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Cas:58-95-7
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inquiryUnique advantages of D-alpha-Tocopheryl acetate Cas 58-95-7 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Colorless to yellow clear viscous oily liquid Storage:cool dry
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D-alpha-Tocopheryl acetate Basic information Product Name: D-alpha-Tocopheryl acetate Synonyms: VITAMIN E ACETATE (D-FORM);VITAMIN E ALPHA TOCOP
Cas:58-95-7
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inquiryOur advantages: 1. High quality and competitive price: 1) Standard: BP/USP/EP/ enterprise standard 2) All purity ≥99% 3) We are manufacturers and can provide high quality products at factory prices. 2. Fast and safe delivery 1) The package c
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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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inquiryChemical or Other Name D-alpha tocopheryl Acetate Oil CAS Number 58-95-7 Molecular Formula C31H52O3 Molecular Weig
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Cas:58-95-7
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inquiryProduct Name: D-alpha-Tocopheryl acetate CAS: 58-95-7 MF: C31H52O3 MW: 472.74 EINECS: 200-405-4 Mol File: 58-95-7.mol D-alpha-Tocopheryl acetate Structure D-alpha-Tocopheryl acetate Chemical Properties Melting point ~25 °C
Cas:58-95-7
Min.Order:1 Gram
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inquiryPacking: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Appearance:powder Storage:Refer to COA / MSDS Package:bags
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inquiryD-alpha-Tocopheryl acetate CAS:58-95-7 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 i
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inquiryPRODUCT DETAILS
Cas:58-95-7
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inquiryName:Vitamine E-acetate 50% feed grade Other name:D-alpha-Tocopheryl acetate CAS: 58-95-7 grade:feed grade Application:58-95-7
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Cas:58-95-7
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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
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inquiryConditions | Yield |
---|---|
With dmap In toluene at 65℃; for 5h; Solvent; Large scale; | 99.37% |
indium(III) triflate at 25 - 32℃; for 4.66667h; Product distribution / selectivity; | 97% |
11percent Ca +50 percent Na on SiO2 prepared from Ca(OH)2 + Na silicate at 100℃; for 3.5h; | 97.7% |
Conditions | Yield |
---|---|
92% |
Conditions | Yield |
---|---|
With 1H,4H-piperazine-N,N'-diium hydrogensulfate at 80℃; for 4h; | 89.2% |
Conditions | Yield |
---|---|
With hydrogenchloride; sulfuric acid; oxalic acid; acetic anhydride In tetralin; n-heptane | 89% |
dl-α-tocopheryl acetate
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
durch fraktionierte Krystallisation; |
acetic anhydride
Tocopherol
A
acetic acid
B
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
With sulfuric acid at 60℃; Kinetics; Equilibrium constant; Further Variations:; Temperatures; Acetylation; |
Vitamin E benzyl ether
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H2 / Pd/C 2: pyridine View Scheme |
(S)-6-benzyloxy-2,5,7,8-tetramethylchroman-2-ethanol p-toluenesulfonate
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 93 percent / Li2CuCl4 2: H2 / Pd/C 3: pyridine View Scheme |
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 93 percent / Li2CuCl4 2: H2 / Pd/C 3: pyridine View Scheme |
4-acetoxy-2,3,5-trimethyl-6-butoxymethyl-1-hydroxybenzene
2,6,10,14-tetramethyl-1-pentadecene
A
4-acetoxy-2,3,5-trimethylphenol
B
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
In butan-1-ol |
C39H55ClO5
acetic anhydride
A
2S,4'R,8'R-α-tocopheryl acetate
B
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
Stage #1: C39H55ClO5 With lithium aluminium tetrahydride In tetrahydrofuran for 18h; Reflux; Stage #2: acetic anhydride In pyridine at 25℃; for 4h; Stage #3: With chiral Iridium catalyst; hydrogen In dichloromethane at 25℃; under 37503.8 Torr; for 3h; |
(R)-2,5,7,8-tetramethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trien-1-yl)chroman-6-yl acetate
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
