pivaloyl chloride; triethylamine In tetrahydrofuran at -20 - -15℃; for 1h; Inert atmosphere;
Stage #2: (S)-4-Benzyl-2-oxazolidinone With lithium chloride In tetrahydrofuran at -20 - 20℃; for 16h; Solvent; Temperature; Reagent/catalyst;
98.12%
Stage #1: valeric acid With pivaloyl chloride; triethylamine In tetrahydrofuran at -10℃; for 0.5h; Inert atmosphere;
Stage #2: (S)-4-Benzyl-2-oxazolidinone With lithium chloride In tetrahydrofuran at 20 - 25℃; for 16h;
94%
cyanomethyl bromide
590-17-0

cyanomethyl bromide

valeric acid
109-52-4

valeric acid

2-(cyanomethyl)pentanoic acid

2-(cyanomethyl)pentanoic acid

Conditions
ConditionsYield
Stage #1: valeric acid With n-butyllithium; diethylamine In tetrahydrofuran; hexane at -78 - 0℃; for 0.75h; Inert atmosphere;
Stage #2: cyanomethyl bromide In tetrahydrofuran; hexane at -78 - 20℃; for 24h; Inert atmosphere;
78%
With n-butyllithium; diethylamine In tetrahydrofuran at 20℃; for 24h;71%
With n-butyllithium; diethylamine In tetrahydrofuran; hexane at -78 - 20℃;71%
benzylamine
100-46-9

benzylamine

valeric acid
109-52-4

valeric acid

pentanoic acid benzylamide
10264-05-8

pentanoic acid benzylamide

Conditions
ConditionsYield
With 6Zr(4+)*4O(2-)*6C14H8N2O4(2-)*4HO(1-) In tetrahydrofuran at 70℃; for 24h; Molecular sieve; Sealed tube; Inert atmosphere;97%
With zirconium(IV) chloride In tetrahydrofuran at 70℃; for 24h; Molecular sieve; Inert atmosphere;95%
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 0 - 20℃; for 14h; Inert atmosphere;86%
1-[4-(trifluoromethyl)phenyl]piperazine
30459-17-7

1-[4-(trifluoromethyl)phenyl]piperazine

valeric acid
109-52-4

valeric acid

1-(4-(4-(trifluoromethyl)phenyl)piperazin-1-yl)pentan-1-one
1432445-22-1

1-(4-(4-(trifluoromethyl)phenyl)piperazin-1-yl)pentan-1-one

Conditions
ConditionsYield
Stage #1: valeric acid With benzotriazol-1-ol; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine In N,N-dimethyl-formamide at 20℃; for 0.25h; Inert atmosphere;
Stage #2: 1-[4-(trifluoromethyl)phenyl]piperazine In N,N-dimethyl-formamide for 24h; Inert atmosphere;
57%
Stage #1: valeric acid With benzotriazol-1-ol; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine In N,N-dimethyl-formamide at 20℃; for 0.25h; Inert atmosphere; Schlenk technique;
Stage #2: 1-[4-(trifluoromethyl)phenyl]piperazine In N,N-dimethyl-formamide at 20℃; for 23h; Inert atmosphere; Schlenk technique;
57%
hydroquinone
123-31-9

hydroquinone

valeric acid
109-52-4

valeric acid

1-(2,5-dihydroxyphenyl)pentan-1-one
4693-17-8

1-(2,5-dihydroxyphenyl)pentan-1-one

Conditions
ConditionsYield
With boron trifluoride dihydrate at 90℃; for 0.333333h; Microwave irradiation;52.5%
With zinc(II) chloride
With boron trifluoride
valeric acid
109-52-4

valeric acid

2-Bromovaleric acid
584-93-0

2-Bromovaleric acid

Conditions
ConditionsYield
With bromine; phosphorus trichloride for 4.5h; Heating;91%
With N-Bromosuccinimide; sulfuric acid In trifluoroacetic acid at 85℃; for 16h;86%
With bromine; trichlorophosphate at 80 - 105℃; for 17h;72.6%
cycl-isopropylidene malonate
2033-24-1

cycl-isopropylidene malonate

valeric acid
109-52-4

valeric acid

5-(1-hydroxypentylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
66696-78-4

5-(1-hydroxypentylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃;96%
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 12h;
dehydroepiandrosterone
53-43-0

dehydroepiandrosterone

valeric acid
109-52-4

valeric acid

17-oxoandrost-5-ene-3β-yl pentanoate
7642-68-4

17-oxoandrost-5-ene-3β-yl pentanoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In chloroform at 20℃; for 2h;96.1%
With dmap; dicyclohexyl-carbodiimide In chloroform at 20℃; for 2h;96.7%
cholesterol
57-88-5

cholesterol

valeric acid
109-52-4

valeric acid

cholesteryl n-pentanoate
7726-03-6

cholesteryl n-pentanoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In tetrahydrofuran at 20℃; for 36h;92.5%
glycerol
56-81-5

glycerol

valeric acid
109-52-4

valeric acid

Conditions
ConditionsYield
With palladium on activated charcoal; hydrogen at 120℃; under 37503.8 Torr; for 16h; Reagent/catalyst; Solvent; Temperature; Autoclave; Inert atmosphere;73%
With 5%-palladium/activated carbon; hydrogen at 20 - 120℃; under 37503.8 Torr; for 16h; Concentration; Autoclave;72%
With palladium on activated charcoal; hydrogen In neat (no solvent) at 120℃; under 37503.8 Torr; for 16h;
6-bromotryptamine
96624-18-9

