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
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
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inquiryThe company has a professional R & D team, mature technology, very competitive prices and stable high quality products for customers to order high quality and low price product efforts! Appearance:White or off-white Solid Storage:Se
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
Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
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inquiryHenan 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
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
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
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
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
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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
R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
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low price and high purityAppearance:solid or liquid Storage:in sealed air resistant place Package:As customer require Application:Pharma;Industry;Agricultural Transportation:by sea or by airplane Port:any port in China
bulk?production Application:Pharmaceutical intermediates
in storeAppearance:Colorless transparent yellow liquid Package:25g Application:Organic Chemicals
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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
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inquiryQingdao Sigma Chemical Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis etc API, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. Our Labo
BaiFuChem is a Professional chemical raw material supplier in China, our main products include Biochemical , Pharma Intermediate and Organic chemical etc. BaiFuChem have wealth of products,experience , expertise and state-of-the-art
HuBei ipure is a diversified product production and operation enterprise, with API, pharma intermediates, and other fine chemicals as well as R&D and pigments development and sales as one of the large enterprises, with more than 130 acres of pl
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FOB Price: $1.0
Type:Trading Company
inquiry(E)-1,2-dibromohex-1-ene
hex-1-yne
Conditions | Yield |
---|---|
With 1,2-bis(diphenylphosphino)ethane nickel(II) chloride; tri-n-butyl-tin hydride In tetrahydrofuran for 0.5h; Ambient temperature; | 100% |
n-butylethynylmagnesium chloride
hex-1-yne
Conditions | Yield |
---|---|
With oxygen In tetrahydrofuran at 20℃; for 0.75h; | 99% |
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium tert-butylate In Petroleum ether at 60℃; for 2h; without <18>krone-6; Yields of byproduct given; | 96% |
With potassium hydroxide; tetraoctyl ammonium bromide In Petroleum ether at 90℃; for 6h; | 92% |
With potassium hydroxide; 2,5-dimethyl-2,5-hexanediol; tetraoctyl ammonium bromide at 80 - 90℃; for 0.25h; | 88% |
(Z)-1-bromohex-1-ene
hex-1-yne
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium tert-butylate In Petroleum ether at 25℃; for 2h; | 96% |
(E)-1-bromohex-1-ene
hex-1-yne
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium tert-butylate In Petroleum ether at 60℃; for 2h; | 93% |
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium tert-butylate In Petroleum ether at 60℃; for 1h; | 92% |
With sodium amide; xylene at 130℃; und zersetzt das entstandene Produkt mit Eiswasser; | |
With petroleumfraction of mp: 150-180 degree at 150℃; und zersetzt das entstandene Produkt mit Eiswasser; |
Conditions | Yield |
---|---|
