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inquiry(Z)-4-[(Tetrahydro-2H-pyran-2-yl)oxy]-2-buten-1-ol CAS:57323-06-5 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializi
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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
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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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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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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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inquiryR & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
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inquiry(Z)-4-[(Tetrahydro-2H-pyran-2-yl)oxy]-2-buten-1-olAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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inquiryYinghao Pharm products include: leader molecule, heterocyclic compounds,chiral compounds, photoelectric materials, biochemical reagents etc. For example:benzene, pyrimidine, boricacid,pyridine, pyrazole, imidazole, pyrrole, fluorine and other derivat
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inquiryBest 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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inquiry1. Production capacity: we have three production base with high-tech production equipment and instruments, equipped with professional production personnel, meet your requirements.2. Quality assurance: we have a first-class testing equipment and testi
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inquiry4-(tetrahydro-pyran-2-yloxy)-but-2-yn-1-ol
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
Conditions | Yield |
---|---|
With hydrogen; Lindlar's catalyst In toluene | 100% |
With hydrogen; Pd-BaSO4 In methanol | 77% |
With dicobalt octacarbonyl; tri-n-butyl-tin hydride 2.) benzene, 65 deg C, 2 h; Yield given; Multistep reaction; |
3,4-dihydro-2H-pyran
1,4-butenediol
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
Conditions | Yield |
---|---|
With Amberlyst 15 In tetrahydrofuran | 93% |
With tin(ll) chloride In chloroform for 24h; Ambient temperature; | 75% |
With pyridinium p-toluenesulfonate In tetrahydrofuran at 20℃; for 24h; | 74% |
tert-butyl-dimethyl-[4-(tetrahydro-pyran-2-yloxy)-but-2-enyloxy]-silane
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
Conditions | Yield |
---|---|
With zinc tetrafluoroborate In water for 5h; Ambient temperature; | 89% |
With oxone In methanol at 20℃; for 2.5h; | 85% |
3,4-dihydro-2H-pyran
1,4-butenediol
A
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
B
2-((Z)-4-(tetrahydro-2H-pyran-2-yloxy)but-2-enyloxy)-tetrahydro-2H-pyran
Conditions | Yield |
---|---|
With Dowex 50W x 2 (50-100 mesh) In toluene at 30℃; for 0.166667h; | A 80% B 3% |
toluene-4-sulfonic acid In ethyl acetate 1) 0 deg C, 40 min, 2) rt, 30 min; | A 53% B 15% |
With toluene-4-sulfonic acid In tetrahydrofuran; dichloromethane at 0 - 20℃; Inert atmosphere; | A 46% B 24% |
3,4-dihydro-2H-pyran
(E)-2-butene-1,4-diol
pyridinium p-toluenesulfonate
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
Conditions | Yield |
---|---|
In tetrahydrofuran; dichloromethane | 49% |
In tetrahydrofuran; dichloromethane | 49% |
In tetrahydrofuran; dichloromethane | 49% |
3,4-dihydro-2H-pyran
1,4-butenediol
A
tetrahydro-2H-2-pyranol
B
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
C
2-((Z)-4-(tetrahydro-2H-pyran-2-yloxy)but-2-enyloxy)-tetrahydro-2H-pyran
Conditions | Yield |
---|---|
With Dowex 50W x 2 In toluene at 30℃; for 2.33333h; Etherification; hydration; | A n/a B 88 % Chromat. C 5 % Chromat. |
3,4-dihydro-2H-pyran
