Dayangchem's 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. DayangChem can provide different quantities
Cas:672-87-7
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
Cas:672-87-7
Min.Order:1 Metric Ton
FOB Price: $1.0 / 3.0
Type:Manufacturers
inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:672-87-7
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
About Product Details
Cas:672-87-7
Min.Order:1 Kilogram
FOB Price: $3.0 / 10.0
Type:Lab/Research institutions
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:672-87-7
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
Type:Trading Company
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
Cas:672-87-7
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the
Cas:672-87-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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
Cas:672-87-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryALPHA-METHYL-L-P-TYROSINE CAS:672-87-7 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
Cas:672-87-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:672-87-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:672-87-7
Min.Order:1 Kilogram
FOB Price: $10.0 / 100.0
Type:Lab/Research institutions
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:672-87-7
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
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
Cas:672-87-7
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
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
Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:672-87-7
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:672-87-7
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquiryHangzhou Verychem Science And Technology Co. Ltd. was set up in year 2004, it’s a young but fast growing company. In the twelve years history, it invested two pharmaceutical raw material production plants, one researching company, and several
Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:672-87-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
Cas:672-87-7
Min.Order:0
Negotiable
Type:Trading Company
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
Cas:672-87-7
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:672-87-7
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryShandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
Cas:672-87-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:672-87-7
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe
Cas:672-87-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
GOLDEN 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
We 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:672-87-7
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryHigh purity, high success rate, short cycle and moderate priceAppearance:White powder solid Storage:Negative 20 degrees Celsius Package:5mg, 10mg 100mg, 1gram Application:Applied to various scientific research
(2S)-2-amino-3-(4-methoxyphenyl)-2-methyl-propionamide hydrogen bromide salt
L-methyltyrosine
Conditions | Yield |
---|---|
With water; hydrogen bromide at 105℃; for 17h; Product distribution / selectivity; | 86% |
2-(S)-amino-3-(4-methoxyphenyl)-2-methylpropionamide
L-methyltyrosine
Conditions | Yield |
---|---|
With water; hydrogen bromide at 120℃; for 5h; Product distribution / selectivity; | 84% |
Multi-step reaction with 2 steps 1: water; hydrogen bromide / methanol / 100 °C / 15 - 22.5 Torr 2: water; hydrogen bromide / 17 h / 105 °C View Scheme |
(2S)-2-amino-3-(4-methoxyphenyl)-2-methyl-propionamide hydrochloride
L-methyltyrosine
Conditions | Yield |
---|---|
With hydrogen bromide In water at 120℃; for 4h; Product distribution / selectivity; | 83% |
(2S)-2-amino-3-(4-methoxyphenyl)-2-methylpropionamide formic acid salt
L-methyltyrosine
Conditions | Yield |
---|---|
With water; hydrogen bromide at 105℃; for 17h; Product distribution / selectivity; | 82% |
L-methyltyrosine
Conditions | Yield |