With C30H42IrNOP(1+)*C32H12BF24(1-); hydrogen In dichloromethane at 20℃; under 37503.8 Torr; for 2h; optical yield given as %de; stereoselective reaction; |
Conditions | Yield |
---|---|
With hydrogenchloride; acetic anhydride; acetic acid at 70℃; for 1h; Reagent/catalyst; Solvent; Temperature; Industrial scale; |
RRR-α-tocopheryl acetate
(2R)-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-2H-chromen-6-yl acetate
Conditions | Yield |
---|---|
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In toluene for 24h; Heating; | 93% |
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In toluene for 4h; Heating / reflux; | 88% |
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In toluene for 24h; Heating / reflux; | 88% |
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In toluene Oxidation; Heating; | 72% |
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
With nitric acid; acetic acid Ambient temperature; | 75% |
With nitric acid; acetic acid; sodium nitrite at 20℃; for 0.5h; | 74% |
Conditions | Yield |
---|---|
With tetrakis[(R)-(1-adamantyl)-(N-phthalimido)acetate]dirhodium(II) In dichloromethane at 24℃; diastereoselective reaction; | 60% |
RRR-α-tocopheryl acetate
2-[(3R,7R,11R)-3-hydroxy-3,7,11,15-tetramethylhexadecyl]-3,5,6-trimethyl-2,5-cyclohexadiene-1,4-dione
Conditions | Yield |
---|---|
With dihydrogen peroxide; methyltrioxorhenium(VII) In ethanol; water at 25℃; for 10h; | 42% |
Multi-step reaction with 2 steps 1: potassium hydroxide / ethanol / 1 h / 10 °C 2: iron(III) chloride; water View Scheme |
Conditions | Yield |
---|---|
With dimyristoylphosphatidylcholine; Tris buffer; sodium cholate Rate constant; pure porcine cholesterol esterase (PCE); other bile salts, other carboxylic ester hydrolase; |
Conditions | Yield |
---|---|
With cholesterol esterase; tris-buffer; chenodeoxycholate; dimyristoylphosphatidylcholine at 37℃; initial rates of the reaction; other dihydroxy and trihydroxy bile salts; also epimeric tocopheryl acetate; | |
With dimyristoylphosphatidylcholine; bovine cholesterol esterase; Tris buffer; sodium chloride at 37℃; also racemic and epimeric tocopherol; noncompetitive and competitive hydrolysis; other enzyme; | |
Stage #1: RRR-α-tocopheryl acetate With ethanol; potassium hydroxide at 10 - 12℃; for 1h; Industry scale; Stage #2: With hydrogenchloride In ethanol; water |
acetic acid
RRR-α-tocopheryl acetate
A
acetic anhydride
B
Tocopherol
Conditions | Yield |
---|---|
With sulfuric acid at 60℃; Equilibrium constant; Further Variations:; Temperatures; Hydrolysis; |
RRR-α-tocopheryl acetate
2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)-3,4-dihydro-2H-chromene-5,6-dione
Conditions | Yield |
---|---|
With nitric acid; acetic acid In dichloromethane at 20℃; for 0.5h; |
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
With trifluoroacetic acid In dichloromethane |
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 93 percent / DDQ / toluene / 24 h / Heating 2: 74 percent / NBS / 1,2-dimethoxy-ethane; H2O / 24 h / 4 °C 3: 8 percent / ZnO / ethanol / 4 h / 20 °C View Scheme |
RRR-α-tocopheryl acetate
6-hydroxy-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-4-chromanone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 93 percent / DDQ / toluene / 24 h / Heating 2: 74 percent / NBS / 1,2-dimethoxy-ethane; H2O / 24 h / 4 °C 3: 75 percent / ZnO / ethanol / 4 h / 20 °C View Scheme |
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 93 percent / DDQ / toluene / 24 h / Heating 2: 74 percent / NBS / 1,2-dimethoxy-ethane; H2O / 24 h / 4 °C 3: 75 percent / ZnO / ethanol / 4 h / 20 °C 4: 6 percent / sodium dodecyl sulfate; aq. H2O2 / aq. phosphate buffer / 72 h / 20 °C / pH 6 View Scheme | |
Multi-step reaction with 5 steps 1: 93 percent / DDQ / toluene / 24 h / Heating 2: 74 percent / NBS / 1,2-dimethoxy-ethane; H2O / 24 h / 4 °C 3: 75 percent / ZnO / ethanol / 4 h / 20 °C 4: 11 percent / sodium dodecyl sulfate / aq. phosphate buffer / 72 h / 20 °C / pH 6 5: H2O2 / 20 °C View Scheme |
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 93 percent / DDQ / toluene / 24 h / Heating 2: 74 percent / NBS / 1,2-dimethoxy-ethane; H2O / 24 h / 4 °C 3: 75 percent / ZnO / ethanol / 4 h / 20 °C 4: 11 percent / sodium dodecyl sulfate / aq. phosphate buffer / 72 h / 20 °C / pH 6 View Scheme |
RRR-α-tocopheryl acetate
