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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inquiryBETA-ELEMENE CAS:515-13-9 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediates,
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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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inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
High quality 515-13-9 beta-Elemene for sale compectitive price Molecular Formula C15H24 Molar Mass 204.35 Density 0.862 Boling Point 252℃ Flash Point 98℃ Solubility DMSO : 50 m
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inquiryProduct name: (-)-Beta-Elemene CAS No.:515-13-9 Molecule Formula:C15H24 Molecule Weight:204.35 Purity: 99.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING ITEMS
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inquiry(-)-beta-Elemene CAS 515-13-9 Application:(-)-beta-Elemene CAS 515-13-9
(R)-(+)-germacrene A
β-elemene
Conditions | Yield |
---|---|
In toluene for 2h; Cope rearrangement; Heating; | 100% |
Cope rearrangement; Heating; |
C19H33N2O2P
β-elemene
Conditions | Yield |
---|---|
Stage #1: C19H33N2O2P With ammonia; lithium In tetrahydrofuran; tert-Amyl alcohol at -33℃; for 10h; Stage #2: With ammonium chloride In tetrahydrofuran; pentanes; tert-Amyl alcohol; water; isoprene | 95% |
β-elemene
Conditions | Yield |
---|---|
Stage #1: (5S,7R,8R,10S)-elema-1,3,11-trien-8-ol With carbon disulfide; sodium hydride; methyl iodide In tetrahydrofuran; mineral oil at 0 - 20℃; Barton-McCombie deoxygenation; Stage #2: With 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride In toluene; mineral oil for 0.25h; Barton-McCombie deoxygenation; Inert atmosphere; Reflux; | 64% |
Conditions | Yield |
---|---|
With pyridine; trichlorophosphate | |
With pyridine; acetic anhydride |
(1S)-1r-methyl-4c-(α-benzoyloxy-isopropyl)-1-vinyl-2c-isopropenyl-cyclohexane
β-elemene
Conditions | Yield |
---|---|
With N,N-dimethyl-aniline |
β-elemene
Conditions | Yield |
---|---|
With sodium tetrahydroborate |
β-elemene
Conditions | Yield |
---|---|
Pyrolysis; |
β-elemene
Conditions | Yield |
---|---|
Pyrolysis; |
(R)-(+)-germacrene A
A
β-elemene
Conditions | Yield |
---|---|
Cope rearrangement; Heating; |
(R)-(+)-germacrene A
A
β-elemene
Conditions | Yield |
---|---|
at 200℃; Cope rearrangement; |
(-)-β-elemene-6-one
β-elemene
Conditions | Yield |
---|---|
With hydrazine Wolff-Kishner Reduction; Heating / reflux; | |
With potassium hydroxide Wolff-Kishner Reduction; Heating / reflux; |
β-elemene
β-elemene
Conditions | Yield |
---|---|
With Nostoc sp. strain PCC7120 sesquiterpene synthase at 25℃; for 18h; aq. buffer; Enzymatic reaction; |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: bis(benzonitrile)palladium(II) dichloride / toluene / 1 h / Reflux; Inert atmosphere 2.1: pyridine; potassium tert-butylate / 0.08 h / Inert atmosphere; Reflux 2.2: 0 - 20 °C / Inert atmosphere 3.1: carbon disulfide; sodium hydride; methyl iodide / tetrahydrofuran; mineral oil / 0 - 20 °C 3.2: 0.25 h / Inert atmosphere; Reflux View Scheme |
(4S)-trans-β-elemenone
β-elemene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; potassium tert-butylate / 0.08 h / Inert atmosphere; Reflux 1.2: 0 - 20 °C / Inert atmosphere 2.1: carbon disulfide; sodium hydride; methyl iodide / tetrahydrofuran; mineral oil / 0 - 20 °C 2.2: 0.25 h / Inert atmosphere; Reflux View Scheme |
Conditions | Yield |
---|---|
With 2,2'-azobis(isobutyronitrile) In toluene at 60℃; for 3h; Inert atmosphere; | 88% |
Conditions | Yield |
---|---|
Stage #1: β-elemene With sodium hypochlorite; acetic acid In dichloromethane for 6h; Cooling with ice; Stage #2: sodium acetate In dichloromethane; N,N-dimethyl-formamide at 120℃; for 7h; Further stages; | 62% |
β-elemene
13,14-dichloro-β-elemene
Conditions | Yield |
---|---|
With sodium hypochlorite; acetic acid In water at 5 - 20℃; for 5h; | 54.6% |
With sodium hypochlorite; tetrabutyl ammonium fluoride; acetic acid In tetrahydrofuran; dichloromethane; water at 0℃; for 6h; | 37% |
β-elemene
monochloro β-elemene
Conditions | Yield |
---|---|
