As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
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Min.Order:1 Kilogram
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Type:Lab/Research institutions
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Min.Order:1 Kilogram
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Min.Order:1 Kilogram
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inquiry1.In No Less 10 years exporting experience. you 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 Specializ
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Min.Order:10 Milligram
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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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Min.Order:1 Gram
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Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryGOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation
Lower 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
high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
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Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP
Application:Mainly used to prepare cream essence
Raw material ,higher purity, support by origional factory, fully large stock[Physical/Chemical Property] Melting Point -53.35 ° C (estimate) boiling point 60 ° C 25mmHg (lit.) Density 0.850 g/mL at 20 ° C (lit.) FEMA3289 | 4-hepten
Changzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa
7,7-diethoxy-hept-3c-ene
(Z)-4-heptenal
Conditions | Yield |
---|---|
With formic acid |
2-hex-3-enyl-4,4,6-trimethyl-[1,3]oxazinane
(Z)-4-heptenal
Conditions | Yield |
---|---|
With oxalic acid |
Conditions | Yield |
---|---|
Multistep reaction; | |
Multi-step reaction with 3 steps 1: PBr3, Py 2: (i) Mg, (ii) /BRN= 1719716/ 3: HCO2H View Scheme |
Conditions | Yield |
---|---|
With 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride In benzene at 80℃; under 49400 Torr; for 3h; | 80 % Chromat. |
(Z)-2-(hept-4-en-1-yloxy)tetrahydro-2H-pyran
(Z)-4-heptenal
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 74 percent / conc. H2SO4 / acetone; H2O / 20 °C 2: 65 percent / NACAA / CH2Cl2; pyridine / 0.33 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: toluene-4-sulfonic acid / methanol / 15 h / 20 °C 2: 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; [bis(acetoxy)iodo]benzene / dichloromethane / 1 h / 20 °C View Scheme |
1-bromo-pent-2-yne
(Z)-4-heptenal
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 60 percent / benzene / 12 h / Heating 2: 65 percent / NaCl, H2O / dimethylsulfoxide / 8 h / 160 °C 3: 76 percent / LAH, EtOH / diethyl ether 4: 80 percent / H2, quinoline / Lindlar's catalyst / hexane 5: 58 percent / pyridinium chlorochromate, NaOAc / CH2Cl2 / 4 h View Scheme |
hept-4-yn-1-ol
(Z)-4-heptenal
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 80 percent / H2, quinoline / Lindlar's catalyst / hexane 2: 58 percent / pyridinium chlorochromate, NaOAc / CH2Cl2 / 4 h View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 77 percent / PBr3, pyridine / diethyl ether / Ambient temperature 2: 60 percent / benzene / 12 h / Heating 3: 65 percent / NaCl, H2O / dimethylsulfoxide / 8 h / 160 °C 4: 76 percent / LAH, EtOH / diethyl ether 5: 80 percent / H2, quinoline / Lindlar's catalyst / hexane 6: 58 percent / pyridinium chlorochromate, NaOAc / CH2Cl2 / 4 h View Scheme |
ethyl 2-carbethoxy-hept-4-yn-1-oate
(Z)-4-heptenal
