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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

1-pentyne

Cas:627-19-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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

1-Pentyne

Cas:627-19-0

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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

CAS NO.:627-19-0

Cas:627-19-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

SHANGHAI T&W PHARMACEUTICAL CO., LTD.

A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc

1-PENTYNE

Cas:627-19-0

Min.Order:4 Kilogram

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

1-Pentyne

Cas:627-19-0

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 Purity 1-pentyne;propylacetylene

Cas:627-19-0

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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

1-Pentyne

Cas:627-19-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

1-Pentyne

Cas:627-19-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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 627-19-0 with competitive price

Cas:627-19-0

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

1-Pentyne

Cas:627-19-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HENAN SUNLAKE ENTERPRISE CORPORATION

1-PENTYNE Basic information Product Name: 1-PENTYNE Synonym

627-19-0 C5H8 1-PENTYNE

Cas:627-19-0

Min.Order:100 Gram

Negotiable

Type:Trading Company

inquiry

Zhengzhou Kingorgchem Chemical Technology Co., Ltd.

Zhengzhou Kingorgchem Chemical Technology Co., Ltd. was founded on the basis of Organophosphorus Chemistry Lab of Institute of Chemistry Henan Academy of Sciences in 2015. The laboratory covers 600 m2 and the pilot plant covers 2000 m2. Kingorgchem i

National Research Platform ISO 9001 627-19-0

Cas:627-19-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Ruishun Trade Co.,Ltd

Hebei ruishun trade co.,ltd, registered capital one million,have a production of pharmaceutical raw materials, pharmaceutical raw materials factory reagent r&d center,seek development by credit reputation.our products have a large price advanta

1-Pentyne

Cas:627-19-0

Min.Order:10 Gram

FOB Price: $0.9 / 1.2

Type:Trading Company

inquiry

Hangzhou Share Chemical Co., Ltd

At Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi

1-Pentyne

Cas:627-19-0

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Shanghai united Scientific Co.,Ltd.

United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat

1-Pentyne

Cas:627-19-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Simson Pharma Limited

The system can just identify the products information in first sheet, it is not be permitted to add or edit new sheet by userself.Our products are required in MG to Gram only. · Pharmaceutical Reference Standards· Traceable workin

1-Pentyne

Cas:627-19-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

U-Chemo Holding Co.,Limited

high quality,bulk supply,regular supply Storage:Room Temperature Package:bottle/drum Application:U-Chemo group offer 1) fine chemical and bulk production 2) Custom synthesis and contract research 3) New molecular's research 165) Total solution for

1-Pentyne

Cas:627-19-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Nanjing Raymon Biotech Co., Ltd.

1-Pentyne Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea,by Air,By courier like DHL or Fedx. Port:Shanghai/Shenzhen

1-Pentyne

Cas:627-19-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Debye Scientific

Debyesci is here who supplied several kinds of chemical products to global pharmaceutical, drug discovery, agrochemical and biotechnology industries for four yearsOur key scientific leadership team has gained experience in top research and developmen

1-Pentyne

Cas:627-19-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Changzhou Foreign Trade Corp

CFTC?PharmaChem?is?a?service?based?company?in?China,?a?pharmachem?division?of?Changzhou?Foreign?Trade?Corp.,supplying?raw?materials,?intermediates,?APIs?and?fine?chemicals?for?the?pharmaceutical?and?specialty?chemical?industries?worldwide. Applicatio

Pent-1-yne

Cas:627-19-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Beantown Chemical

in stock Application:627-19-0

1-Pentyne, 99%

Cas:627-19-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Chemical Co.Ltd

Manufacturer,strong R&D,professional team Storage:Store in a cool, dry place. Store in a tightly closed container. Package:according to your requirement Application:ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals en

1-Pentyne

Cas:627-19-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Sigma-Aldrich Chemie GmbH

Selective and non-selective hydrogenation of 1-pentyne catalyzed by silica-supported palladium has been studied by in situ X-ray absorption spectroscopy. Package:5, 25 g in ampule Application:1-Pentyne has been used in preparation of:lithium acetylid

1-Pentyne

Cas:627-19-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

NovaChemistry

high purity Application:Drug intermediates Materials intermediates and active molecules