6-acetoxy-3-bromo-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-4-chromanol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 93 percent / DDQ / toluene / 24 h / Heating 2: 74 percent / NBS / 1,2-dimethoxy-ethane; H2O / 24 h / 4 °C View Scheme |
RRR-α-tocopheryl acetate
(2R)-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyl-tridecyl]-2H-chromen-6-ol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 72 percent / DDQ / toluene / Heating 2: 76 percent / K2CO3 / methanol / 8 h / 20 °C View Scheme |
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: 72 percent / DDQ / toluene / Heating 2.1: 76 percent / K2CO3 / methanol / 8 h / 20 °C 3.1: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C 4.1: 85 percent / Jacobsen's (S,S)-Salen reagent; 4-(3-phenylpropyl)pyridine N-oxide; aq. NaOCl / CH2Cl2 / 2 h / 0 °C 5.1: 24.1 mg / LiAlH4; AlCl3 / tetrahydrofuran / 3 h / 0 °C 6.1: dimethylaniline / CH2Cl2 / 0.25 h 6.2: Et3N / CH2Cl2 / 0 - 20 °C 7.1: TBAF / tetrahydrofuran / 0 - 20 °C View Scheme | |
Multi-step reaction with 8 steps 1.1: 72 percent / DDQ / toluene / Heating 2.1: 76 percent / K2CO3 / methanol / 8 h / 20 °C 3.1: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C 4.1: 44.3 percent / H2O; NBS / 1,2-dimethoxy-ethane / 0 - 4 °C 5.1: NaH / tetrahydrofuran / 6 h / 20 °C 6.1: 24.1 mg / LiAlH4; AlCl3 / tetrahydrofuran / 3 h / 0 °C 7.1: dimethylaniline / CH2Cl2 / 0.25 h 7.2: Et3N / CH2Cl2 / 0 - 20 °C 8.1: TBAF / tetrahydrofuran / 0 - 20 °C View Scheme |
RRR-α-tocopheryl acetate
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: 72 percent / DDQ / toluene / Heating 2.1: 76 percent / K2CO3 / methanol / 8 h / 20 °C 3.1: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C 4.1: 85 percent / Jacobsen's (R,R)-Salen reagent; 4-(3-phenylpropyl)pyridine N-oxide; aq. NaOCl / CH2Cl2 / 2 h / 0 °C 5.1: 25.2 mg / LiAlH4; AlCl3 / tetrahydrofuran / 3 h / 0 °C 6.1: dimethylaniline / CH2Cl2 / 0.25 h 6.2: 82.7 percent / Et3N / CH2Cl2 / 0 - 20 °C 7.1: 85 percent / TBAF / tetrahydrofuran / 0 - 20 °C View Scheme | |
Multi-step reaction with 8 steps 1.1: 72 percent / DDQ / toluene / Heating 2.1: 76 percent / K2CO3 / methanol / 8 h / 20 °C 3.1: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C 4.1: 51.8 percent / H2O; NBS / 1,2-dimethoxy-ethane / 0 - 4 °C 5.1: NaH / tetrahydrofuran / 6 h / 20 °C 6.1: 25.2 mg / LiAlH4; AlCl3 / tetrahydrofuran / 3 h / 0 °C 7.1: dimethylaniline / CH2Cl2 / 0.25 h 7.2: 82.7 percent / Et3N / CH2Cl2 / 0 - 20 °C 8.1: 85 percent / TBAF / tetrahydrofuran / 0 - 20 °C View Scheme |
RRR-α-tocopheryl acetate
6-{[tert-butyl(dimethyl)-silyl]-oxy}-(2R)-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyl-tridecyl]-2H-chromene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 72 percent / DDQ / toluene / Heating 2: 76 percent / K2CO3 / methanol / 8 h / 20 °C 3: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C View Scheme |
RRR-α-tocopheryl acetate
(1aS,2R,7bS)-2,4,5,7-tetramethyl-2-[(4R,8R)-4,8,12-trimethyl-tridecyl]-1a,7b-dihydro-2H-oxireno[2,3-c]chromen-6-yl tert-butyl(dimethyl)silyl ether
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 72 percent / DDQ / toluene / Heating 2: 76 percent / K2CO3 / methanol / 8 h / 20 °C 3: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C 4: 85 percent / Jacobsen's (S,S)-Salen reagent; 4-(3-phenylpropyl)pyridine N-oxide; aq. NaOCl / CH2Cl2 / 2 h / 0 °C View Scheme | |
Multi-step reaction with 5 steps 1: 72 percent / DDQ / toluene / Heating 2: 76 percent / K2CO3 / methanol / 8 h / 20 °C 3: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C 4: 44.3 percent / H2O; NBS / 1,2-dimethoxy-ethane / 0 - 4 °C 5: NaH / tetrahydrofuran / 6 h / 20 °C View Scheme |
RRR-α-tocopheryl acetate
(1aR,2R,7bR)-2,4,5,7-tetramethyl-2-[(4R,8R)-4,8,12-trimethyl-tridecyl]-1a,7b-dihydro-2H-oxireno[2,3-c]chromen-6-yl tert-butyl(dimethyl)silyl ether
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 72 percent / DDQ / toluene / Heating 2: 76 percent / K2CO3 / methanol / 8 h / 20 °C 3: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C 4: 85 percent / Jacobsen's (R,R)-Salen reagent; 4-(3-phenylpropyl)pyridine N-oxide; aq. NaOCl / CH2Cl2 / 2 h / 0 °C View Scheme | |
Multi-step reaction with 5 steps 1: 72 percent / DDQ / toluene / Heating 2: 76 percent / K2CO3 / methanol / 8 h / 20 °C 3: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C 4: 51.8 percent / H2O; NBS / 1,2-dimethoxy-ethane / 0 - 4 °C 5: NaH / tetrahydrofuran / 6 h / 20 °C View Scheme |
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