---|---|
With hydrogenchloride In 1,4-dioxane at 100℃; for 4h; | 75.4% |
L-methyltyrosine
Conditions | Yield |
---|---|
Stage #1: tert-butyl (2R)-2-amino-3-(4-methoxyphenyl)-2-methylpropanoate With boron tribromide In dichloromethane at 20℃; for 1.5h; Stage #2: With sodium hydrogencarbonate In dichloromethane; water Product distribution / selectivity; | 45.4% |
N-Chloroacetyl-α-methyltyrosine
A
L-methyltyrosine
B
α-methyl-D-tyrosine
C
N-Chloroacetyl-D-α-methyltyrosine
D
N-Chloroacetyl-L-α-methyltyrosine
Conditions | Yield |
---|---|
With potassium hydroxide; porcine kidney acylase I pH 7.5-8.0; Yields of byproduct given; | A 30% B n/a C n/a D n/a |
With potassium hydroxide; porcine kidney acylase I pH 7.5-8.0; Yields of byproduct given; | A n/a B 30% C n/a D n/a |
With potassium hydroxide; porcine kidney acylase I pH 7.5-8.0; Yield given. Yields of byproduct given; |
α-methyl-β-p-methoxyphenyl-alanine
L-methyltyrosine
Conditions | Yield |
---|---|
With hydrogen bromide |
N-Chloroacetyl-α-methyltyrosine
A
L-methyltyrosine
B
N-Chloroacetyl-D-α-methyltyrosine
Conditions | Yield |
---|---|
With potassium hydroxide; potassium phosphate buffer; porcine kidney acylase I at 40℃; relative initial rate of hydrolysis, also with Aspergillus acylase I as a catalyst; with or without CoCl2; |
2-Nitro-2-(4-hydroxybenzyl)propionsaeureethylester
L-methyltyrosine
Conditions | Yield |
---|---|
With hydrogen; platinum(IV) oxide; nickel 1.) MeOH, reflux, 1 h, 2.) MeOH, 28 h; Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 56.1 percent / tetrabutylammonium chloride, potassium fluoride dihydrate / toluene / 48 h / Heating 2: 2.) H2 / 1.) Raney-Ni, 2.) PtO2 / 1.) MeOH, reflux, 1 h, 2.) MeOH, 28 h View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: NaH / tetrahydrofuran / 0 - 25 °C 2: α-chymotrypsin / dimethylsulfoxide; H2O / 22 - 25 °C / potassium phosphate ( pH 7.0); with pig liver esterase the reaction rate is higher but the e.e. is lower 3: 1.) acyl azide formation, 2.) Curtius rearrangement 4: aq. HBr (48 percent) View Scheme |
2-<(4-methoxyphenyl)methyl>-2-methylpropanedioic acid, dimethyl ester
L-methyltyrosine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: α-chymotrypsin / dimethylsulfoxide; H2O / 22 - 25 °C / potassium phosphate ( pH 7.0); with pig liver esterase the reaction rate is higher but the e.e. is lower 2: 1.) acyl azide formation, 2.) Curtius rearrangement 3: aq. HBr (48 percent) View Scheme |
(R)-2-(4-Methoxy-benzyl)-2-methyl-malonic acid monomethyl ester
L-methyltyrosine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) acyl azide formation, 2.) Curtius rearrangement 2: aq. HBr (48 percent) View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: water; methanol / 20 h / 40 °C / Sealed tube 2.1: sulfuric acid / dichloromethane; water / 3.25 h / -10 - 0 °C / Cooling with ice 2.2: pH 8 - 9 3.1: ammonium formate / palladium on carbon / isopropyl alcohol / 1 h / Inert atmosphere; Reflux 4.1: water; hydrogen bromide / methanol / 100 °C / 15 - 22.5 Torr 5.1: water; hydrogen bromide / 17 h / 105 °C View Scheme | |
Multi-step reaction with 4 steps 1.1: water; methanol / 20 h / 40 °C / Sealed tube 2.1: sulfuric acid / dichloromethane; water / 3.25 h / -10 - 0 °C / Cooling with ice 2.2: pH 8 - 9 3.1: palladium on carbon / water; methanol / 5.75 h / 20 - 60 °C 4.1: water; hydrogen bromide / 17 h / 105 °C View Scheme | |
Multi-step reaction with 4 steps 1.1: water; methanol / 20 h / 40 °C / Sealed tube 2.1: sulfuric acid / dichloromethane; water / 3.25 h / -10 - 0 °C / Cooling with ice 2.2: pH 8 - 9 3.1: ammonium formate / palladium on carbon / isopropyl alcohol / 1 h / Inert atmosphere; Reflux 4.1: water; hydrogen bromide / 5 h / 120 °C View Scheme |
2-[1-(S)-cyano-2-(4-methoxyphenyl)-1-methylethylamino]-2-(R)-phenylacetamide