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 65 percent / NaCl, H2O / dimethylsulfoxide / 8 h / 160 °C 2: 76 percent / LAH, EtOH / diethyl ether 3: 80 percent / H2, quinoline / Lindlar's catalyst / hexane 4: 58 percent / pyridinium chlorochromate, NaOAc / CH2Cl2 / 4 h View Scheme |
ethyl hept-4-yn-1-oate
(Z)-4-heptenal
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 76 percent / LAH, EtOH / diethyl ether 2: 80 percent / H2, quinoline / Lindlar's catalyst / hexane 3: 58 percent / pyridinium chlorochromate, NaOAc / CH2Cl2 / 4 h View Scheme |
(Z)-4-Heptensaeure-ethylester
(Z)-4-heptenal
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 82 percent / LiAlH4 / diethyl ether 2: 76 percent / pyridinium chlorochromate / CH2Cl2 / 2 h View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: (i) Mg, (ii) /BRN= 1719716/ 2: HCO2H View Scheme |
(Z)-4-heptenal
Conditions | Yield |
---|---|
With hydrogen In ethanol | 10.5 g (94%) |
Conditions | Yield |
---|---|
Stage #1: ethyl acetate With lithium diisopropyl amide In tetrahydrofuran; hexane at -78℃; for 0.333333h; Stage #2: (Z)-4-heptenal In tetrahydrofuran; hexane at -78℃; for 2h; | 100% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; | 99% |
p-toluene sulfinic acid
(Z)-4-heptenal
benzamide
(Z)-N-(1-tosylhept-4-enyl)benzamide
Conditions | Yield |
---|---|
With magnesium sulfate In dichloromethane at 20℃; | 99% |
Conditions | Yield |
---|---|
Stage #1: (Z)-4-heptenal; dibenzyl azodicarboxylate With D-Prolin In acetonitrile at 0℃; for 0.5h; Stage #2: methanol With sodium tetrahydroborate In acetonitrile at 0℃; for 2.63333h; Stage #3: With sodium hydroxide In acetonitrile at 20℃; for 3h; enantioselective reaction; | A 99% B n/a |
Conditions | Yield |
---|---|
With potassium tert-butylate In tetrahydrofuran; nitromethane; tert-butyl alcohol at 20℃; for 1h; Henry reaction; | 98% |
With potassium tert-butylate In tetrahydrofuran; tert-butyl alcohol Henry reaction; |
(Z)-4-heptenal
bis-(2,2,2-trifluoroethyl)(methoxycarbonylmethyl)phosphonate
C10H16O2
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium hexamethylsilazane In tetrahydrofuran at -78℃; Still-Gennari reaction; | 98% |
Conditions | Yield |
---|---|
In diethyl ether for 0.333333h; Heating; | 97% |
(Z)-4-heptenal
(R)-2-methylpropane-2-sulfinamide
(R)-N-[(Z)-hept-4-en-(E)-ylidene]-(2-tert-butane)sulfinamide
Conditions | Yield |
---|---|
With copper(II) sulfate In dichloromethane at 20℃; | 97% |
Conditions | Yield |
---|---|
In diethyl ether for 0.333333h; Heating; | 96% |
In tetrahydrofuran Heating; |
Conditions | Yield |
---|---|
With sodium hydroxide; cetyltrimethylammonium chloride for 3h; Ambient temperature; | 95% |
Conditions | Yield |
---|---|
In diethyl ether at 0 - 20℃; for 0.583333h; | 95% |
Conditions | Yield |
---|---|
With cerium(III) chloride; sodium iodide In acetonitrile at 20℃; for 25.5h; | 93% |
(Z)-4-heptenal
methyl (triphenylphosphoranylidene)acetate
Methyl-6Z,2E-nonadienoat
Conditions | Yield |
---|---|
In dichloromethane at 40℃; | 93% |
Conditions | Yield |
---|---|
Stage #1: (Z)-4-heptenal; vinyl magnesium bromide In tetrahydrofuran; diethyl ether at 0℃; for 0.5h; Inert atmosphere; Stage #2: methyl chloroformate In tetrahydrofuran; diethyl ether at 20℃; for 2h; Inert atmosphere; | 92% |
(Z)-4-heptenal
allyldimethylphenylsilane
Conditions | Yield |
---|---|
