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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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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
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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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inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
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inquiryWe are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
Cas:123715-02-6
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inquiryShanghai Lonwin Chemical company is a subsidiary of Lonwin Industry Group Limited, was established in 2011 and is headquartered in Shanghai, adjacent to China National Convention and Exhibition Center and Hongqiao transportation hub.Lonwinchem is
Cas:123715-02-6
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Cas:123715-02-6
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inquiryhigh 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
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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inquirybest price good quality Storage:Room Temperature Application:For pharmacy chemicals Transportation:By sea,air .
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inquiryAnsciep 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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inquiryAmoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi
2,6-Dimethyl-L-tyrosine CAS NO.123715-02-6 Application:2,6-Dimethyl-L-tyrosine CAS NO.123715-02-6
Cas:123715-02-6
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inquiryAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
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inquiryC44H50N2O8
H-Dmt
Conditions | Yield |
---|---|
With hydrogen iodide for 3h; Reflux; | 100% |
H-Dmt
Conditions | Yield |
---|---|
With lithium hydroxide In tetrahydrofuran; water at 0℃; for 3h; | 94.8% |
H-Dmt
Conditions | Yield |
---|---|
With hydrogen iodide for 4h; Reagent/catalyst; Reflux; | 91% |
(S)-N-Boc-2,6-dimethyltyrosine
H-Dmt
Conditions | Yield |
---|---|
With hydrogenchloride In water | 83% |
H-Dmt
Conditions | Yield |
---|---|
With lithium hydroxide In tetrahydrofuran at 0℃; for 1h; | 82% |
A
(R)-N-(2-benzoyl-4-chlorophenyl)-2-((1-phenylethyl)amino)acetamide
B
H-Dmt
Conditions | Yield |
---|---|
With hydrogenchloride In methanol at 50℃; for 4h; | A n/a B 75.1% |
N-Acetyl-2,6 dimethyl-O-methyl-(S)-tyrosine methyl ester
H-Dmt
Conditions | Yield |
---|---|
With hydrogen bromide Heating; |
1-iodo-2,6-dimethyl-4-methoxybenzene
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Et3N / Pd(OAc)2, tri-o-tolylphosphine / acetonitrile / Heating 2: H2 / BF4 / ethyl acetate / 60 °C 3: 48percent HBr / Heating View Scheme |
Methyl-(Z)-α-acetamido-β-(2,6-dimethyl-4methoxyphenyl) acrylate
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H2 / BF4 / ethyl acetate / 60 °C 2: 48percent HBr / Heating View Scheme |
N-acetyl-2,6-dimethyl-DL-tyrosine
A
(R)-N-acetyl-2,6-dimethyltyrosine
B
H-Dmt
Conditions | Yield |
---|---|
With acylase I from porcine kidney; cobalt(II) chloride; sodium hydroxide at 40℃; for 24h; pH=8; aq. phosphate buffer; Enzymatic reaction; optical yield given as %ee; enantioselective reaction; |
(S)-N-acetyl-2,6-dimethyltyrosine
H-Dmt
Conditions | Yield |
---|---|
With hydrogenchloride; acylase I from porcine kidney at 35℃; for 72h; pH=8; Enzymatic reaction; enantioselective reaction; |
4-iodo-3,5-dimethylphenol
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: pyridine / 10 °C 1.2: 39 - 55 °C / Large scale reaction 2.1: palladium diacetate; triethylamine; tris-(o-tolyl)phosphine 3.1: [Rh(1,5-COD)(S,S-Et-FerroTANE)]BF4; hydrogen / ethyl acetate / 16 h / 60 °C / 3750.38 Torr 4.1: hydrogenchloride; water / 30 - 90 °C 4.2: 40 - 47 °C / pH 4 View Scheme | |