1-PENTYNE

Cas:627-19-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

1,2-dibromopentane
3234-49-9

1,2-dibromopentane

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With potassium hydroxide In xylene Heating;94%
With Aliquat 336; potassium hydroxide In water at 120℃; for 7h;80.9%
With petroleum; sodium amide at 160 - 170℃;
With potassium hydroxide; mineral oil at 250℃;
1-(triphenyl-λ5-phosphanylidene)pentan-2-one
17615-01-9

1-(triphenyl-λ5-phosphanylidene)pentan-2-one

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
at 750℃; under 0.01 Torr;59%
at 750℃;59%
1-pentynyl lithium
18643-50-0

1-pentynyl lithium

A

1-Pentyne
627-19-0

1-Pentyne

B

deca-4,6-diyne
16387-71-6

deca-4,6-diyne

Conditions
ConditionsYield
With dinitrogen tetraoxide In diethyl ether at -78℃; for 0.166667h; Product distribution;A 57%
B 30%
sodium acetylide
1066-26-8

sodium acetylide

propyl bromide
106-94-5

propyl bromide

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
In ammonium hydroxide at -35℃;56%
With ammonia
With tetrahydrofuran; N,N-dimethyl-formamide
In ammonia at -60℃;
In ammonia Alkylation;
pentanal
110-62-3

pentanal

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With Nonafluorobutanesulfonyl fluoride; tert-butylimino-tri(pyrrolidino)phosphorane In N,N-dimethyl-formamide at -10 - 20℃;53%
hex-2-ynal
27593-24-4

hex-2-ynal

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With sodium hydroxide In methanol at 85℃;40%
2-Pentyne
627-21-4

2-Pentyne

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With sodium at 100℃; Zers. des gebildeten Natriumpropylacetylens durch Wasser;
penta-2,3-diene
591-96-8

penta-2,3-diene

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With sodium at 100℃; Zers. des gebildeten Natriumpropylacetylens durch Wasser;
2-chloro-pent-2-ene
67747-70-0

2-chloro-pent-2-ene

1-Pentyne
627-19-0

1-Pentyne

3-chloro-2-pentene
34238-52-3

3-chloro-2-pentene

1-Pentyne
627-19-0

1-Pentyne

2-chloro-pent-1-ene
42131-85-1

2-chloro-pent-1-ene

1-Pentyne
627-19-0

1-Pentyne

2-bromopent-1-ene
31844-95-8

2-bromopent-1-ene

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With sodium amide; xylene at 150℃; Zersetzung des Reaktionsprodukts mit Wasser;
Multi-step reaction with 3 steps
1: chloroform; bromine
2: sodium ethylate
3: zinc; alcohol / 78 °C
View Scheme
1,2-dibromo-pent-1-ene
26391-15-1

1,2-dibromo-pent-1-ene

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With ethanol; zinc at 78℃;
di-1-propyl sulfate
598-05-0

di-1-propyl sulfate

sodium acetylide
1066-26-8

sodium acetylide

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With ammonia
3-methyl-but-1-yne
598-23-2

3-methyl-but-1-yne

A

2-Pentyne
627-21-4

2-Pentyne

B

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
Isomerisierung;
penta-1,2-diene
591-95-7

penta-1,2-diene

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With petroleum; sodium amide at 140℃;
2,2-dichloro-pentane
34887-14-4

2,2-dichloro-pentane

1-Pentyne
627-19-0

1-Pentyne

2,3-dichloropentane
600-11-3

2,3-dichloropentane

1-Pentyne
627-19-0

1-Pentyne

sodium acetylide
1066-26-8

sodium acetylide

1-iodo-propane
107-08-4

1-iodo-propane

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With ammonia under 760 Torr;
2-Pentanone
107-87-9

2-Pentanone

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With phosphorus pentachloride; potassium carbonate at 120℃;
Multi-step reaction with 2 steps
1: phosphorus pentachloride
View Scheme
Multi-step reaction with 2 steps
1: phosphorus pentachloride
View Scheme
cyclopentene
142-29-0

cyclopentene

A

1-methylbuta-1,3-diene
2004-70-8

1-methylbuta-1,3-diene

B

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
at 1227℃; Equilibrium constant;
3-buten-1-yne
689-97-4

