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
Cas:6261-22-9
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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Cas:6261-22-9
Min.Order:1 Kilogram
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inquiryThe 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
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Product Name: 2-Pentyn-1-ol Synonyms: 2-pentyn-1-0l;2-PENTYNE-1-OL;2-PENTYN-1-OL;pent-2-yn-1-ol;2-Pentyn-1-ol,98+%;2-PENTYN-2-OL;2-Pentyn-1-ol,95%;1-pentyn-1-ol CAS: 6261-22-9 MF: C5H8O MW: 84.12 EINECS: 228-411
Cas:6261-22-9
Min.Order:1 Gram
FOB Price: $8900.0
Type:Lab/Research institutions
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Cas:6261-22-9
Min.Order:1 Kilogram
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inquiryName 2-Pentyn-1-ol/pent-2-yn-1-ol CAS NO. 6261-22-9 Molecular Formula C5H8O Molecular Weight 84.12 EINECS 228-411-2
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Cas:6261-22-9
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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Cas:6261-22-9
Min.Order:1 Gram
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Type:Lab/Research institutions
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Cas:6261-22-9
Min.Order:0 Metric Ton
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Cas:6261-22-9
Min.Order:10 Gram
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inquirySuperior quality, moderate price & quick delivery. Appearance:colourless or light yellow liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceu
Product name: Pent-2-yn-1-ol CAS No.:6261-22-9 Molecule Formula:C5H8O Molecule Weight:84.12 Purity: 99.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING ITEMS SPECIFI
Cas:6261-22-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry2-Pentyn-1-ol Basic information Product Name: 2-Pentyn-1-ol Synonyms: 2-pentyn-1-0l;2-PENTYN-1-OL, 98%2-PENTYN-1-OL, 98%2-PENTYN-1-OL, 98%;2-PENTYNE-1-OL;2-PENTYN-1-OL;pent-2-yn-1-ol;2-Pentyn-1-ol,98+%;2-Pentyn-1-ol,95%;1-pentyn-1-ol CAS: 6
factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Cas:6261-22-9
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryLocated in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and
Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:6261-22-9
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryShandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
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Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:6261-22-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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
Conditions | Yield |
---|---|
With paraformaldehyde In tetrahydrofuran; hexane | 99% |
Conditions | Yield |
---|---|
With silica gel; iron(III) chloride for 96h; Ambient temperature; | 92% |
With sulfuric acid In ethanol Heating; | |
With sulfuric acid In methanol | |
hydrogenchloride In methanol for 10h; Ambient temperature; Yield given; | |
With water; sulfuric acid In methanol at 65℃; for 2h; |
Conditions | Yield |
---|---|
Stage #1: but-1-yne With ethyl bromide; magnesium In tetrahydrofuran at 20 - 30℃; for 0.75h; Cooling with ice; Stage #2: formaldehyd In tetrahydrofuran at 20℃; for 3h; Reflux; Stage #3: With sulfuric acid In water Cooling with ice; | 90% |
With n-butyllithium In diethyl ether | 63% |
Stage #1: but-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78 - 0℃; for 1h; Inert atmosphere; Stage #2: formaldehyd In tetrahydrofuran; hexane at 0 - 50℃; for 4h; Inert atmosphere; | |
Stage #1: but-1-yne With ethyl bromide; magnesium In tetrahydrofuran at 30℃; for 0.75h; Cooling with ice; Stage #2: formaldehyd In tetrahydrofuran for 3h; Reflux; | |
Stage #1: but-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 2.5h; Stage #2: formaldehyd In tetrahydrofuran at 20℃; for 16h; |
Conditions | Yield |
---|---|
With lithium amide; ammonia for 1h; Heating; | 85% |
With N,N,N,N,N,N-hexamethylphosphoric triamide; n-butyllithium In tetrahydrofuran at -30℃; for 18h; | 70% |
With lithium; ferric nitrate In tetrahydrofuran; ammonia for 2h; | 50% |
Conditions | Yield |
---|---|
