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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
superior quality Appearance:A colorless gas Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used as Pharmaceutical Intermediates Transportation:as
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
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
R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
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1-butyneAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:Used in Synthesis, Pharmaceuticals and other fields Transportation:Sea/air/courier
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:107-00-6
Min.Order:1 Kilogram
FOB Price: $112.0
Type:Trading Company
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Min.Order:10 Milligram
Negotiable
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Best quality & Attractive price & Professional service; Trial & Pilot & CommercialHenan Fine Chemicals Co., LTD. is a diversified technology - oriented integrated company, which mainly concentrates on fine chemicals. Our company is committed to becom
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Shanghai, Run-Biotech Co., Ltd is a leading domestic pharmaceutical, biopharmaceutical, and health care products R & D outsourcing services company. As an innovation-driven and customer-focused company, Run Biotech provides a broad and integrated por
1-butyneAppearance:Pls see the Details 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/Shen
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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
Package:100 g in Sure-Pac(TM)
Conditions | Yield |
---|---|
With Lu(N(SiMe3)2)3 In toluene at 130℃; for 12h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | A n/a B 97% |
Conditions | Yield |
---|---|
With Lu(N(SiMe3)2)3 In toluene at 130℃; for 12h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | A n/a B 95% |
2,2-dimethyl-3-butyne
A
but-1-yne
B
N-benzyl 4,4-dimethyl-pent-2-ynylamine
Conditions | Yield |
---|---|
With Lu(N(SiMe3)2)3 In toluene at 130℃; for 12h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | A n/a B 95% |
Conditions | Yield |
---|---|
With Lu(N(SiMe3)2)3 In toluene at 130℃; for 12h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | A n/a B 87% |
4-Phenyl-1-butyne
A
but-1-yne
Conditions | Yield |
---|---|
With Lu(N(SiMe3)2)3 In toluene at 130℃; for 12h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | A n/a B 87% |
Conditions | Yield |
---|---|
With Lu(N(SiMe3)2)3 In toluene at 130℃; for 12h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | A n/a B 80% |
triphenylphosphoranylidene-2-butanone
but-1-yne
Conditions | Yield |
---|---|
at 750℃; under 0.01 Torr; | 78% |
at 750℃; | 78% |
phenylacetylene
A
but-1-yne
B
N-(3-phenylprop-2-ynyl)benzenemethanamine
Conditions | Yield |
---|---|
With Lu(N(SiMe3)2)3 In toluene at 130℃; for 12h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | A n/a B 75% |
Conditions | Yield |
---|---|
With Lu(N(SiMe3)2)3 In toluene at 130℃; for 12h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | A n/a B 70% |
Conditions | Yield |
---|---|
at 20℃; under 50 Torr; Kinetics; radical cross-combination reaction; Photolysis; | A 60% B 40% |
but-1-yne
Conditions | Yield |
---|---|
at 750℃; Formation of xenobiotics; | 0.012% |
Conditions | Yield |
---|---|
With nickel Hydrogenation; |
Conditions | Yield |
---|---|
With ammonia |
Conditions | Yield |
---|---|
With ammonia | |