3-buten-1-yne

(Z)-azomethane
4143-42-4

(Z)-azomethane

A

Z-piperylene
1574-41-0

Z-piperylene

B

1-methylbuta-1,3-diene
2004-70-8

1-methylbuta-1,3-diene

C

1-Pentyne
627-19-0

1-Pentyne

D

3-methyl-1-pentyne
922-59-8

3-methyl-1-pentyne

E

(Z)-3-methyl-1,3-pentadiene
2787-45-3

(Z)-3-methyl-1,3-pentadiene

Conditions
ConditionsYield
In gas at 299.9℃; Thermodynamic data; Rate constant; Kinetics; Heating; other temperature;
propene
187737-37-7

propene

A

1-Pentyne
627-19-0

1-Pentyne

B

3-methyl-but-1-yne
598-23-2

3-methyl-but-1-yne

C

6-Methyl-hept-1-en-4-yne
10288-14-9

6-Methyl-hept-1-en-4-yne

D

1,1'-Dimethylethenebisallene
4356-63-2

1,1'-Dimethylethenebisallene

E

1-octene-4-yne
24612-83-7

1-octene-4-yne

F

4-Methylhept-1-en-6-yne
120608-97-1

4-Methylhept-1-en-6-yne

Conditions
ConditionsYield
With Diatomic carbon at -196.1℃; Mechanism;
(E)/(Z)-1-bromo-1-pentene
60468-23-7

(E)/(Z)-1-bromo-1-pentene

A

1-Pentyne
627-19-0

1-Pentyne

B

cyclopentene
142-29-0

cyclopentene

Conditions
ConditionsYield
With potassium tert-butylate at 240℃; for 0.0166667h; Product distribution; Mechanism;
1-penten
109-67-1

1-penten

A

1-Pentyne
627-19-0

1-Pentyne

B

2-Pentanone
107-87-9

2-Pentanone

Conditions
ConditionsYield
With perchloric acid; air; Pd(OAc)2-OPTA In ethanol at 25℃; for 3.5h;A 89 % Chromat.
B 11 % Chromat.
With perchloric acid; air In ethanol at 25℃; for 3.5h; Product distribution; various reaction conditions; also for other n-alkenes;A 89 % Chromat.
B 11 % Chromat.
ethyl 1,2-dipropyl-1-cyclopropene-3-carboxylate
1605-39-6

ethyl 1,2-dipropyl-1-cyclopropene-3-carboxylate

A

1-Pentyne
627-19-0

1-Pentyne

B

ethyl 2-hexynoate
16205-90-6

ethyl 2-hexynoate

C

(Z)-ethyl 4-oxo-3-propyl-2-hepten-1-oate
73368-67-9

(Z)-ethyl 4-oxo-3-propyl-2-hepten-1-oate

D

(E)-ethyl 4-oxo-3-propyl-2-hepten-1-oate
73368-65-7

(E)-ethyl 4-oxo-3-propyl-2-hepten-1-oate

E

butyric acid
107-92-6

butyric acid

Conditions
ConditionsYield
With oxygen In acetonitrile Product distribution; Mechanism; Irradiation; other solvents (sensitizers: methylene blue, MB; rose bengal, RB; polymer-based rose bengal, p-RB);
1,2-di-n-propylcyclopropene
10306-92-0

1,2-di-n-propylcyclopropene

A

1-Pentyne
627-19-0

1-Pentyne

B

trans-1,3-octadien-5-one
30647-86-0

trans-1,3-octadien-5-one

C

5-nonyn-4-one
73368-69-1

5-nonyn-4-one

D

2-propyl-1-hexen-3-one
73368-66-8

2-propyl-1-hexen-3-one

Conditions
ConditionsYield
With oxygen In acetonitrile Irradiation; other solvents (sensitizer: methylene blue, MB; rose bengal, RB); Yield given. Further byproducts given;
With oxygen In acetonitrile Irradiation; other solvents (sensitizer: methylene blue, MB; rose bengal, RB); Further byproducts given;
1,2-di-n-propylcyclopropene
10306-92-0