In ammonia | 85% |
pent-2-yn-1-ol
Conditions | Yield |
---|---|
With methanol; pyridinium p-toluenesulfonate at 50℃; for 3h; | 54% |
Conditions | Yield |
---|---|
With sodium amide Behandeln des Reaktionsprodukts mit wss.-methanol.Schwefelsaeure; |
Conditions | Yield |
---|---|
With sodium amide Behandeln des Reaktionsprodukts mit wss.-methanol.Schwefelsaeure; |
4-chlorobut-2-yn-1-ol
methylmagnesium bromide
A
pent-2-yn-1-ol
B
2-methyl-2,3-butadiene-1-ol
Conditions | Yield |
---|---|
In diethyl ether at 5℃; |
pent-2-ynyl acetate
pent-2-yn-1-ol
Conditions | Yield |
---|---|
With sodium hydroxide In methanol; water Heating; |
1-(1-ethoxy-ethoxy)-pent-2-yne
pent-2-yn-1-ol
Conditions | Yield |
---|---|
With sulfuric acid |
1-vinyloxy-pent-2-yne
pent-2-yn-1-ol
Conditions | Yield |
---|---|
With hydrogenchloride | |
With hydrogenchloride at 19.9 - 34.9℃; Kinetics; |
4-chlorobut-2-yn-1-ol
methyl magnesium iodide
A
pent-2-yn-1-ol
B
2-methyl-2,3-butadiene-1-ol
Conditions | Yield |
---|---|
In diethyl ether at -30℃; for 0.5h; Yield given. Yields of byproduct given; | |
In diethyl ether at -30℃; for 0.5h; Yield given; |
Conditions | Yield |
---|---|
With lithium amide; ammonia In tetrahydrofuran | |
Stage #1: propargyl alcohol With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane at -78 - -65℃; for 1h; Cooling with acetone-dry icex; Inert atmosphere; Stage #2: ethyl iodide In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane at -75 - 30℃; for 18h; |
Conditions | Yield |
---|---|
With magnesium 1.) Et2O, THF, 2.) Et2O, THF, 1 h, reflux; Yield given. Multistep reaction; |
4-chlorobut-2-yn-1-ol
pent-2-yn-1-ol
Conditions | Yield |
---|---|
With diethyl ether |
1-bromo-pent-2-yne
pent-2-yn-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: NaOAc / Heating 2: NaOH / methanol; H2O / Heating View Scheme |
Conditions | Yield |
---|---|
With ammonia; lithium In water |
1-(1-methoxy-1-methyl-ethoxy)-pent-2-yne
pent-2-yn-1-ol
Conditions | Yield |
---|---|
With water; Amberlyst 15 at 22℃; for 1.5h; Product distribution / selectivity; Inert atmosphere; | 95.3 %Chromat. |
1-(1-methoxy-1-methyl-propoxy)-pent-2-yne
pent-2-yn-1-ol
Conditions | Yield |
---|---|
With water; sulfuric acid at 22℃; for 1.5h; |
ethyl pent-2-ynoate
pent-2-yn-1-ol
Conditions | Yield |
---|---|
With diisobutylaluminium hydride In dichloromethane at -78℃; for 1h; Inert atmosphere; |
pent-2-yn-1-ol
methanesulfonyl chloride
methanesulfonic acid pent-2-ynyl ester
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at -5℃; for 0.416667h; | 100% |
With triethylamine In dichloromethane at 0 - 20℃; Inert atmosphere; | 69% |
With triethylamine In dichloromethane at 20℃; for 0.5h; |
Conditions | Yield |
---|---|
With hydrogen; copper-palladium; silica gel In ethanol at 25℃; under 760.051 Torr; | 99.5% |
With hydrogen; Lindlar's catalyst | 98% |
With hydrogen; ethylenediamine; P2-Nickel In ethanol for 8h; | 96% |
Conditions | Yield |
---|---|
With hydrogen; copper-palladium; silica gel In ethanol at 25℃; under 760 Torr; Kinetics; | A 99.5% B n/a |
With hydrogen; ethylenediamine; Pd on pumice In tetrahydrofuran for 0.5h; | A 98 % Chromat. B 2 % Chromat. |
pent-2-yn-1-ol
p-toluenesulfonyl chloride
toluene-4-sulfonic acid pent-2-ynyl ester
Conditions | Yield |
---|---|
With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride In dichloromethane for 0.333333h; Ambient temperature; | 98% |
With potassium hydroxide In diethyl ether at 0℃; for 4h; | 98% |
With potassium hydroxide In diethyl ether at 20℃; | 89% |
N-(tert-butoxycarbonyl)-4-nitrobenzenesulfonamide
pent-2-yn-1-ol
4-nitro-N-(pent-2-yn-1-yl)benzene-1-sulfonamide
Conditions | Yield |
---|---|
Stage #1: N-(tert-butoxycarbonyl)-4-nitrobenzenesulfonamide; pent-2-yn-1-ol With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 0 - 20℃; Inert atmosphere; Stage #2: With trifluoroacetic acid In dichloromethane at 20℃; Inert atmosphere; | 98% |
pent-2-yn-1-ol
5-bromo-2-[(4-hydroxy-benzenesulfonyl)-methyl-amino]-3-methyl-benzoic acid methyl ester
5-bromo-3-methyl-2-[methyl-(4-pent-2-ynyloxy-benzenesulfonyl)-amino]-benzoic acid
Conditions | Yield |
---|---|
97% |