With diphenylether at 130 - 190℃; | |
With xylene | |
With tetrahydrofuran; N,N-dimethyl-formamide; benzene at 0℃; | |
In 5,5-dimethyl-1,3-cyclohexadiene at 90℃; |
Conditions | Yield |
---|---|
at 280℃; |
Conditions | Yield |
---|---|
With sodium Zers. der gebildeten Natrium-Verbindung mit Wasser; |
2-bromobutene
but-1-yne
Conditions | Yield |
---|---|
With potassium carbonate at 100℃; | |
With potassium hydroxide at 120 - 125℃; |
Conditions | Yield |
---|---|
With sodium amide |
Conditions | Yield |
---|---|
With potassium hydroxide; diethylene glycol at 180℃; |
(E)/(Z)-1-bromo-1-butene
but-1-yne
Conditions | Yield |
---|---|
With potassium hydroxide; ethanol at 180℃; |
Conditions | Yield |
---|---|
at 330℃; |
Conditions | Yield |
---|---|
With diethyl ether; sodium Zers. der gebildeten Natrium-Verbindung mit Wasser; |
Conditions | Yield |
---|---|
With sodium at 60℃; |
Conditions | Yield |
---|---|
With potassium hydroxide at 130 - 135℃; unter Druck, Erwaermen des Destillates mit Natrium unter Druck auf 100grad; | |
With vaseline oil; sodium amide at 170 - 219℃; |
1,2-dichlorobutane
but-1-yne
Conditions | Yield |
---|---|
With potassium hydroxide at 130 - 135℃; unter Druck, Erwaermen des Destillates mit Natrium unter Druck auf 100grad; |
N-(2-hydroxy-butyl)-N-nitroso-benzamide
but-1-yne
Conditions | Yield |
---|---|
With ammonia at -40℃; |
Conditions | Yield |
---|---|
With phosphorus pentachloride; potassium carbonate |
Conditions | Yield |
---|---|
With iron sulfide at 300 - 310℃; |
Conditions | Yield |
---|---|
With n-butyllithium In N,N,N,N,N,N-hexamethylphosphoric triamide 1.)-20 deg C, 30 min., 2.)R.T.; | 100% |
46% |
but-1-yne
triphenylstannane
crotyltriphenylstannane
Conditions | Yield |
---|---|
With 2,2'-azobis(isobutyronitrile) In tetrahydrofuran 70°C, 3 h, 5:1;; | 100% |
With azobisisobutyronitrile In tetrahydrofuran 70°C, 3 h, 5:1;; | 100% |
With azo-bis-isobutyric acid dinitrile In tetrahydrofuran reaction for 3 h at 70°C in presence of azoisobutyric acid dinitrile;; |
Conditions | Yield |
---|---|
With triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In tetrahydrofuran at 20℃; for 3h; Inert atmosphere; | 100% |
but-1-yne
4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane
2-[(1E)-but-1-en-1-yl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Conditions | Yield |
---|---|
With zirconocene dichloride; lithium triethylborohydride; triethylamine In tetrahydrofuran at -78 - 20℃; Inert atmosphere; | 100% |
Stage #1: but-1-yne; 4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane at -78℃; for 0.5h; Inert atmosphere; Stage #2: With bis(pentamethylcyclopentadienyl)zirconium(IV) dichloride; lithium triethylborohydride; triethylamine In tetrahydrofuran at -78 - 20℃; for 20h; | 65% |
With bis(cyclohexanyl)borane In neat (no solvent) at -78 - 0℃; for 6h; Glovebox; Inert atmosphere; enantioselective reaction; |
but-1-yne
N-(1-ethylpropyl)-2-iodo-4-nitroaniline
(2-But-1-ynyl-4-nitro-phenyl)-(1-ethyl-propyl)-amine
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In N,N-dimethyl-formamide for 20h; Ambient temperature; | 99% |
Conditions | Yield |
---|---|
With paraformaldehyde In tetrahydrofuran; hexane | 99% |
but-1-yne
(S)-2-[(4-methoxybenzyloxy)methyl]oxirane
(S)-1-(4-methoxybenzyloxy)hept-4-yn-2-ol
Conditions | Yield |
---|---|
Stage #1: but-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1.5h; Inert atmosphere; Stage #2: (S)-2-[(4-methoxybenzyloxy)methyl]oxirane With boron trifluoride diethyl etherate In tetrahydrofuran; hexane at -78 - 20℃; Inert atmosphere; | 99% |