1,2-di-n-propylcyclopropene

A

1-Pentyne
627-19-0

1-Pentyne

B

trans-1,3-octadien-5-one
30647-86-0

trans-1,3-octadien-5-one

C

5-nonyn-4-one
73368-69-1

5-nonyn-4-one

D

2-propyl-1-hexen-3-one
73368-66-8

2-propyl-1-hexen-3-one

E

butyric acid
107-92-6

butyric acid

Conditions
ConditionsYield
With oxygen In acetonitrile Product distribution; Mechanism; Irradiation; other solvents (sensitizers: methylene blue, MB; rose bengal, RB; polymer based rose bengal, p-RB);
Biphenyl-4-yl-dimethyl-pent-1-ynyl-silane
136449-60-0

Biphenyl-4-yl-dimethyl-pent-1-ynyl-silane

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With potassium carbonate In methanol72 % Chromat.
C5H7(3)H
100312-91-2

C5H7(3)H

1-Pentyne
627-19-0

1-Pentyne

Conditions
ConditionsYield
With amine buffer; water at 25℃; Rate constant; μ = 0.10 M;
1-Pentyne
627-19-0

1-Pentyne

hexakis[2-(dimethylaminomethyl)phenyl]cyclotrisilane
143504-44-3

hexakis[2-(dimethylaminomethyl)phenyl]cyclotrisilane

Dimethyl-{2-[1,2,2-tris-(2-dimethylaminomethyl-phenyl)-4-propyl-1,2-dihydro-[1,2]disilet-1-yl]-benzyl}-amine
158817-37-9

Dimethyl-{2-[1,2,2-tris-(2-dimethylaminomethyl-phenyl)-4-propyl-1,2-dihydro-[1,2]disilet-1-yl]-benzyl}-amine

Conditions
ConditionsYield
In benzene-d6 at 55℃; for 10h;100%
1-Pentyne
627-19-0

1-Pentyne

benzaldehyde
100-52-7

benzaldehyde

1-Phenyl-2-hexin-1-ol
108946-34-5

1-Phenyl-2-hexin-1-ol

Conditions
ConditionsYield
Stage #1: 1-Pentyne With n-butyllithium In tetrahydrofuran; hexane at -78 - 0℃; for 1.5h;
Stage #2: benzaldehyde In tetrahydrofuran; hexane at -78 - 20℃;
100%
Stage #1: 1-Pentyne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.5h; Inert atmosphere;
Stage #2: benzaldehyde In tetrahydrofuran; hexane at 20℃; for 2h;
98%
Yield given. Multistep reaction;
Stage #1: 1-Pentyne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.5h;
Stage #2: benzaldehyde In tetrahydrofuran; hexane at -78 - 0℃; for 6h;
1-Pentyne
627-19-0

1-Pentyne

2-iodophenylamine
615-43-0

2-iodophenylamine

2-(pent-1-yn-1-yl)aniline
26059-38-1

2-(pent-1-yn-1-yl)aniline

Conditions
ConditionsYield
With triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In tetrahydrofuran at 20℃; for 3h; Inert atmosphere;100%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; for 3h; Inert atmosphere;94%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In N,N-dimethyl-formamide for 48h; Ambient temperature;91%
2-bromo-pyridine
109-04-6

2-bromo-pyridine

1-Pentyne
627-19-0

1-Pentyne

2-(pent-1'-ynyl)-pyridine
202828-84-0

2-(pent-1'-ynyl)-pyridine

Conditions
ConditionsYield
With copper(l) iodide; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride In triethylamine at 25℃; for 16h; Sonogashira coupling;100%
Stage #1: 2-bromo-pyridine With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine; triphenylphosphine at 25℃; for 0.5h; Inert atmosphere;
Stage #2: 1-Pentyne at 25℃; for 16h; Inert atmosphere;
94%
Stage #1: 2-bromo-pyridine With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine; triphenylphosphine at 25℃; for 0.5h; Inert atmosphere;
Stage #2: 1-Pentyne at 25℃; for 16h; Inert atmosphere;
94%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In diethylamine for 20h; Ambient temperature;84%
Stage #1: 2-bromo-pyridine With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine; triphenylphosphine for 0.5h; Sonogashira Cross-Coupling; Inert atmosphere;
Stage #2: 1-Pentyne for 18h; Sonogashira Cross-Coupling; Inert atmosphere; Darkness;
78%
1-Pentyne
627-19-0