With Lu(N(SiMe3)2)3 In toluene at 100℃; for 48h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | A 90% B n/a |
Conditions | Yield |
---|---|
In diethyl ether; ammonia for 2h; | 80% |
32% | |
With ammonia |
Conditions | Yield |
---|---|
With Lu(N(SiMe3)2)3 In toluene at 130℃; for 12h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | A 75% B n/a |
C9H18B(1-)*Li(1+)
A
2-Methyl-2-heptanol
B
n-pentyl methyl ketone
C
hex-1-yne
Conditions | Yield |
---|---|
With sodium hydroxide; methanesulfonic acid; dihydrogen peroxide 1.) Et2O, -78 deg C, warming to 25 deg C, 2h; Yield given. Multistep reaction; | A 8% B n/a C 73% |
With sodium hydroxide; methanesulfonic acid; dihydrogen peroxide 1.) Et2O, -78 deg C warming to 25 deg C, 2h; Yield given. Multistep reaction; | A 8% B 9% C n/a |
Conditions | Yield |
---|---|
With Lu(N(SiMe3)2)3 In toluene at 130℃; for 12h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | A 70% B n/a |
C12H24B(1-)*Li(1+)
dimethyl sulfate
A
6-methyl-decan-5-one
B
3-methylheptan-2-one
C
hex-1-yne
Conditions | Yield |
---|---|
With sodium hydroxide; dihydrogen peroxide 1.) THF, -78 deg C, warming to 25 deg C, 2h; Yield given. Multistep reaction; | A n/a B 14% C 68% |
With sodium hydroxide; dihydrogen peroxide 1.) THF, -78 deg C, warming to 25 deg C, 2h; Yield given. Multistep reaction; | A 11% B n/a C 68% |
C12H24B(1-)*Li(1+)
A
2-Methyl-2-heptanol
B
n-pentyl methyl ketone
C
5-Methyldecan-5-ol
D
hex-1-yne
Conditions | Yield |
---|---|
With sodium hydroxide; Me2SO3H; dihydrogen peroxide 1.) THF, -78 deg C, warming to 25 deg C, 1h; Yield given. Multistep reaction. Further byproducts given; | A 12% B n/a C 12% D 57% |
C12H24B(1-)*Li(1+)
A
2-Methyl-2-heptanol
B
5-Methyldecan-5-ol
C
decan-5-one
D
hex-1-yne
Conditions | Yield |
---|---|
With sodium hydroxide; methanesulfonic acid; dihydrogen peroxide 1.) THF, -78 deg C, warming to 25 deg C, 2h; Yield given. Multistep reaction. Further byproducts given; | A 12% B 12% C n/a D 57% |
2,2-dimethyl-3-butyne
N-benzylhept-2-yn-1-amine
A
N-benzyl 4,4-dimethyl-pent-2-ynylamine
B
hex-1-yne
Conditions | Yield |
---|---|
With Lu(N(SiMe3)2)3 In toluene at 130℃; for 12h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | A 55% B n/a |
C12H24B(1-)*Li(1+)
dimethyl sulfate
A
6-Methylundec-5-ene
B
methylheptene
C
hex-1-yne
Conditions | Yield |
---|---|
Yield given. Multistep reaction; | A n/a B 18% C 49% |
Yield given. Multistep reaction; | A 16% B n/a C 49% |
1-(trimethylsilyl)-1-hexyne
n-octyne
A
trimethyl(oct-1-yn-1-yl)silane
B
oct-2-yne
C
2-Hexyne
D
hex-1-yne
Conditions | Yield |
---|---|
With N,N,N,N,N,N-hexamethylphosphoric triamide; Yb-imine; methyl iodide In tetrahydrofuran for 17h; Ambient temperature; | A 25% B 42% C 34% D 10% |
1,1-dibromo 1-hexene
hex-1-yne
Conditions | Yield |
---|---|
With sodiumsulfide nonahydrate In dimethyl sulfoxide at 40℃; for 18h; | 42% |
C12H24B(1-)*Li(1+)
A
2-Methyl-2-heptanol
B
hept-2-ene
C
5-decene
D
hex-1-yne
Conditions | Yield |
---|---|
Yield given. Multistep reaction. Further byproducts given; | A 23% B n/a C 18% D 26% |
C12H24B(1-)*Li(1+)
A
2-Methyl-2-heptanol
B
5-decene
C
5-Methyldecan-5-ol
D
hex-1-yne
Conditions | Yield |
---|---|
Yield given. Multistep reaction. Further byproducts given; | A n/a B 18% C 14% D 26% |
Yield given. Multistep reaction. Further byproducts given; | A 23% B n/a C 14% D 26% |
Yield given. Multistep reaction. Further byproducts given; | A 23% B 18% C n/a D 26% |
C12H24B(1-)*Li(1+)
A
6-methyl-decan-5-one
B
3-methylheptan-2-one
C
hex-1-yne
Conditions | Yield |
---|---|
With sodium hydroxide; dihydrogen peroxide; dimethyl sulfate 1.) THF, -78 deg C warming to 25 deg C, 2h; Yield given. Multistep reaction; | A 11% B 14% C n/a |