Multi-step reaction with 5 steps 1.1: pyridine / 10 °C 1.2: 39 - 55 °C / Large scale reaction 2.1: palladium diacetate; triethylamine; tris-(o-tolyl)phosphine 3.1: [Rh(1,5-COD)(S,S-Et-FerroTANE)]BF4; hydrogen / ethyl acetate / 16 h / 60 °C / 3750.38 Torr 4.1: cobalt(II) chloride; sodium hydroxide / 35 °C / pH 8 - 10 / aq. phosphate buffer 5.1: hydrogenchloride; acylase I from porcine kidney / 72 h / 35 °C / pH 8 / Enzymatic reaction View Scheme |
3,5-dimethyl-4-iodophenol acetate
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: palladium diacetate; triethylamine; tris-(o-tolyl)phosphine 2.1: [Rh(1,5-COD)(S,S-Et-FerroTANE)]BF4; hydrogen / ethyl acetate / 16 h / 60 °C / 3750.38 Torr 3.1: hydrogenchloride; water / 30 - 90 °C 3.2: 40 - 47 °C / pH 4 View Scheme | |
Multi-step reaction with 4 steps 1: palladium diacetate; triethylamine; tris-(o-tolyl)phosphine 2: [Rh(1,5-COD)(S,S-Et-FerroTANE)]BF4; hydrogen / ethyl acetate / 16 h / 60 °C / 3750.38 Torr 3: cobalt(II) chloride; sodium hydroxide / 35 °C / pH 8 - 10 / aq. phosphate buffer 4: hydrogenchloride; acylase I from porcine kidney / 72 h / 35 °C / pH 8 / Enzymatic reaction View Scheme |
methyl (Z)-2-acetamido-3-(4-acetoxy-2,6-dimethylphenyl)-2-propenoate
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: [Rh(1,5-COD)(S,S-Et-FerroTANE)]BF4; hydrogen / ethyl acetate / 16 h / 60 °C / 3750.38 Torr 2.1: hydrogenchloride; water / 30 - 90 °C 2.2: 40 - 47 °C / pH 4 View Scheme | |
Multi-step reaction with 3 steps 1: [Rh(1,5-COD)(S,S-Et-FerroTANE)]BF4; hydrogen / ethyl acetate / 16 h / 60 °C / 3750.38 Torr 2: cobalt(II) chloride; sodium hydroxide / 35 °C / pH 8 - 10 / aq. phosphate buffer 3: hydrogenchloride; acylase I from porcine kidney / 72 h / 35 °C / pH 8 / Enzymatic reaction View Scheme |
(S)-4-acetoxy-N-acetyl-2,6-dimethylphenylalanine methyl ester
H-Dmt
Conditions | Yield |
---|---|
Stage #1: (S)-4-acetoxy-N-acetyl-2,6-dimethylphenylalanine methyl ester With hydrogenchloride; water at 30 - 90℃; Stage #2: With sodium hydroxide In water at 40 - 47℃; pH=4; | |
Multi-step reaction with 2 steps 1: cobalt(II) chloride; sodium hydroxide / 35 °C / pH 8 - 10 / aq. phosphate buffer 2: hydrogenchloride; acylase I from porcine kidney / 72 h / 35 °C / pH 8 / Enzymatic reaction View Scheme |
3,5-Dimethylphenol
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: hydrogenchloride; potassium iodate; potassium iodide / methanol; water / 0 - 20 °C / Large scale reaction 2.1: pyridine / 10 °C 2.2: 39 - 55 °C / Large scale reaction 3.1: palladium diacetate; triethylamine; tris-(o-tolyl)phosphine 4.1: [Rh(1,5-COD)(S,S-Et-FerroTANE)]BF4; hydrogen / ethyl acetate / 16 h / 60 °C / 3750.38 Torr 5.1: hydrogenchloride; water / 30 - 90 °C 5.2: 40 - 47 °C / pH 4 View Scheme | |
Multi-step reaction with 6 steps 1.1: hydrogenchloride; potassium iodate; potassium iodide / methanol; water / 0 - 20 °C / Large scale reaction 2.1: pyridine / 10 °C 2.2: 39 - 55 °C / Large scale reaction 3.1: palladium diacetate; triethylamine; tris-(o-tolyl)phosphine 4.1: [Rh(1,5-COD)(S,S-Et-FerroTANE)]BF4; hydrogen / ethyl acetate / 16 h / 60 °C / 3750.38 Torr 5.1: cobalt(II) chloride; sodium hydroxide / 35 °C / pH 8 - 10 / aq. phosphate buffer 6.1: hydrogenchloride; acylase I from porcine kidney / 72 h / 35 °C / pH 8 / Enzymatic reaction View Scheme | |
Multi-step reaction with 5 steps 1.1: triethylamine / dichloromethane / 1 h / 20 °C 2.1: zinc(II) chloride; chlorosulfonic acid / 0.5 h / -10 °C 2.2: 2 h / 5 - 10 °C 3.1: N,N,N,N,N,N-hexamethylphosphoric triamide; n-butyllithium / tetrahydrofuran / 0.17 h / -78 °C / Inert atmosphere 3.2: 3 h / -78 - 20 °C / Inert atmosphere 4.1: hydrogenchloride / tetrahydrofuran; water / 4 h / 0 °C 5.1: lithium hydroxide / tetrahydrofuran / 1 h / 0 °C View Scheme |
H-Dmt
Conditions | Yield |
---|---|
With piperidine In N,N-dimethyl-formamide at 20℃; for 2.33333h; | 4.3 g |
1-((4-bromo-3,5-dimethylphenoxy)methyl)benzene
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: magnesium / tetrahydrofuran / 6 h / 25 °C / Reflux 1.2: 25 °C 2.1: methanol / 5 h / 25 °C 3.1: sodium periodate / tetrachloromethane; acetonitrile; water / 5 h 4.1: palladium 10% on activated carbon; hydrogen / methanol / 24 h / 2068.65 Torr View Scheme |