1-Pentyne

acetic acid 1-acetoxymethyl-2-(4-bromo-2-nitro-phenyl)-ethyl ester
442521-49-5

acetic acid 1-acetoxymethyl-2-(4-bromo-2-nitro-phenyl)-ethyl ester

acetic acid 1-acetoxymethyl-2-(2-nitro-4-pent-1-ynyl-phenyl)-ethyl ester
442521-50-8

acetic acid 1-acetoxymethyl-2-(2-nitro-4-pent-1-ynyl-phenyl)-ethyl ester

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; for 18h; Sonogashira coupling;100%
1-Pentyne
627-19-0

1-Pentyne

1-Bromo-2-iodobenzene
583-55-1

1-Bromo-2-iodobenzene

1-bromo-2-(n-propylethynyl)benzene
194092-09-6

1-bromo-2-(n-propylethynyl)benzene

Conditions
ConditionsYield
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) at 20℃; for 8h; Inert atmosphere;100%
Stage #1: 1-Bromo-2-iodobenzene With bis-triphenylphosphine-palladium(II) chloride; triethylamine for 0.166667h; Sonogashira Cross-Coupling; Inert atmosphere;
Stage #2: 1-Pentyne With copper(l) iodide at 20℃; Sonogashira Cross-Coupling; Inert atmosphere;
100%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 50℃; for 4h; Sonogashira coupling;96%
(2R,3R,4S,5R,6S)-2-(acetoxymethyl)-4-azido-6-(methylthio)tetrahydro-2H-pyran-3,5-diyl diacetate
443864-69-5

(2R,3R,4S,5R,6S)-2-(acetoxymethyl)-4-azido-6-(methylthio)tetrahydro-2H-pyran-3,5-diyl diacetate

1-Pentyne
627-19-0

1-Pentyne

methyl 2,4,6-tri-O-acetyl-3-deoxy-3-(4-propyl-1H-[1,2,3]-triazol-1-yl)-1-thio-β-D-galactopyranoside

methyl 2,4,6-tri-O-acetyl-3-deoxy-3-(4-propyl-1H-[1,2,3]-triazol-1-yl)-1-thio-β-D-galactopyranoside

Conditions
ConditionsYield
With copper; N-ethyl-N,N-diisopropylamine In toluene at 45℃;100%
With N-ethyl-N,N-diisopropylamine; copper(l) iodide In toluene at 50℃; for 72h;100%
With copper(l) iodide; N-ethyl-N,N-diisopropylamine In toluene at 50℃; for 72h; regioselective reaction;99%
2,4-dibromo-5-methyl-pyrimidine
494194-61-5

2,4-dibromo-5-methyl-pyrimidine

1-Pentyne
627-19-0

1-Pentyne

5-methyl-2,4-di-pent-1-ynyl-pyrimidine

5-methyl-2,4-di-pent-1-ynyl-pyrimidine

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In triethylamine at 50℃; for 3h; Sonogashira coupling;100%
2,4-dibromo-5,6-dimethyl-pyrimidine
753470-32-5

2,4-dibromo-5,6-dimethyl-pyrimidine

1-Pentyne
627-19-0

1-Pentyne

4,5-dimethyl-2,6-di-pent-1-ynyl-pyrimidine
753470-52-9

4,5-dimethyl-2,6-di-pent-1-ynyl-pyrimidine

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In triethylamine at 50℃; for 3h; Sonogashira coupling;100%
1-Pentyne
627-19-0

1-Pentyne

2-(dimethylamino)benzaldehyde
579-72-6

2-(dimethylamino)benzaldehyde

1-(2-dimethylaminophenyl)hex-2-yn-1-ol
876460-06-9

1-(2-dimethylaminophenyl)hex-2-yn-1-ol

Conditions
ConditionsYield
Stage #1: 1-Pentyne With n-butyllithium In tetrahydrofuran; hexane at 0℃; for 0.25h;
Stage #2: 2-(dimethylamino)benzaldehyde In tetrahydrofuran; hexane for 0.15h;
100%
1-Pentyne
627-19-0