Stage #1: but-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78 - -30℃; for 0.5h; Inert atmosphere; Stage #2: With boron trifluoride diethyl etherate In tetrahydrofuran; hexane at -30℃; for 0.166667h; Inert atmosphere; Stage #3: (S)-2-[(4-methoxybenzyloxy)methyl]oxirane In tetrahydrofuran; hexane at -78℃; for 2h; Inert atmosphere; regioselective reaction; | 95% |
but-1-yne
methyl 6-bromo-5-fluoropyridine-2-carboxylate
Conditions | Yield |
---|---|
Stage #1: methyl 6-bromo-5-fluoropyridine-2-carboxylate With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In 1,4-dioxane at 20℃; for 0.0833333h; Inert atmosphere; Stage #2: but-1-yne In 1,4-dioxane at 60℃; for 3h; Sonogashira Cross-Coupling; | 99% |
Conditions | Yield |
---|---|
Stage #1: but-1-yne With Bromoform In dichloromethane at -78 - 20℃; Inert atmosphere; Schlenk technique; Stage #2: 2,3-dimethyl-2,3-butane diol In dichloromethane at -78 - 20℃; Inert atmosphere; Schlenk technique; | 99% |
but-1-yne
sec-Butyl-(2-iodo-4-nitro-phenyl)-amine
sec-Butyl-(2-but-1-ynyl-4-nitro-phenyl)-amine
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In N,N-dimethyl-formamide for 20h; Ambient temperature; | 98% |
but-1-yne
N-benzyl-6-chloro-5-iodo-2-(methylthio)-pyrimidin-4-amine
N-benzyl-5-(but-1-ynyl)-6-chloro-2-(methylthio)-pyrimidin-4-amine
Conditions | Yield |
---|---|
With copper(l) iodide; triethylamine; bis(dibenzylideneacetone)-palladium(0) In tetrahydrofuran at 55℃; for 1.5h; Sonogashira coupling; Inert atmosphere; | 98% |
but-1-yne
4β-azido-4-deoxy-4′-demethylepipodophyllotoxin
4'-O-demethyl-4β-[4-(ethyl)-1,2,3-triazol-1-yl]-4-desoxypodophyllotoxin
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; L-ascorbic acid sodium salt In water; tert-butyl alcohol at 0 - 20℃; | 98% |
Conditions | Yield |
---|---|
In toluene at 0℃; for 6h; Inert atmosphere; | 98% |
With copper(I) thiophene-2-carboxylate In 1,2-dichloro-ethane at 20℃; for 6h; Glovebox; |
Conditions | Yield |
---|---|
With n-butyllithium In diethyl ether 1.) -80 deg C, 30 min, 2.) warm to room temperature; | 97% |
Stage #1: but-1-yne With n-butyllithium Stage #2: methyl chloroformate | |
Stage #1: but-1-yne With n-butyllithium In tetrahydrofuran at -78℃; for 1h; Inert atmosphere; Stage #2: methyl chloroformate In tetrahydrofuran at -78℃; for 3h; Inert atmosphere; |
Conditions | Yield |
---|---|
Stage #1: but-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78 - 0℃; Stage #2: N-methoxy-N-methyl-hex-5-enamide In tetrahydrofuran; hexane at -78 - -10℃; | 97% |
Conditions | Yield |
---|---|
Stage #1: but-1-yne With n-butyllithium In tetrahydrofuran; hexane at -50 - 0℃; for 0.5h; Inert atmosphere; Stage #2: (S)-Propylene oxide In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane at -20 - 20℃; for 16.5h; | 96% |
With n-butyllithium In N,N,N,N,N,N-hexamethylphosphoric triamide 1.)-20 deg C, 30 min., 2.)R.T.; | 87% |
With N,N,N,N,N,N-hexamethylphosphoric triamide; n-butyllithium 1) THF, -40 to 0 deg C, 2) -20 to 0 deg C; Yield given. Multistep reaction; | |
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide at -50 - 0℃; for 16h; Inert atmosphere; | |
With N,N,N,N,N,N-hexamethylphosphoric triamide; n-butyllithium In tetrahydrofuran at -78 - 20℃; for 16h; Inert atmosphere; |
but-1-yne
phenyldimethylsilyl chloride
1-dimethyl(phenyl)silylbut-1-yne
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; hexane 1.) -45 deg C, 1 h, 2.) -45 to 20 deg C, 1 h; | 96% |