Stage #1: allyldimethylphenylsilane With n-butyllithium In tetrahydrofuran; hexane at 20℃; for 0.25h; Stage #2: With triisopropoxytitanium(IV) chloride In tetrahydrofuran; hexane at -78℃; for 0.333333h; Stage #3: (Z)-4-heptenal In tetrahydrofuran; hexane at -78℃; for 1.5h; Further stages.; | 88% |
Conditions | Yield |
---|---|
With Amberlyst A-21 for 6h; | 87% |
Conditions | Yield |
---|---|
Stage #1: trimethylsilyl cyanide; (Z)-4-heptenal With potassium cyanide; 18-crown-6 ether In dichloromethane at 25℃; for 3h; Stage #2: With lithium aluminium tetrahydride In diethyl ether at 25℃; for 7h; | 86% |
(Z)-4-heptenal
(2R,3R)-3-Hydroxy-4-(4-methoxy-phenoxy)-2-methyl-butyric acid
Conditions | Yield |
---|---|
Stage #1: (2R,3R)-3-Hydroxy-4-(4-methoxy-phenoxy)-2-methyl-butyric acid With 1,1,1,3,3,3-hexamethyl-disilazane In dichloromethane at 35℃; for 18h; Stage #2: (Z)-4-heptenal With 2,6-di-tert-butyl-4-methylpyridine; trimethylsilyl trifluoromethanesulfonate In dichloromethane at -78℃; for 0.5h; Stage #3: With trifluorormethanesulfonic acid In dichloromethane | 86% |
(Z)-4-heptenal
(2R,3R)-3-Hydroxy-4-(4-methoxy-phenoxy)-2-methyl-butyric acid
A
C19H26O5
Conditions | Yield |
---|---|
Stage #1: (2R,3R)-3-Hydroxy-4-(4-methoxy-phenoxy)-2-methyl-butyric acid With 1,1,1,3,3,3-hexamethyl-disilazane In dichloromethane at 20 - 35℃; for 18h; Inert atmosphere; Stage #2: (Z)-4-heptenal With 2,6-di-tert-butyl-4-methylpyridine; trimethylsilyl trifluoromethanesulfonate In dichloromethane at -78℃; for 0.5h; Inert atmosphere; optical yield given as %de; | A 86% B n/a |
Conditions | Yield |
---|---|
With sulfur; triethylamine for 12h; Gewald Aminoheterocycles Synthesis; Reflux; Inert atmosphere; | 86% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 0℃; for 5h; | 86% |
(Z)-4-heptenal
1-phenylsulfonyl-2-propanone
(7Z)-4-hydroxy-1-phenylsulfonyl-7-decen-2-one
Conditions | Yield |
---|---|
Stage #1: 1-phenylsulfonyl-2-propanone With N,N,N,N,N,N-hexamethylphosphoric triamide; lithium diisopropyl amide In tetrahydrofuran; hexane at 0℃; for 4h; Stage #2: (Z)-4-heptenal In tetrahydrofuran; hexane at 0 - 20℃; Further stages.; | 85% |
(Z)-4-heptenal
(R,Z)-hept-4-ene-1,2-diol
Conditions | Yield |
---|---|
Stage #1: (Z)-4-heptenal With Nitrosobenzene; L-proline In chloroform at 0℃; for 2h; Stage #2: With sodium tetrahydroborate In ethanol; chloroform at 0℃; for 2h; Stage #3: With acetic acid; zinc In ethanol at 20℃; for 16h; | 84% |
Conditions | Yield |
---|---|
With sodium tetrahydroborate In methanol at 0℃; for 0.5h; | 84% |
Conditions | Yield |
---|---|
Stage #1: 1-benzofurane With n-butyllithium In diethyl ether; hexane at -78 - 20℃; for 3.75h; Inert atmosphere; Stage #2: (Z)-4-heptenal In diethyl ether; hexane at -78℃; for 1.5h; Inert atmosphere; | 84% |
(Z)-4-heptenal
Conditions | Yield |
---|---|
With (R)-10-camphorsulfonic acid In dichloromethane at 25℃; for 96h; | 83% |
Conditions | Yield |
---|---|
Stage #1: (Z)-4-heptenal; methylmagnesium bromide In tetrahydrofuran; toluene at -78 - 20℃; Stage #2: With water; ammonium chloride In tetrahydrofuran; toluene | 83% |
Conditions | Yield |
---|---|
In tetrahydrofuran; diethyl ether at 0 - 20℃; for 1h; | 83% |
Conditions | Yield |
---|---|
Stage #1: cyclohexenone; (R)-1-(3,5-bis(trifluoromethyl)phenyl)-3-(1-(2-(dimethylamino)naphthalen-1-yl)naphthalen-2-yl)thiourea In acetonitrile at 0℃; for 0.166667h; Baylis-Hillman Reaction; Stage #2: (Z)-4-heptenal In acetonitrile for 72h; Product distribution / selectivity; | 82% |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; for 15h; | 80% |
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