1-Pentyne

ethyl chlorocarbonylacetate
36239-09-5

ethyl chlorocarbonylacetate

3-oxo-oct-4-ynoic acid ethyl ester
861144-51-6

3-oxo-oct-4-ynoic acid ethyl ester

Conditions
ConditionsYield
Stage #1: 1-Pentyne With isopropylmagnesium chloride In tetrahydrofuran at 20℃; for 6h;
Stage #2: ethyl chlorocarbonylacetate In tetrahydrofuran at 0 - 20℃;
100%
1-Pentyne
627-19-0

1-Pentyne

(R)-propylene oxide
15448-47-2

(R)-propylene oxide

(R)-oct-4-yn-2-ol
907157-39-5

(R)-oct-4-yn-2-ol

Conditions
ConditionsYield
Stage #1: 1-Pentyne With n-butyllithium In tetrahydrofuran; hexane at -40 - 0℃; for 0.5h;
Stage #2: (R)-propylene oxide With N,N,N,N,N,N-hexamethylphosphoric triamide In tetrahydrofuran; hexane at -20 - 20℃; for 16.5h;
100%
2-iodophenyl methoxymethyl sulfide
909275-31-6

2-iodophenyl methoxymethyl sulfide

1-Pentyne
627-19-0

1-Pentyne

2-(pent-1-ynyl)phenyl methoxymethyl sulfide
909275-32-7

2-(pent-1-ynyl)phenyl methoxymethyl sulfide

Conditions
ConditionsYield
With copper(l) iodide; triethylamine; triphenylphosphine; palladium dichloride at 20℃; Sonogashira coupling;100%
1-Pentyne
627-19-0

1-Pentyne

cyclohexane-1,2-epoxide
286-20-4

cyclohexane-1,2-epoxide

trans-2-(1-pentynyl)cyclohexan-1-ol

trans-2-(1-pentynyl)cyclohexan-1-ol

Conditions
ConditionsYield
Stage #1: 1-Pentyne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.5h;
Stage #2: cyclohexane-1,2-epoxide With boron trifluoride diethyl etherate In tetrahydrofuran; hexane at -78℃; for 3h;
100%
Stage #1: 1-Pentyne With n-butyllithium; boron trifluoride diethyl etherate In tetrahydrofuran at -78℃; for 0.166667h; Inert atmosphere;
Stage #2: cyclohexane-1,2-epoxide In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere;
Stage #3: With ammonium chloride In tetrahydrofuran; water
68%
1-Pentyne
627-19-0

1-Pentyne

trifluoro-methanesulfonic acid 3-methoxy-2-methyl-6-nitro-phenyl ester
835883-30-2

trifluoro-methanesulfonic acid 3-methoxy-2-methyl-6-nitro-phenyl ester

C13H15NO3
1148008-83-6

C13H15NO3

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; tetra-(n-butyl)ammonium iodide In triethylamine; acetonitrile Sonogashira-Hagihara coupling; Reflux;100%
1-Pentyne
627-19-0

1-Pentyne

N,N-diethyl-2-iodo-3-methoxy-4-(methoxymethoxy)benzamide
1161720-15-5

N,N-diethyl-2-iodo-3-methoxy-4-(methoxymethoxy)benzamide

N,N-diethyl-3-methoxy-4-(methoxymethoxy)-2-(pent-1-yn-1-yl)benzamide
1161720-16-6

N,N-diethyl-3-methoxy-4-(methoxymethoxy)-2-(pent-1-yn-1-yl)benzamide

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In diethylamine at 60℃; for 35h; Sonogashira coupling; Inert atmosphere;100%
1-Pentyne
627-19-0

1-Pentyne

o-iodo-methyl-benzoic acid
610-97-9

o-iodo-methyl-benzoic acid

methyl 2-(pent-1-yn-1-yl)benzoate
90584-93-3

methyl 2-(pent-1-yn-1-yl)benzoate

Conditions
ConditionsYield
With copper(l) iodide; N-ethyl-N,N-diisopropylamine; bis-triphenylphosphine-palladium(II) chloride In N,N-dimethyl-formamide at 20℃; for 24h; Arylation;99%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 24h; Condensation;99%
With triethylamine; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In tetrahydrofuran at 20℃; for 24h; Sonogashira coupling reaction;98%
1-Pentyne
627-19-0

