1.Our own factory in Yingcheng, Hubei province, China. It has strong production capacity, perfect equipments, advanced technique and complete quality supervision system. Welcome to visit our factory at any convenient time for business or coope
Cas:1606-85-5
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inquiryimg heightAppearance:detailed see specifications Storage:Store in dry, dark and ventilated place. Package:according to the clients requirement Application:Used in Synthesis, Pharmaceuticals and other fields Transportation:by air or by sea Port:Shan
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inquiryWelcome 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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inquiry1,4-Bis(2-hydroxyethoxy)-2-butyne (BEO), CAS No.:1606-85-5 Name 1,4-Bis(2-hydroxyethoxy)-2-butyne Synonyms 2,2'-[2-Butyne-1,4-diylbis(oxy)]bisethanol; Butynediol ethoxylate; BEO Molecular Structu
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inquiryGood price Good quality Appearance:powder Storage:dry condition Package:According to the demand of customer Application:intermediate Transportation:By sea or by air Port:Shanghai Port
Cas:1606-85-5
Min.Order:1 Gram
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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
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
Cas:1606-85-5
Min.Order:5 Kiloliter
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Type:Manufacturers
inquiryOur 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
Cas:1606-85-5
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inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
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inquiryAbout Product Details
Cas:1606-85-5
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FOB Price: $3.0 / 5.0
Type:Lab/Research institutions
inquiryChemical name: 1,4-Bis(2-hydroxyethoxy)-2-butyne Molecular formula: C8H14O4 Molecular weight: 174.19 CAS NO.: 1606-85-5 Appearance: Clear brown liquid Appearance:Clear brown liquid Storage:Preserve in well-closed, light-resistant and airtight contain
Cas:1606-85-5
Min.Order:1 Kilogram
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inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
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inquiry1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized
Cas:1606-85-5
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inquiryProduct Name: 1,4-Bis(2-hydroxyethoxy)-2-butyne CAS: 1606-85-5 MF: C8H14O4 MW: 174.19 EINECS: 216-526-0 Mol File: 1606-85-5.mol 1,4-Bis(2-hydroxyethoxy)-2-butyne Structure 1,4-Bis(2-hydroxyethoxy)-2-butyne Chemical Properties Boil
Cas:1606-85-5
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryOur 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
Cas:1606-85-5
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inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:1606-85-5
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inquirySuperior quality favorable price Butynediol ethoxylate 1606-85-5 in bulk supply BEO Butynediol ethoxylate CAS No:1606-85-5 Molecular Formular:C8H14O4 Molecular weight:174.20 Assay :98%min Appearance:Clear yellowish to… Wuh
Cas:1606-85-5
Min.Order:1 Kilogram
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Type:Other
inquiryLocated in Wuhan City of Hubei Province, Wuhan Rison Trading co., Ltd is engaged in the supply of fine specialty chemicals. Our business includes metal surface treatment, such as nickel/zinc/copper plating, perfluoro chemicals, tin salts (stannous su
Cas:1606-85-5
Min.Order:500 Kilogram
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inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:1606-85-5
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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
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inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
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inquiryHangzhou 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
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inquiryJ&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
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inquiryA 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
Cas:1606-85-5
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inquiryZibo 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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inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
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inquiryfactory?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
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inquiry2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In tetrahydrofuran; methanol at 30℃; Inert atmosphere; | 73% |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In tetrahydrofuran; methanol at 30℃; Inert atmosphere; | 73% |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
1,4-bis(2-bromoethoxy)-2-butyne
Conditions | Yield |
---|---|
With carbon tetrabromide; triphenylphosphine In dichloromethane at 0℃; Inert atmosphere; | 76% |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
bromoacetic acid tert-butyl ester
3,6,11,14-tetraoxa-8-hexadecyne-1,16-dioic acid di-tert-butyl ester
Conditions | Yield |
---|---|