With n-butyllithium 1.) hexane, THF, 0 deg C, 30 min, 2.) reflux, 18 h; Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
With copper(l) iodide; tris(dibenzylideneacetone)dipalladium (0); triphenylphosphine; triethylamine at 80℃; for 24h; Sonogashira cross-coupling reaction; | 96% |
Conditions | Yield |
---|---|
With tetrafluoroboric acid diethyl ether; dodecacarbonyl-triangulo-triruthenium In benzene at 95℃; for 24h; | 96% |
but-1-yne
4β-azido-4-deoxypodophyllotoxin
4β-[4-(ethyl)-1,2,3-triazol-1-yl]-4-desoxypodophyllotoxin
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; L-ascorbic acid sodium salt In water; tert-butyl alcohol at 0 - 20℃; | 96% |
but-1-yne
Conditions | Yield |
---|---|
Stage #1: but-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78 - -30℃; for 0.5h; Inert atmosphere; Stage #2: 2-bromo-5-((tert-butyldimethylsilyl)oxy)cyclopent-1-ene-1-carbaldehyde In tetrahydrofuran; hexane at -78℃; for 2h; Inert atmosphere; | 96% |
Conditions | Yield |
---|---|
Stage #1: but-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78 - 0℃; for 1h; Stage #2: (R)-propylene oxide With N,N,N,N,N,N-hexamethylphosphoric triamide In tetrahydrofuran; hexane at -20 - 20℃; for 17h; | 95% |
With N,N,N,N,N,N-hexamethylphosphoric triamide; n-butyllithium In tetrahydrofuran at -78 - 20℃; for 12h; | 95% |
Stage #1: but-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; Stage #2: (R)-propylene oxide With 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone In tetrahydrofuran; hexane at -30 - 20℃; for 18h; Inert atmosphere; | 85% |
With n-butyllithium In N,N,N,N,N,N-hexamethylphosphoric triamide 1.)-20 deg C, 30 min., 2.)R.T.; | 81% |
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide at -50 - 0℃; for 16h; Inert atmosphere; |
Conditions | Yield |
---|---|
With In(OSO2CF3)3 at 110℃; | 95% |
but-1-yne
12-bromo-1-(2-tetrahydropyranyloxy)-(Z)-11-dodecene
A
octa-3,5-diyne
B
2-[((Z)-Hexadec-11-en-13-ynyl)oxy]-tetrahydro-pyran
Conditions | Yield |
---|---|
With propylamine; copper(l) iodide; diisobutylaluminium hydride; bis-triphenylphosphine-palladium(II) chloride In toluene 1.) room temperature, 12 h, 2.) 50 deg C, 4 h; | A n/a B 94% |
Conditions | Yield |
---|---|
Stage #1: but-1-yne With ethyl bromide; magnesium In tetrahydrofuran at -5 - 30℃; Inert atmosphere; Stage #2: paraformaldehyde-d2 In tetrahydrofuran for 3h; Reflux; Stage #3: With sulfuric acid In tetrahydrofuran; water Cooling with ice; | 94% |
Stage #1: but-1-yne With ethylmagnesium bromide In tetrahydrofuran at -5 - 30℃; for 1.25h; Stage #2: paraformaldehyde-d2 In tetrahydrofuran for 3h; Reflux; |
but-1-yne
tert-butyldimethylsilyl (S)-glycidyl ether
C13H26O2Si
Conditions | Yield |
---|---|
Stage #1: but-1-yne With n-butyllithium In tetrahydrofuran at -78℃; for 0.25h; Inert atmosphere; Stage #2: tert-butyldimethylsilyl (S)-glycidyl ether With boron trifluoride diethyl etherate In tetrahydrofuran at -78℃; for 3h; Inert atmosphere; | 94% |
Stage #1: but-1-yne With n-butyllithium In tetrahydrofuran at -78℃; for 0.25h; Stage #2: tert-butyldimethylsilyl (S)-glycidyl ether With boron trifluoride diethyl etherate In tetrahydrofuran at -78℃; for 3h; | 94% |
With n-butyllithium; boron trifluoride diethyl etherate In tetrahydrofuran at -78℃; | 84% |
but-1-yne
4,4-diethyl-1,2-dithiolane
Conditions | Yield |
---|---|
With potassium tert-butylate In tert-butyl alcohol under 760 Torr; for 48h; Ambient temperature; | 93% |
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