6-bromotryptamine

valeric acid
109-52-4

valeric acid

6-bromo-N-pentoyltryptamine

6-bromo-N-pentoyltryptamine

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 12h;81%
2-(4-(hydroxymethyl)-4,5-dihydrooxazol-2-yl)phenol
1344732-94-0

2-(4-(hydroxymethyl)-4,5-dihydrooxazol-2-yl)phenol

valeric acid
109-52-4

valeric acid

(2-(2-hydroxyphenyl)-4,5-dihydrooxazol-4-yl)methyl pentanoate

(2-(2-hydroxyphenyl)-4,5-dihydrooxazol-4-yl)methyl pentanoate

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 6h;79%
(S)-4-phenyl-2-oxazolidinone
99395-88-7

(S)-4-phenyl-2-oxazolidinone

valeric acid
109-52-4

valeric acid

(4S)-3-pentanoyl-4-phenyl-1,3-oxazolidin-2-one

(4S)-3-pentanoyl-4-phenyl-1,3-oxazolidin-2-one

Conditions
ConditionsYield
Stage #1: valeric acid With pivaloyl chloride; sodium hydrogencarbonate In tert-butyl methyl ether at -40℃; for 10h; Inert atmosphere;
Stage #2: (S)-4-phenyl-2-oxazolidinone With lithium chloride In tert-butyl methyl ether at 35 - 40℃; for 4h;
90%
Stage #1: (S)-4-phenyl-2-oxazolidinone; valeric acid With dmap In dichloromethane at 25 - 30℃; for 0.166667h;
Stage #2: With dicyclohexyl-carbodiimide In dichloromethane at 5 - 10℃; for 12h;
243.6 g
isobutylamine
78-81-9

isobutylamine

valeric acid
109-52-4

valeric acid

N-isobutylpentanamide

N-isobutylpentanamide

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; chlorotri(pyrrolidin-1-yl)phosphonium hexafluorophosphate In N,N-dimethyl-formamide at 0 - 20℃; for 12h;80%
Pentaerythritol
115-77-5

Pentaerythritol

valeric acid
109-52-4

valeric acid

pentaerythritol tetrapentanoate ester
15834-04-5

pentaerythritol tetrapentanoate ester

Conditions
ConditionsYield
With sulfuric acid; toluene-4-sulfonic acid at 105℃; for 0.15h; Neat (no solvent); Microwave irradiation;97%
at 180℃;
With toluene-4-sulfonic acid In xylene Esterification; Heating;274 g
In toluene at 155℃; for 10h; Green chemistry;98 %Spectr.
With (cetyltrimethylammonium)1/3[Cu46(C9H3O6)24(OH)12](PW12O40)3·xH2O (COK-15b) In toluene at 135℃; for 6h; Green chemistry;91 %Spectr.
2-phenylethanol
60-12-8

2-phenylethanol

valeric acid
109-52-4

valeric acid

phenethylpentanoate
7460-74-4

phenethylpentanoate

Conditions
ConditionsYield
With ion-exchange resin KU-2-8 In benzene at 80 - 85℃;89%
With tin (II) oxalate at 170 - 210℃; under 50 - 100 Torr; for 2h;75%
glucomannan acetate

glucomannan acetate

valeric acid
109-52-4

valeric acid

glucomannan acetate valerate, DS 1 (acetyl) and 2 (valeroyl)

glucomannan acetate valerate, DS 1 (acetyl) and 2 (valeroyl)

Conditions
ConditionsYield
Stage #1: valeric acid With trifluoroacetic anhydride at 50℃; for 0.333333h;
Stage #2: glucomannan acetate at 50℃; for 0.5h; Inert atmosphere;
77%
piperidine
110-89-4

piperidine

valeric acid
109-52-4

valeric acid

1-(piperidin-1-yl)pentan-1-one
18494-52-5

1-(piperidin-1-yl)pentan-1-one

Conditions
ConditionsYield
With tris(2,2,2-trifluoroethyl) borate for 18h; Dean-Stark; Reflux;91%
With copper In benzene at 80℃; for 8h;75%
N-((4aS,7aR)-7a-((1R,2R)-2-aminocyclopropyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)benzamide

N-((4aS,7aR)-7a-((1R,2R)-2-aminocyclopropyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)benzamide

valeric acid
109-52-4

valeric acid

N-((4aS,7aR)-7a-((1R,2R)-2-pentanamidocyclopropyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)benzamide

N-((4aS,7aR)-7a-((1R,2R)-2-pentanamidocyclopropyl)-4a,5,7,7a-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)benzamide

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane; N,N-dimethyl-formamide at 20℃; Inert atmosphere;83%
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