With sodium hypochlorite; acetic acid In dichloromethane | 52% |
With sodium hypochlorite; acetic acid In dichloromethane at 5℃; for 4.25h; | 46.2% |
With sodium hypochlorite; acetic acid | |
With sodium hypochlorite; acetic acid at 20℃; for 6h; Cooling with ice; | |
With sodium hypochlorite In acetic acid at 0 - 20℃; for 6h; |
β-elemene
Conditions | Yield |
---|---|
With N-bromophthalimide; cerium(III) chloride heptahydrate; acetic acid at 10 - 15℃; for 8h; Reagent/catalyst; Cooling with ice; | 36.6% |
Multi-step reaction with 2 steps 1.1: acetic acid; sodium hypochlorite / dichloromethane / 6 h / 0 - 5 °C 1.2: 8 h / 120 °C 1.3: 2 h / Reflux 2.1: triphenylphosphine; N-Bromosuccinimide / dichloromethane / 0.17 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hypochlorite; acetic acid / dichloromethane / 4 h / Cooling with ice 1.2: 7 h / 100 °C 1.3: 2 h / Reflux 2.1: triphenylphosphine; N-Bromosuccinimide / dichloromethane / 0.17 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
With N-Bromosuccinimide; chloro-trimethyl-silane; ytterbium(III) triflate In tetrahydrofuran; dichloromethane for 8.5h; Cooling with ice; | A n/a B 18.6% C n/a |
β-elemene
(-)-elema-1,3,11(13)-trien-12-ol
Conditions | Yield |
---|---|
Stage #1: β-elemene With sodium hypochlorite; acetic acid In dichloromethane for 4h; Cooling with ice; Stage #2: With sodium acetate In N,N-dimethyl-formamide at 100℃; for 7h; Stage #3: With potassium hydroxide In methanol; chloroform for 2h; Reflux; | 15% |
(i) AcOOH, (ii) LiNEt2; Multistep reaction; | |
With chicory; enzymes from roots of Cichorium intybus L; NADPH In ethanol for 1h; pH=7.5; Product distribution; Further Variations:; Reagents; | |
Multi-step reaction with 3 steps 1: sodium hypochlorite / acetic acid / 6 h / 0 - 20 °C 2: potassium iodide / dichloromethane; N,N,N,N,N,N-hexamethylphosphoric triamide / 12 h / 95 °C 3: sodium hydroxide; water View Scheme | |
Multi-step reaction with 3 steps 1: sodium hypochlorite; acetic acid / dichloromethane 2: N,N-dimethyl-formamide 3: potassium hydroxide / chloroform; methanol View Scheme |
β-elemene
Conditions | Yield |
---|---|
With bromine; acetic acid In acetonitrile at 10 - 28℃; for 5h; Reagent/catalyst; Solvent; Cooling with ice; | 11.1% |
Conditions | Yield |
---|---|
With acetic acid; platinum Hydrogenation; | |
With hydrogen; platinum(IV) oxide |
β-elemene
1-((1R,3S,4S)-3-Isopropenyl-4-methyl-4-vinyl-cyclohexyl)-ethanone
Conditions | Yield |
---|---|
(i) AcOOH, (ii) HIO4*2H2O; Multistep reaction; |
β-elemene
A
1-((1R,3S,4S)-3-Isopropenyl-4-methyl-4-vinyl-cyclohexyl)-ethanone
B
1-((1S,3S,4S)-3-Isopropenyl-4-methyl-4-vinyl-cyclohexyl)-ethanone
Conditions | Yield |
---|---|
(i) AcOOH, (ii) HIO4*2H2O; Multistep reaction; |
β-elemene
A
1-((1R,2S,5R)-5-Acetyl-2-methyl-2-vinyl-cyclohexyl)-ethanone
Conditions | Yield |
---|---|
(i) AcOOH, (ii) HIO4*2H2O; Multistep reaction; |
β-elemene
A
2-((1S,3S,4S)-3-Isopropenyl-4-methyl-4-vinyl-cyclohexyl)-prop-2-en-1-ol
B
(-)-elema-1,3,11(13)-trien-12-ol
Conditions | Yield |
---|---|
(i) AcOOH, (ii) LiNEt2; Multistep reaction; |
β-elemene
Elemantriol-(2,3,12)
Conditions | Yield |
---|---|
(i) NaBH4, BF3-Et2O, THF, (MeOCH2CH2)2O, (ii) H2O2, aq. KOH; Multistep reaction; |
β-elemene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 54.6 percent / sodium hypochlorite; acetic acid / H2O / 5 h / 5 - 20 °C 2: 75.1 percent / triethylamine / dimethylformamide / Heating View Scheme |
β-elemene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 54.6 percent / sodium hypochlorite; acetic acid / H2O / 5 h / 5 - 20 °C 2: 68.7 percent / triethylamine / dimethylformamide / Heating View Scheme |
β-elemene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 54.6 percent / sodium hypochlorite; acetic acid / H2O / 5 h / 5 - 20 °C 2: 78.2 percent / triethylamine / dimethylformamide / Heating View Scheme |
β-elemene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 54.6 percent / sodium hypochlorite; acetic acid / H2O / 5 h / 5 - 20 °C 2: 46.2 percent / triethylamine / dimethylformamide / Heating View Scheme |
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