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: methanol / 5 h / 25 °C 2: sodium periodate / tetrachloromethane; acetonitrile; water / 5 h 3: palladium 10% on activated carbon; hydrogen / methanol / 24 h / 2068.65 Torr View Scheme |
(S)-O-benzyl-N-(tert-butoxycarbonyl)-2,6-dimethyltyrosine
H-Dmt
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen In methanol under 2068.65 Torr; for 24h; |
3,5-Dimethylphenyl ethyl carbonate
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: zinc(II) chloride; chlorosulfonic acid / 0.5 h / -10 °C 1.2: 2 h / 5 - 10 °C 2.1: N,N,N,N,N,N-hexamethylphosphoric triamide; n-butyllithium / tetrahydrofuran / 0.17 h / -78 °C / Inert atmosphere 2.2: 3 h / -78 - 20 °C / Inert atmosphere 3.1: hydrogenchloride / tetrahydrofuran; water / 4 h / 0 °C 4.1: lithium hydroxide / tetrahydrofuran / 1 h / 0 °C View Scheme |
O-ethoxycarbonyl-3,5-dimethyl-4-chloromethylphenol
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: N,N,N,N,N,N-hexamethylphosphoric triamide; n-butyllithium / tetrahydrofuran / 0.17 h / -78 °C / Inert atmosphere 1.2: 3 h / -78 - 20 °C / Inert atmosphere 2.1: hydrogenchloride / tetrahydrofuran; water / 4 h / 0 °C 3.1: lithium hydroxide / tetrahydrofuran / 1 h / 0 °C View Scheme |
benzyl chloroformate
H-Dmt
2,6-dimethyl-N-<(phenylmethoxy)carbonyl>-L-tyrosine
Conditions | Yield |
---|---|
With sodium hydroxide for 16h; | 70% |
Stage #1: H-Dmt With sodium hydrogencarbonate In 1,4-dioxane; water for 0.166667h; Stage #2: benzyl chloroformate In 1,4-dioxane; water at 20℃; for 2h; | 6 g |
Conditions | Yield |
---|---|
With 4-methyl-morpholine In tetrahydrofuran at -23℃; for 0.75h; |
Conditions | Yield |
---|---|
With sodium hydroxide In tert-butyl alcohol at 0 - 20℃; for 27h; | |
With triethylamine | |
Stage #1: di-tert-butyl dicarbonate; H-Dmt With water; sodium hydroxide at 20℃; for 72h; pH=8 - 10; Stage #2: With hydrogenchloride In water; ethyl acetate for 0.166667h; pH=4; | 689 g |
methanol
H-Dmt
(S)-2-Amino-3-(4-hydroxy-2,6-dimethyl-phenyl)-propionic acid methyl ester
Conditions | Yield |
---|---|
With thionyl chloride In methanol |
(2S,3S)-β-methylcyclohexylalanine
N-tert-butoxycarbonyl-L-phenylalanine
L-Tic-OH
H-Dmt
Conditions | Yield |
---|---|
Multistep reaction; |
(2S,3S)-β-methylcyclohexylalanine
N-tert-butoxycarbonyl-L-phenylalanine
L-Tic-OH
H-Dmt
Conditions | Yield |
---|---|
Multistep reaction; |
Conditions | Yield |
---|---|
Multistep reaction; |
Conditions | Yield |
---|---|
Multistep reaction; |
Conditions | Yield |
---|---|
Multistep reaction; |
Conditions | Yield |
---|---|
Multistep reaction; |
(2R,3R)-β-methylcyclohexylalanine
N-tert-butoxycarbonyl-L-phenylalanine
L-Tic-OH
H-Dmt
Conditions | Yield |
---|---|
Multistep reaction; |
(2R,3R)-β-methylcyclohexylalanine
N-tert-butoxycarbonyl-L-phenylalanine
L-Tic-OH
H-Dmt
Conditions | Yield |
---|---|
Multistep reaction; |
methanol
H-Dmt
Conditions | Yield |
---|---|
Stage #1: H-Dmt With thionyl chloride Stage #2: methanol Further stages.; |
H-Dmt
H-Dmt-NH2
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: SOCl2 / methanol 2: Et3N 3: NH3 / methanol 4: HCl / dioxane View Scheme |
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Et3N 2: HCl / dioxane View Scheme |
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Et3N 2: HCl / dioxane View Scheme |
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: SOCl2 / methanol 2: Et3N 3: NH3 / methanol 4: HCl / dioxane 5: NaBH3CN / dioxane View Scheme |
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Et3N 2: NH2OH 3: HCl / dioxane View Scheme |
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Et3N 2: HCl / dioxane View Scheme |
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Et3N 2: HCl / dioxane View Scheme |
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Et3N 2: HCl / dioxane View Scheme |
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Et3N 2: HCl / dioxane View Scheme |
H-Dmt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Et3N 2: PyBOP; N,N-diisopropylethylamine 3: HCl / dioxane View Scheme |
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