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: 99 percent / p-TsOH / 0.75 h 2.1: n-BuLi / tetrahydrofuran 2.2: 92 percent / tetrahydrofuran / 1.25 h / ultasound irradiation 3.1: 100 percent / H2 / Lindlar's catalyst / toluene View Scheme |
3-(tetrahydropyran-2'-yloxy)propyne
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: n-BuLi / tetrahydrofuran 1.2: 92 percent / tetrahydrofuran / 1.25 h / ultasound irradiation 2.1: 100 percent / H2 / Lindlar's catalyst / toluene View Scheme |
3,4-dihydro-2H-pyran
1,4-butenediol
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
Conditions | Yield |
---|---|
With pyridinium p-toluenesulfonate In tetrahydrofuran at 0 - 20℃; for 21h; |
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
(Z)-4-chloro-1-<(tetrahydropyran-2-yl)oxy>but-2-ene
Conditions | Yield |
---|---|
With 2,3,5-trimethyl-pyridine; methanesulfonyl chloride; lithium chloride In N,N-dimethyl-formamide 1.) 0 deg C; 2.) r.t.; | 100% |
With 2,4,6-trimethyl-pyridine; methanesulfonyl chloride; lithium chloride In N,N-dimethyl-formamide 0 deg C, 15 min then r.t., 1 h; | 83% |
With 2,3,5-trimethyl-pyridine; methanesulfonyl chloride; lithium chloride In N,N-dimethyl-formamide at 0 - 20℃; | 83% |
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-enal
Conditions | Yield |
---|---|
With 2,2,6,6-tetramethyl-piperidine-N-oxyl; [bis(acetoxy)iodo]benzene In water; acetonitrile for 0.2h; pH 7; | 95% |
With pyridine; 2,2,6,6-tetramethyl-piperidine-N-oxyl; 1,2-Dichloro-3-iodobenzene In chloroform at 50℃; for 1.5h; | 77% |
With manganese(IV) oxide In chloroform for 10h; Ambient temperature; | 63% |
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
Conditions | Yield |
---|---|
With dmap; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; tetrakis(acetonitrile)copper(I) trifluoromethanesulfonate; 4,4'-Dimethoxy-2,2'-bipyridin; oxygen In acetonitrile at 20℃; for 5h; Schlenk technique; Inert atmosphere; | 95% |
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
bromoacetic acid tert-butyl ester
2-[4-(2-tetrahydropyranyloxy)-(Z)-2-buten-1-yloxy]acetic acid tert-butyl ester
Conditions | Yield |
---|---|
With tetra(n-butyl)ammonium hydrogensulfate; sodium hydroxide In water; toluene at 22℃; for 20h; | 93% |
With sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate In water; benzene at 0 - 20℃; for 1.16667h; |
3,4-dihydro-2H-pyran
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
2-((Z)-4-(tetrahydro-2H-pyran-2-yloxy)but-2-enyloxy)-tetrahydro-2H-pyran
Conditions | Yield |
---|---|
With indium(III) chloride; 3-butyl-1-methyl-1H-imidazol-3-ium hexafluorophosphate at 20℃; for 4h; | 91% |
With 1-butyl-3-methylimidazolium Tetrafluoroborate at 20℃; for 8h; | 87% |
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
ethyl 2-bromomethyl-2-propenoate
(Z)-ethyl 2-{[4'-(tetrahydro-2''H-pyran-2''-yloxy)but-2'-enyloxy]methyl}acrylate
Conditions | Yield |
---|---|
Stage #1: (2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol With sodium hydride In tetrahydrofuran at 0℃; for 0.5h; Stage #2: ethyl 2-bromomethyl-2-propenoate In tetrahydrofuran at 0 - 20℃; for 24h; Further stages.; | 89% |
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
(Z)-4-(Piperidin-1-ylmethyl)-2-((4-((tetrahydro-2H-pyran2-yl)oxy)but-2-en-1-yl)oxy)pyridine
Conditions | Yield |
---|---|
With tetra(n-butyl)ammonium hydrogensulfate; potassium carbonate; sodium hydroxide In toluene for 15h; Reflux; Large scale; | 88.2% |
In tetrahydrofuran; chloroform; N,N-dimethyl-formamide | 3.10 g (89%) |
(2Z)-4-(tetrahydropyran-2-yloxy)but-2-en-1-ol
2-[4-(2-tetrahydropyranyloxy)-(Z)-2-buten-1-yloxy]-4-(1,3-dioxolan-2-yl)-pyridine
Conditions | Yield |
---|---|
With sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate; potassium carbonate In toluene for 18h; Ambient temperature; | 87% |
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