1-Pentyne

deca-4,6-diyne
16387-71-6

deca-4,6-diyne

Conditions
ConditionsYield
With oxygen; palladium on activated charcoal; copper(l) iodide In dimethyl sulfoxide at 20℃; for 24h;99%
With N,N,N,N,-tetramethylethylenediamine In dichloromethane at 130℃; under 37503.8 Torr; for 0.333333h; Flow reactor; chemoselective reaction;98%
With copper(l) iodide; triethylamine; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride In acetonitrile at 25℃; for 24h;96%
1-Pentyne
627-19-0

1-Pentyne

2-iodochlorobenzene
615-41-8

2-iodochlorobenzene

1-(2-chlorophenyl)-1-pentyne
600174-97-8

1-(2-chlorophenyl)-1-pentyne

Conditions
ConditionsYield
With copper(l) iodide; diisopropylamine; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride at 84℃; for 6h; Sonogashira coupling;99%
1-Pentyne
627-19-0

1-Pentyne

benzyl 2-formyl-4-isopropoxy-5-methoxyphenyl sulfide
445483-23-8

benzyl 2-formyl-4-isopropoxy-5-methoxyphenyl sulfide

benzyl 2-(1-hydroxy-2-hexynyl)-4-isopropoxy-5-methoxyphenyl sulfide
618388-71-9

benzyl 2-(1-hydroxy-2-hexynyl)-4-isopropoxy-5-methoxyphenyl sulfide

Conditions
ConditionsYield
Stage #1: 1-Pentyne With n-butyllithium In tetrahydrofuran at -78℃; for 0.15h;
Stage #2: benzyl 2-formyl-4-isopropoxy-5-methoxyphenyl sulfide In tetrahydrofuran at 18℃; for 0.25h;
99%
1-Pentyne
627-19-0

1-Pentyne

benzyl azide
622-79-7

benzyl azide

1‐benzyl‐4‐propyl‐1H‐1,2,3‐triazole

1‐benzyl‐4‐propyl‐1H‐1,2,3‐triazole

Conditions
ConditionsYield
With triethylamine In neat (no solvent) at 70℃; for 8h; Huisgen Cycloaddition; regioselective reaction;99%
With [copper(I)]2[(2-picolyliminomethyl)pyrrole]2 In dichloromethane at 20℃; for 4h; Inert atmosphere;99%
With Cu(I)complex of dendrimer of triazole rings with triethylene glycol termini In water at 30℃; for 24h; Inert atmosphere;98%
C10H11F3N2O4S
1006880-54-1

C10H11F3N2O4S

1-Pentyne
627-19-0

1-Pentyne

N-(3-pent-1-ynyl-pyridin-2-yl)butyramide
1006880-56-3

N-(3-pent-1-ynyl-pyridin-2-yl)butyramide

Conditions
ConditionsYield
With tetra-(n-butyl)ammonium iodide; triethylamine; copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) In acetonitrile at 20℃; Sonogashira coupling;99%
diethyl ether
60-29-7

diethyl ether

1-Pentyne
627-19-0

1-Pentyne

1,4-bromoiodobenzene
589-87-7

1,4-bromoiodobenzene

palladium diacetate
3375-31-3

palladium diacetate

1-bromo-4-(pent-1-yn-1-yl)benzene
109027-84-1

1-bromo-4-(pent-1-yn-1-yl)benzene

Conditions
ConditionsYield
With triphenylphosphine In hexane; triethylamine99%
1-Pentyne
627-19-0

1-Pentyne

3,5-dichloro-1-(4-methoxybenzyl)pyrazin-2(1H)-one
393860-82-7

3,5-dichloro-1-(4-methoxybenzyl)pyrazin-2(1H)-one

C17H17ClN2O2
1011736-21-2

C17H17ClN2O2

Conditions
ConditionsYield
With copper(l) iodide; triethylamine; bis-triphenylphosphine-palladium(II) chloride In N,N-dimethyl-formamide at 80℃; for 0.166667h; Sonogashira coupling; microwave irradiation;99%
1-Pentyne
627-19-0