L-methyltyrosine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: sulfuric acid / dichloromethane; water / 3.25 h / -10 - 0 °C / Cooling with ice 1.2: pH 8 - 9 2.1: ammonium formate / palladium on carbon / isopropyl alcohol / 1 h / Inert atmosphere; Reflux 3.1: water; hydrogen bromide / methanol / 100 °C / 15 - 22.5 Torr 4.1: water; hydrogen bromide / 17 h / 105 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: sulfuric acid / dichloromethane; water / 3.25 h / -10 - 0 °C / Cooling with ice 1.2: pH 8 - 9 2.1: palladium on carbon / water; methanol / 5.75 h / 20 - 60 °C 3.1: water; hydrogen bromide / 17 h / 105 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: sulfuric acid / dichloromethane; water / 3.25 h / -10 - 0 °C / Cooling with ice 1.2: pH 8 - 9 2.1: ammonium formate / palladium on carbon / isopropyl alcohol / 1 h / Inert atmosphere; Reflux 3.1: water; hydrogen bromide / 5 h / 120 °C View Scheme |
2-[(R)-(carbamoylphenylmethyl)-amino]-3-(4-methoxyphenyl)-2-(S)-methylpropionamide
L-methyltyrosine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: ammonium formate / palladium on carbon / isopropyl alcohol / 1 h / Inert atmosphere; Reflux 2: water; hydrogen bromide / methanol / 100 °C / 15 - 22.5 Torr 3: water; hydrogen bromide / 17 h / 105 °C View Scheme | |
Multi-step reaction with 2 steps 1: ammonium formate / palladium on carbon / isopropyl alcohol / 1 h / Inert atmosphere; Reflux 2: water; hydrogen bromide / 5 h / 120 °C View Scheme | |
Multi-step reaction with 2 steps 1: palladium on carbon / water; methanol / 5.75 h / 20 - 60 °C 2: water; hydrogen bromide / 17 h / 105 °C View Scheme |
3-(4-methoxyphenyl)-2-methyl-2-((S)-1-phenyl-ethylamino)-propionamide
L-methyltyrosine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: hydrogenchloride / isopropyl alcohol; water 2: hydrogen / palladium on carbon / methanol / 1.33 h / 50 °C / 2250.23 Torr 3: hydrogen bromide / water / 4 h / 120 °C View Scheme |
3-(4-methoxyphenyl)-2-methyl-2-((1S)-1-phenyl-ethylamino)-propionamide hydrochloride
L-methyltyrosine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 2-methyl-propan-1-ol / Heating; Reflux 2: hydrogen / palladium on carbon / methanol / 1.33 h / 50 °C / 2250.23 Torr 3: hydrogen bromide / water / 4 h / 120 °C View Scheme |
L-methyltyrosine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydrogen / palladium on carbon / methanol / 1.33 h / 50 °C / 2250.23 Torr 2: hydrogen bromide / water / 4 h / 120 °C View Scheme |
C22H26ClNO3
L-methyltyrosine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydrogenchloride / isopropyl alcohol; water / 1 h / 20 °C 2: boron tribromide / dichloromethane / 1.5 h / 20 °C View Scheme |
2-amino-3-(4-hydroxy-phenyl)-2-methyl-propionic acid
A
L-methyltyrosine
B
α-methyl-D-tyrosine
Conditions | Yield |
---|---|
With Merck RP-18 WF254S plates coated with Nτ-n-decyl-L-spinacine and Cu acetate In ethanol; water Resolution of racemate; |
Conditions | Yield |
---|---|
Stage #1: N-(benzylidene)-O-methoxymethyl tyrosine tert-butyl ester; methyl iodide With ((11bS)-(+)-4,4-dibutyl-4,5-dihydro-2,6-bis(3,4,5-triflourophenyl)-3H-dinaphth[2,1-c:1’,2’-e]azepinium bromide); cesium hydroxide In toluene at 0℃; for 0.5h; Inert atmosphere; Stage #2: With hydrogenchloride In water; toluene at 60℃; for 0.5h; Inert atmosphere; stereoselective reaction; | n/a |
(fluorenylmethoxy)carbonyl chloride
L-methyltyrosine
Fmoc-L-(α-Me)Tyr-OH
Conditions | Yield |
---|---|
With sodium hydroxide In acetonitrile at 20℃; for 3h; Acylation; | 100% |
Conditions | Yield |
---|---|
With thionyl chloride at 0 - 20℃; Heating / reflux; | 96% |
With thionyl chloride at 0 - 20℃; | |
With thionyl chloride at 20℃; for 24h; Inert atmosphere; Reflux; | 1.48 g |
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 20℃; for 16h; | 89% |
In N,N-dimethyl-formamide at 20℃; for 16h; | 89% |
Conditions | Yield |
---|---|
Stage #1: L-methyltyrosine With chloro-trimethyl-silane; N-ethyl-N,N-diisopropylamine In dichloromethane Inert atmosphere; Stage #2: di-tert-butyl dicarbonate In dichloromethane Inert atmosphere; Stage #3: With methanol for 0.5h; Inert atmosphere; | 67% |