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In 1,2-dichloro-ethane at 0 - 20℃; for 3.5h; Inert atmosphere; | 97% |
Conditions | Yield |
---|---|
With N,N,N',N'',N'''-pentamethyldiethylenetriamine In neat (no solvent) at 20 - 25℃; for 6h; | 96% |
pent-2-yn-1-ol
tris(2-pentyn-1-oxy)borane
Conditions | Yield |
---|---|
With boric acid In toluene for 12h; Heating; | 95% |
pent-2-yn-1-ol
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In 1,2-dichloro-ethane at 0 - 20℃; for 3.5h; Inert atmosphere; | 95% |
pent-2-yn-1-ol
tert-butyldimethylsilyl chloride
1-<(tert-butyldimethylsilyl)-oxy>-2-pentyne
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 20℃; for 5h; Inert atmosphere; | 94% |
With triethylamine In dichloromethane at 20℃; | 85% |
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; silylation; |
pent-2-yn-1-ol
4-methyl-N-(prop-1-yn-1-yl)benzenesulfonamide
N-but-2-ynyl-4-methyl-N-pent-2-ynyl-benzenesulfonamide
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 20℃; for 15h; Mitsunobu reaction; | 94% |
pent-2-yn-1-ol
tris-iso-propylsilyl acetylene
Conditions | Yield |
---|---|
With ammonium acetate; palladium diacetate; C28H29N2OP In toluene; acetonitrile at 60℃; for 20h; Catalytic behavior; Reagent/catalyst; Solvent; Inert atmosphere; Schlenk technique; Sealed tube; stereoselective reaction; | 94% |
Conditions | Yield |
---|---|
With 2-(diphenylphosphino)pyridine; di-tert-butyl-diazodicarboxylate In dichloromethane at 20℃; for 2h; Mitsunobu reaction; | 92% |
pent-2-yn-1-ol
(E)-[2,5-Ph2-3,4-Tol2(η5-C4COH)]Ru(CO)2(C(Et)CHCHO)
Conditions | Yield |
---|---|
In (2)H8-toluene addn. of excess of EtCCCH2OH to soln. of Ru complex in C6D5CD3, shaking for 10-30 min until dissolving; addn. of pentane, filtration or concn., addn. of pentane, isolation of solid, crystn. by slow diffusion of pentane or hexane into THF soln.; | 90% |
In dichloromethane-d2 addn. of excess of EtCCCH2OH to soln. of Ru complex in CD2Cl2, storage for 3-5 min; concn., addn. of pentane, isolation of solid; | 90% |
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 40℃; | 90% |
5-Phenyl-1,2,3-thiadiazole-4-carboxylic acid
pent-2-yn-1-ol
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In 1,2-dichloro-ethane at 0 - 20℃; for 3.5h; Inert atmosphere; | 90% |
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0 - 20℃; | 90% |
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0 - 20℃; |
Conditions | Yield |
---|---|
With propionic acid at 140 - 145℃; for 5h; | 89% |
pent-2-yn-1-ol
Conditions | Yield |
---|---|
With selenium dichloride In tetrahydrofuran at 20℃; for 0.75h; | 89% |
With selenium(II) chloride In tetrahydrofuran at 0 - 20℃; Inert atmosphere; regiospecific reaction; | 89% |
Multi-step reaction with 2 steps 1: selenium tetrachloride / chloroform / 0.5 h / 0 °C / Inert atmosphere 2: [(2)H6]acetone / 2.5 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: selenium tetrachloride / chloroform / 0.5 h / 0 °C 2: d6-acetone / 2.5 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid at 0℃; for 3h; | 87% |
pent-2-yn-1-ol
4-methyl-N-prop-2-ynylbenzenesulfonamide
4-methyl-N-(pent-2-yn-1-yl)-N-(prop-2-yn-1-yl)-benzenesulfonamide
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 20℃; for 15h; Mitsunobu reaction; | 87% |
Conditions | Yield |
---|---|
With ammonium acetate; C40H37N2OP; bis(dibenzylideneacetone)-palladium(0) In toluene; acetonitrile at 60℃; for 16h; Inert atmosphere; stereoselective reaction; | 86% |
pent-2-yn-1-ol
3-methylsalicylic acid methyl ester
methyl 3-methyl-2-(2-pentynyloxy)benzoate
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0℃; for 5h; Mitsunobu reaction; | 85% |
Conditions | Yield |
---|---|
Stage #1: pent-2-yn-1-ol With sodium hydride In tetrahydrofuran at 20℃; for 2h; Stage #2: allyl bromide In tetrahydrofuran at 20℃; for 2h; | 85% |
Stage #1: pent-2-yn-1-ol With sodium hydride In tetrahydrofuran at 0 - 20℃; Stage #2: allyl bromide In tetrahydrofuran at 20℃; for 2h; | 85% |
Stage #1: pent-2-yn-1-ol With sodium hydride In tetrahydrofuran at 0 - 20℃; Stage #2: allyl bromide In tetrahydrofuran at 0 - 20℃; | 85% |
With sodium hydride In tetrahydrofuran at 20℃; for 2h; | 85% |
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