1-Pentyne

trimethyltin(IV)chloride
1066-45-1

trimethyltin(IV)chloride

trimethyl pentynyl stannane
1118-50-9

trimethyl pentynyl stannane

Conditions
ConditionsYield
With methyllithium In diethyl ether dropwise addn. of CH3Li to a soln. of 1-pentyne (-20°C, inert atmosphere), stirring 1 h, warming to 0°C, addn. of (CH3)3SnCl (ether), warming to room temp. while stirring (12 h); removal of solvent, fractional distillation, distillation;99%
1-Pentyne
627-19-0

1-Pentyne

2-Iodobenzoic acid,benzyl ester
67460-10-0

2-Iodobenzoic acid,benzyl ester

o-pent-1-ynylbenzoic acid benzyl ester

o-pent-1-ynylbenzoic acid benzyl ester

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; Sonogashira coupling; Inert atmosphere;99%
1-Pentyne
627-19-0

1-Pentyne

6-hydroxymethyl-5-iodo-1-isopropyl-1H-indazole
1202528-38-8

6-hydroxymethyl-5-iodo-1-isopropyl-1H-indazole

6-hydroxymethyl-1-isopropyl-5-(1-pentynyl)-1H-indazole
1202528-40-2

6-hydroxymethyl-1-isopropyl-5-(1-pentynyl)-1H-indazole

Conditions
ConditionsYield
copper(l) iodide; bis(triphenylphosphine)palladium(II)-chloride In N,N-dimethyl-formamide at 20℃; for 12h;99%
1-Pentyne
627-19-0

1-Pentyne

[(1S,2S)-1-({(4-bromophenyl)[trans-2-(6-fluoropyridin-2-yl)cyclopropanecarbonyl]amino}methyl)-2-methylbutyl]carbamic acid tert-butyl ester
1287206-05-6

[(1S,2S)-1-({(4-bromophenyl)[trans-2-(6-fluoropyridin-2-yl)cyclopropanecarbonyl]amino}methyl)-2-methylbutyl]carbamic acid tert-butyl ester

((1S,2S)-1-{[[(1S,2S)-2-(6-fluoropyridin-2-yl)cyclopropanecarbonyl]-(4-pent-1-ynylphenyl)amino]methyl}-2-methylbutyl)carbamic acid t-butyl ester

((1S,2S)-1-{[[(1S,2S)-2-(6-fluoropyridin-2-yl)cyclopropanecarbonyl]-(4-pent-1-ynylphenyl)amino]methyl}-2-methylbutyl)carbamic acid t-butyl ester

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride; bis-triphenylphosphine-palladium(II) chloride In tetrahydrofuran at 90℃; for 0.5h; Microwave irradiation;99%
3-phenyl-propionaldehyde
104-53-0

3-phenyl-propionaldehyde

1-Pentyne
627-19-0

1-Pentyne

1-phenyl-4-octyn-3-ol
107383-34-6

1-phenyl-4-octyn-3-ol

Conditions
ConditionsYield
Stage #1: 1-Pentyne With n-butyllithium In tetrahydrofuran; hexane at -78 - -15℃; Inert atmosphere;
Stage #2: 3-phenyl-propionaldehyde In tetrahydrofuran; hexane at -78℃; Inert atmosphere;
99%
1-Pentyne
627-19-0

1-Pentyne

C11H10INO2
1387004-47-8

C11H10INO2

ethyl 5-(pent-1-yn-1-yl)-1H-indole-1-carboxylate
1439383-33-1

ethyl 5-(pent-1-yn-1-yl)-1H-indole-1-carboxylate

Conditions
ConditionsYield
Stage #1: 1-Pentyne; C11H10INO2 With bis-triphenylphosphine-palladium(II) chloride; triethylamine In tetrahydrofuran at 20℃; for 0.0833333h; Inert atmosphere;
Stage #2: With copper(l) iodide In tetrahydrofuran at 20℃; Inert atmosphere;
99%

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