1,2-dibromohexane
A
2-bromohex-1-ene
B
(Z)-1-bromohex-1-ene
C
(E)-1-bromohex-1-ene
D
hex-1-yne
Conditions | Yield |
---|---|
With potassium tert-butylate In Petroleum ether at 80℃; for 6h; Yield given; | A n/a B n/a C n/a D 7.8% |
With potassium tert-butylate In Petroleum ether at 80℃; for 6h; Yield given; | A n/a B n/a C n/a D 7.8% |
Conditions | Yield |
---|---|
With ammonia |
Conditions | Yield |
---|---|
With diphenylether |
Conditions | Yield |
---|---|
With ammonia; sodium amide |
2-bromohex-1-ene
1-bromohexene
A
1-hexene
B
hex-1-yne
Conditions | Yield |
---|---|
With sodium; xylene at 25℃; |
hept-2-ynoic acid
A
methylammonium carbonate
B
hex-1-yne
7-phenyltrideca-5,8-diyn-7-ol
hex-1-yne
Conditions | Yield |
---|---|
at 230℃; Leiten im Stickstoff-Strom ueber Aluminiumoxyd; |
Conditions | Yield |
---|---|
With diethyl ether; phenylmagnesium bromide Erhitzen des erhaltenen Gemisches aus Acetylenmagnesiumbromid und Acetylen-bis-magnesiumbromid mit Butylbromid auf 80-90grad; |
Conditions | Yield |
---|---|
With copper(l) iodide; potassium carbonate; sodium sulfite; 1,8-diazabicyclo[5.4.0]undec-7-ene In dimethyl sulfoxide at 30℃; for 4h; | 100% |
With sodium hydroxide; Aliquat 336; copper(l) chloride In dichloromethane; water at 20℃; for 50h; | 73% |
(i) EtMgBr, CuCl, (ii) /BRN= 605308/; Multistep reaction; | |
With copper(l) iodide; potassium carbonate; 1,8-diazabicyclo[5.4.0]undec-7-ene; sodium sulfite In N,N-dimethyl-formamide at 20℃; |
Conditions | Yield |
---|---|
With copper diacetate In acetonitrile for 7h; Heating; | 100% |
With copper diacetate; sodium acetate; PEG 6000 at 90℃; for 20h; | 96% |
With N,N,N,N,-tetramethylethylenediamine; 3-butyl-1-methyl-1H-imidazol-3-ium hexafluorophosphate; copper(l) chloride at 20℃; for 6h; Glaser oxidative coupling; | 95% |
Conditions | Yield |
---|---|
(C5Me5)Ti<ε2-C2(SiMe3)2> In hexane at 30℃; for 120h; | 100% |
With bis(trimethylsilyl)amide yttrium(III); tris(trimethylsilyl)amine In toluene at 100℃; for 17h; | 99% |
With methylaluminoxane In benzene-d6 at 20℃; under 1E-05 Torr; for 24h; Dimerization; | 99.7% |
bicyclo[2.2.1]hepta-2,5-diene
hex-1-yne
4-n-butyldeltacyclen
Conditions | Yield |
---|---|
With diphosphane; (2S,3S)-(+)-bis(diphenylphosphanyl)bicyclo[2.2.1]hept-5-ene; cobalt(III) acetylacetonate; diethylaluminium chloride In tetrahydrofuran at 35℃; for 4h; | 100% |
Conditions | Yield |
---|---|
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78 - 0℃; Inert atmosphere; Stage #2: formaldehyd In tetrahydrofuran; hexane at -78 - 20℃; Inert atmosphere; | 100% |
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran at -78℃; for 1h; Stage #2: formaldehyd In tetrahydrofuran at -78 - 20℃; for 18h; | 99% |
With n-butyllithium In diethyl ether at 0℃; | 89% |
Conditions | Yield |
---|---|
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; Stage #2: pentanal In tetrahydrofuran; hexane at -78℃; for 0.5h; Inert atmosphere; | 100% |
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.5h; Inert atmosphere; Stage #2: pentanal In tetrahydrofuran; hexane at 20℃; for 0.5h; Inert atmosphere; | 92% |
With n-butyllithium In tetrahydrofuran at -78℃; for 2h; | 87% |
hex-1-yne
Conditions | Yield |
---|---|
In dichloromethane Ambient temperature; | 100% |
PhI(OH)OTs
hex-1-yne
Conditions | Yield |
---|---|
In dichloromethane for 2h; Ambient temperature; | 100% |
norborn-2-ene
carbon monoxide
hex-1-yne
(3aSR,4SR,7RS,7aSR)-2-butyl-3a,4,5,6,7,7a-hexahydro-4,7-methanoinden-1-one
Conditions | Yield |
---|---|
dodecacarbonyl tetracobalt In dichloromethane at 150℃; under 7600 Torr; for 22h; | 100% |