With sodium hydroxide; sodium hydrogencarbonate In 1,4-dioxane at 20℃; pH=8 - 9; | 60% |
With sodium hydroxide; tert-butyl alcohol | 35% |
L-methyltyrosine
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water Ru-complex was refluxed in mixt. of H2O and EtOH, to this soln. was added ligand followed by aq. NaOH, mixt. was heated at 70°C for 30 min, cooled to room temp., filtered, aq. soln. of NaClO4 was added, mixt.was stored in the dark for 48 h; solid was collected at the pump, washed with ice-cold H2O, dried in vac. over silica gel at room temp.; elem. anal.; | 41% |
L-methyltyrosine
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water Ru-complex was refluxed in mixt. of H2O and EtOH, to this soln. was added ligand followed by aq. NaOH, mixt. was heated at 70°C for 30 min, cooled to room temp., filtered, aq. soln. of NaClO4 was added, mixt.was stored in the dark for 48 h; solid was collected at the pump, washed with ice-cold H2O, dried in vac. over silica gel at room temp.; elem. anal.; | 39% |
Conditions | Yield |
---|---|
With 18F-fluoride In formic acid at 4℃; Product distribution; Further Variations:; Solvents; Temperatures; | A 13% B 2% |
With 18F-fluoride; hydrogen fluoride; boron trifluoride |
L-methyltyrosine
Conditions | Yield |
---|---|
With ammonium hydroxide; iodine; potassium iodide |
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; N-ethyl-N,N-diisopropylamine 1.) CHCl3, 70 deg C, 1 h; 2.) CHCl3, 70 deg C, 1 h; 3.) CHCl3, 80 deg C, 17 h; Yield given. Multistep reaction; |
L-methyltyrosine
Conditions | Yield |
---|---|
With 18F-fluoride; hydrogen fluoride |
Conditions | Yield |
---|---|
With thionyl chloride Heating; |
L-methyltyrosine
Boc-(L)(α-Me)Tyr-OMe
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: SOCl2 / Heating 2: aq. NaHCO3; NaOH / dioxane / 20 °C / pH 8 - 9 View Scheme |
L-methyltyrosine
Boc-(L)(α-Me)Tyr(Tf)-OMe
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: SOCl2 / Heating 2: aq. NaHCO3; NaOH / dioxane / 20 °C / pH 8 - 9 3: 80 percent / Et3N / CH2Cl2 / 3 h / 20 °C View Scheme |
L-methyltyrosine
Boc-(L)(α-Me)Phe(4-PO3Et2)-OMe
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: SOCl2 / Heating 2: aq. NaHCO3; NaOH / dioxane / 20 °C / pH 8 - 9 3: 80 percent / Et3N / CH2Cl2 / 3 h / 20 °C 4: 77 percent / Pd(PPh3)4; N-methylmorpholine / acetonitrile / Heating View Scheme |
L-methyltyrosine
Boc-(α-Me)Tyr-Asn-NH2
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 60 percent / aq. NaHCO3; NaOH / dioxane / 20 °C / pH 8 - 9 2: 86 percent / DIEA; HOAt; HATU / dimethylformamide / 72 h / 20 °C View Scheme |
L-methyltyrosine
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: SOCl2 / Heating 2: aq. NaHCO3; NaOH / dioxane / 20 °C / pH 8 - 9 3: 80 percent / Et3N / CH2Cl2 / 3 h / 20 °C 4: 77 percent / Pd(PPh3)4; N-methylmorpholine / acetonitrile / Heating 5: 100 percent / aq. HCl / Heating View Scheme |
L-methyltyrosine
Boc-(α-Me)pTyr(Bzl2)-Asn-NH2
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 60 percent / aq. NaHCO3; NaOH / dioxane / 20 °C / pH 8 - 9 2: 86 percent / DIEA; HOAt; HATU / dimethylformamide / 72 h / 20 °C View Scheme |
L-methyltyrosine
Boc-(α-Me)pTyr(MeSATE)2-Asn-NH2
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 60 percent / aq. NaHCO3; NaOH / dioxane / 20 °C / pH 8 - 9 2: 86 percent / DIEA; HOAt; HATU / dimethylformamide / 72 h / 20 °C View Scheme |
L-methyltyrosine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 60 percent / aq. NaHCO3; NaOH / dioxane / 20 °C / pH 8 - 9 2: 86 percent / DIEA; HOAt; HATU / dimethylformamide / 72 h / 20 °C 3: 93 percent / CH2Cl2 / 3 h / 20 °C View Scheme |
L-methyltyrosine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 60 percent / aq. NaHCO3; NaOH / dioxane / 20 °C / pH 8 - 9 2: 86 percent / DIEA; HOAt; HATU / dimethylformamide / 72 h / 20 °C 3: CH2Cl2 / 1 h / 0 °C View Scheme |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View