Stage #1: 2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol With sodium hydride In N,N-dimethyl-formamide at 0℃; for 2h; Stage #2: bromoacetic acid tert-butyl ester In N,N-dimethyl-formamide at 0 - 20℃; | 68% |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
(Z)-2,2'-(but-2-ene-1,4-diylbis(oxy))diethanol
Conditions | Yield |
---|---|
Stage #1: 2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol With pyridine In ethyl acetate at 20℃; for 1h; Inert atmosphere; Stage #2: With hydrogen In ethyl acetate at 20℃; for 24h; Inert atmosphere; | 60% |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
Conditions | Yield |
---|---|
With dmap; thionyl chloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 0℃; Inert atmosphere; | 50% |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
1-azido-1-deoxy-β-D-glucopyranoside tetraacetate
C22H33N3O13
Conditions | Yield |
---|---|
With chloro(1,5-cyclooctadiene)(pentamethylcyclopentadiene)ruthenium(II) In 1,4-dioxane at 20℃; Inert atmosphere; | 45% |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
2,2’-(butane-1,4-diylbis(oxy))bis(ethan-1-ol)
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen In methanol at 20℃; for 48h; | 42% |
Conditions | Yield |
---|---|
With Chirazyme-L9; sodium sulfate In tert-butyl methyl ether at 45℃; for 120h; | 40% |
2,3,4-tri-O-acetyl-6-azido-6-deoxy-α-D-glucopyranosyl-(1→1)-2,3,4-tri-O-acetyl-6-azido-6-deoxy-α-D-glucopyranoside
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
C40H60N6O23
Conditions | Yield |
---|---|
With chloro(1,5-cyclooctadiene)(pentamethylcyclopentadiene)ruthenium(II) In 1,4-dioxane at 20℃; Inert atmosphere; | 35% |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
Conditions | Yield |
---|---|
With I2; Ki In water | 24% |
Conditions | Yield |
---|---|
for 4h; Heating; Yield given; |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: NaH / dimethylformamide / 2 h / 0 °C 1.2: 68 percent / dimethylformamide / 0 - 20 °C 2.1: 98 percent / aq. HCl / diethyl ether / 2 h / 20 °C View Scheme |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
3,6,11,14-tetraoxa-8-hexadecyne-1,16-dioic acid bis(2,5-dioxopyrrolidin-1-yl) ester
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: NaH / dimethylformamide / 2 h / 0 °C 1.2: 68 percent / dimethylformamide / 0 - 20 °C 2.1: 98 percent / aq. HCl / diethyl ether / 2 h / 20 °C 3.1: 85 percent / pyridine / acetonitrile / 3 h / 20 °C View Scheme |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
C22H31Br2N3O11
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: chloro(1,5-cyclooctadiene)(pentamethylcyclopentadiene)ruthenium(II) / 1,4-dioxane / 20 °C / Inert atmosphere 2: carbon tetrabromide; triphenylphosphine / dichloromethane / 0 °C / Inert atmosphere View Scheme |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
C22H31N9O11
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: chloro(1,5-cyclooctadiene)(pentamethylcyclopentadiene)ruthenium(II) / 1,4-dioxane / 20 °C / Inert atmosphere 2: carbon tetrabromide; triphenylphosphine / dichloromethane / 0 °C / Inert atmosphere 3: sodium azide / N,N-dimethyl-formamide / 2 h / 70 °C View Scheme |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
C40H56N18O19
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: chloro(1,5-cyclooctadiene)(pentamethylcyclopentadiene)ruthenium(II) / 1,4-dioxane / 20 °C / Inert atmosphere 2: carbon tetrabromide; triphenylphosphine / dichloromethane / 0 °C / Inert atmosphere 3: sodium azide / N,N-dimethyl-formamide / 5 h / 70 °C View Scheme |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
C36H50O20S2
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: carbon tetrabromide; triphenylphosphine / dichloromethane / 0 °C / Inert atmosphere 2: triethylamine / acetonitrile / 8 h / 20 °C View Scheme |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: chloro(1,5-cyclooctadiene)(pentamethylcyclopentadiene)ruthenium(II) / 1,4-dioxane / 20 °C / Inert atmosphere 2: carbon tetrabromide; triphenylphosphine / dichloromethane / 0 °C / Inert atmosphere View Scheme |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
C50H69N3O29S2
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: carbon tetrabromide; triphenylphosphine / dichloromethane / 0 °C / Inert atmosphere 2: triethylamine / acetonitrile / 8 h / 20 °C 3: chloro(1,5-cyclooctadiene)(pentamethylcyclopentadiene)ruthenium(II) / 1,4-dioxane / 20 °C / Inert atmosphere View Scheme |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
C26H45N3O17S2
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: carbon tetrabromide; triphenylphosphine / dichloromethane / 0 °C / Inert atmosphere 2: triethylamine / acetonitrile / 8 h / 20 °C 3: chloro(1,5-cyclooctadiene)(pentamethylcyclopentadiene)ruthenium(II) / 1,4-dioxane / 20 °C / Inert atmosphere 4: triethylamine / water; methanol / 20 °C View Scheme |
Conditions | Yield |
---|---|
With dihydrogen hexachloroplatinate In isopropyl alcohol at 110℃; for 3h; Inert atmosphere; |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine / ethyl acetate / 1 h / 20 °C / Inert atmosphere 1.2: 24 h / 20 °C / Inert atmosphere 2.1: thionyl chloride; N-ethyl-N,N-diisopropylamine; dmap / dichloromethane / 0 °C / Inert atmosphere View Scheme |
2,2'-(but-2-yne-1,4-diylbis(oxy))diethanol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydrogen; palladium 10% on activated carbon / methanol / 48 h / 20 °C 2: thionyl chloride; N-ethyl-N,N-diisopropylamine; dmap / dichloromethane / 0 °C / Inert atmosphere View Scheme |
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