Co2Rh2 nanoparticles immobilized on charcoal In tetrahydrofuran at 130℃; under 760 Torr; for 18h; intermolecular Pauson-Khand reaction; | 60% |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diethylamine for 18h; Sonogashira coupling; Inert atmosphere; | 100% |
With copper(l) iodide; trans-bis(triphenylphosphine)palladium dichloride; triethylamine at 20℃; Inert atmosphere; | 100% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine for 8h; Sonogashira Cross-Coupling; Inert atmosphere; | 95% |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In triethylamine for 4h; Sonogashira coupling; Reflux; | 100% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In triethylamine at 50℃; for 5h; Inert atmosphere; | 100% |
With triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide at 20℃; for 2h; Sonogashira coupling reaction; | 99% |
Conditions | Yield |
---|---|
Stage #1: iodobenzene; hex-1-yne With bis-triphenylphosphine-palladium(II) chloride; triethylamine at 20℃; for 0.0833333h; Inert atmosphere; Stage #2: With copper(l) iodide at 20℃; for 23h; Inert atmosphere; | 100% |
With copper(I) oxide; caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In N,N-dimethyl-formamide at 135℃; for 12h; Inert atmosphere; | 99% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In acetonitrile at 20℃; for 20h; Schlenk technique; Inert atmosphere; | 99% |
hex-1-yne
(E)-2-iodoethenyl, [2-isopropyl-5-methylcyclohexyl(1R,2S,5R)]ether
1E-octen-3-ynyl, [2-isopropyl-5-methylcyclohexyl(1R,2S,5R)]ether
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine; copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) | 100% |
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); isopropylamine Substitution; | 455 mg |
Conditions | Yield |
---|---|
With triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide at 50℃; | 100% |
Stage #1: 2-Iodothiophene; hex-1-yne 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; | 93% |
With triethylamine; palladium bis(2,2,6,6-tetramethyl-3,5-heptanedionate) In water at 20℃; for 6h; Sonogashira cross-coupling; | 89% |
benzaldehyde
hex-1-yne
1-phenylhept-2-yn-1-ol
Conditions | Yield |
---|---|
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78 - 20℃; for 1.33333h; Inert atmosphere; Stage #2: benzaldehyde In tetrahydrofuran; hexane at -78 - 20℃; Inert atmosphere; Stage #3: With water; ammonium chloride In tetrahydrofuran; hexane | 100% |
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran; hexane at -50℃; for 0.416667h; Stage #2: benzaldehyde In tetrahydrofuran; hexane at 20℃; for 1h; | 96% |
With dimethyl zinc(II); (1R,2S)-cis-1-amino-2-indenol-derived oxazolidine In n-heptane; toluene at -4℃; for 48h; | 96% |
Conditions | Yield |
---|---|
With n-butyllithium In diethyl ether at 20℃; Substitution; | 100% |
Conditions | Yield |
---|---|
With triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide at 50℃; | 100% |
With copper(l) iodide; triethylamine; tetrakis(triphenylphosphine) palladium(0) at 60℃; | |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 60℃; for 12h; Schlenk technique; |
m-trifluoromethylphenyl iodide
hex-1-yne
1-(hex-1-yn-1-yl)-3-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
With triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide at 50℃; | 100% |
Sonogashira Cross-Coupling; |
N-formyl-2-iodoaniline
hex-1-yne
N-(2-(hex-1-yn-1-yl)phenyl)formamide
Conditions | Yield |
---|---|
With copper(l) iodide; triethylamine; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride In tetrahydrofuran Sonogashira coupling; | 100% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; | |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; Inert atmosphere; | |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; Inert atmosphere; | |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; Inert atmosphere; |
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; pentane at -78 - 20℃; | 100% |
Stage #1: hex-1-yne With ethylmagnesium bromide In tetrahydrofuran; diethyl ether at 0 - 20℃; for 0.0833333h; Inert atmosphere; Stage #2: dimethylmonochlorosilane In tetrahydrofuran; diethyl ether at 0 - 20℃; for 4h; Inert atmosphere; | 98% |
Stage #1: hex-1-yne With n-butyllithium In diethyl ether; hexane at -78℃; for 0.5h; Stage #2: dimethylmonochlorosilane In diethyl ether; hexane at -78 - 20℃; Further stages.; | 85% |
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; pentane at -78 - 20℃; | 100% |
hex-1-yne
(E)-1-hexenyldihydroxyborane
Conditions | Yield |
---|---|
With benzo[1,3,2]dioxaborole In tetrahydrofuran Heating; | 100% |
Stage #1: hex-1-yne With dichloroborane dioxane complex In dichloromethane for 4h; Heating; Stage #2: With water cooling; | 61% |
Stage #1: hex-1-yne With dimethylsulfide borane complex; (+)-α-pinene In tetrahydrofuran at -40 - 20℃; Stage #2: With acetaldehyde In tetrahydrofuran at 45℃; for 16h; Stage #3: With water In tetrahydrofuran at 0℃; for 3h; |
hex-1-yne
Conditions | Yield |
---|---|
With copper(ll) bromide; palladium(II) bromide In acetonitrile; benzene at 20℃; for 6h; | 100% |
Conditions | Yield |
---|---|
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78 - 20℃; for 1.33333h; Inert atmosphere; Stage #2: 4-fluorobenzaldehyde In tetrahydrofuran; hexane at -78 - 20℃; Inert atmosphere; Stage #3: With water; ammonium chloride In tetrahydrofuran; hexane | 100% |
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran; hexane at 0℃; for 1h; Inert atmosphere; Stage #2: 4-fluorobenzaldehyde In tetrahydrofuran; hexane Inert atmosphere; | 60% |
1-chloro-3-pentyl-7-propyl-pyrrolo[1,2-c]pyrimidine
hex-1-yne
1-hex-1-ynyl-3-pentyl-7-propyl-pyrrolo[1,2-c]pyrimidine
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper at 80℃; Sonogashira coupling; | 100% |
Conditions | Yield |
---|---|
Stage #1: 2,4-dibromo-5,6-dimethyl-pyrimidine; 5-phenyl-1-pentyne With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In triethylamine at 20℃; for 12h; Sonogashira coupling; Stage #2: hex-1-yne In triethylamine at 45℃; for 12h; Sonogashira coupling; | 100% |
Conditions | Yield |
---|---|
Stage #1: hex-1-yne With ethylmagnesium bromide In tetrahydrofuran at 20℃; for 0.5h; Stage #2: pyridine-2-carbaldehyde In tetrahydrofuran at 0℃; for 1h; | 100% |
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran at -78℃; for 0.25h; Stage #2: pyridine-2-carbaldehyde In tetrahydrofuran at -78℃; Further stages.; | |
Stage #1: hex-1-yne With ethylmagnesium bromide In tetrahydrofuran at 20℃; for 1h; Stage #2: pyridine-2-carbaldehyde In tetrahydrofuran at -78 - 20℃; for 1.5h; Further stages.; |
hex-1-yne
Conditions | Yield |
---|---|
With 2,2’-azobis(4-methoxy-2,4-dimethyl)valeronitrile In chloroform at 20℃; for 5h; | 100% |
Conditions | Yield |
---|---|
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78 - 20℃; for 1.33333h; Inert atmosphere; Stage #2: 1-naphthaldehyde In tetrahydrofuran; hexane at -78 - 20℃; Inert atmosphere; Stage #3: With water; ammonium chloride In tetrahydrofuran; hexane | 100% |
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.5h; Inert atmosphere; Stage #2: 1-naphthaldehyde In tetrahydrofuran; hexane at 0 - 20℃; for 0.583333h; Inert atmosphere; | 80% |
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran at -78℃; for 0.333333h; Stage #2: 1-naphthaldehyde In tetrahydrofuran at -78 - 20℃; Further stages.; |
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