Product Advantages: 1. Our product Synthesized by Enzyme-catalyzed Technology, which can be safely used API fields; 2. Factory direct sales, price concessions, products through ISO9001, HALAL & Kosher certification, quality assurance. =====
Cas:59-92-7
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryWhy is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 35 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c
Cas:59-92-7
Min.Order:1 Kilogram
FOB Price: $50.0
Type:Trading Company
inquiryOffer L-DOPA 59-92-7 high quality /reasonable price Levodopa Basic information Product Name: Levodopa Synonyms: 3-hydroxy-l-tyrosin;4-dihydroxyphenyl)-3-((-)-alanin;4-dihydroxyphenyl)-3-(l-alanin;Alanine, 3-(3,4-dihydroxyphenyl)-;Alanine, 3-(
Cas:59-92-7
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryZhejiang Zhengshuo Biotechnology Co., Ltd. is a vigorous and fast-growing green biosynthesis company, specializing in the R&D, production and sales of functional active substances, daily chemical raw materials, pharmaceutical chemicals, intermedi
Cas:59-92-7
Min.Order:1 Kilogram
FOB Price: $59.0 / 65.0
Type:Lab/Research institutions
inquiryHigh quality, best service,competitive price are our principle 1.Low price & high quality products (G-KG) & first-class service are waiting for our clients 2.Professional transport team to ensure the goods safety and on time arrived your
Cas:59-92-7
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Trading Company
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
Xi'an Yinherb Bio-Tech Co., Ltd was founded in 2009, We have more than 10 experienced doctors and scientists and professional managers, specializing in Nootropics, Sarms and Peptides researching and developing, and become the lead
Cas:59-92-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHangzhou Yunuo Chemical Co., Ltd is located in Hangzhou city China. As a global supplier in the chemical industry, Yunuochem is to create added value for customers around the world. Sticking to such business idea of "Good faith wins the bu
Hubei Lidu New Materials Technology Co. , Ltd. is located in No. 12,3C Industrial Park, Zhongxiang Economic Development Zone, Hubei Province. The company is committed to fine chemical raw materials, pharmaceutical intermediates and other production,
1.high purity 2.consistent quality 3.competitive price 4.fast shipping Binbo Biological Products Co. Ltd., is a professional high-tech enterprise which engaged in Biological products and raw materials. Binbo is engaged in R&D with perfect eq
Cas:59-92-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct name: Levodopa CAS No.:59-92-7 Molecule Formula:C9H11NO4 Molecule Weight:197.1879 Purity: 99.1% Package: 25kg/drum Description:White to off-white, odorless crystalline powder Manufacture Standards:USP TESTI
Mucuna Pruriens seed extract Product Name: L-dopa 98% Botanical Name: Mucuna Pruriens Extact Part Used: Fruit Sepcification: 98% L-dopa CAS NO: 59-92-7 Molecular formula: C9H11NO4 Molecular weight: 197.19 Introduction: Lev
Cas:59-92-7
Min.Order:1 Kilogram
FOB Price: $60.5
Type:Trading Company
inquiryDayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
Cas:59-92-7
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryItems Standard Result Appearance White to off-white crystalline powder Off-white crystalline powder Assay
Cas:59-92-7
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
Type:Manufacturers
inquirySpecifications CAS No.: 59-92-7 Other Names: Mucuna Pruriens MF: C9H11NO4 EINECS No.: N/A Place of Origin: xian, China (Mainland)
Cas:59-92-7
Min.Order:1 Kilogram
FOB Price: $600.0 / 700.0
Type:Other
inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; ...... Appearance:White Crystalline Powder Storage:2-8°C Package:1kg/foil bag;
Cas:59-92-7
Min.Order:25 Kilogram
FOB Price: $200.0
Type:Trading Company
inquiryJinlan Pharm-Drugs Technology Co.,Limited (with its export company Hangzhou Royall Import & Export Co.,Ltd.)is located in Hangzhou, Zhejiang Province. Neighboring Ningbo port, Shanghai port, Hangzhou Xiaoshan Int’l Airport and Shanghai Pu
1 Factory price 2 High quality 3 Good service 4 Prompt service Appearance:powder Storage:Kept in dry and cool place and from sunlight; Kept the packing intact. Package: 25kg plastic woven bag with inner linning. Application:Is psychotropic dr
Come From Nature / Building Healthy Life Beauty In Your Face / Nourishment Your Taste Bud. Professional Factory: We has a complete production and operating system, with an annual output capacity of 2000 tons. It can produce variety of con
Cas:59-92-7
Min.Order:1 Kilogram
FOB Price: $9.0 / 96.5
Type:Manufacturers
inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
1. 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:59-92-7
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryShanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
Cas:59-92-7
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
inquiryColorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on
Our 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
Name: Levodopa CAS NO:59-92-7 Grade:Medical scientific research and export Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data storage Security without vulnerability Product Technology
Cas:59-92-7
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
inquiryLIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc. We are specialized in chemical synthesis, process development of pharmaceu
Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
Cas:59-92-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
Cas:59-92-7
Min.Order:1 Kilogram
FOB Price: $6.0 / 10.0
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:59-92-7
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
Type:Trading Company
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 email in time prod
Conditions | Yield |
---|---|
Stage #1: (S)-2-amino-3-(3-chloro-4-hydroxyphenyl)propanoic acid With sodium nitrate; 2-Methylcyclohexanol; N-bromoacetamide at 56℃; for 2.16667h; Stage #2: With nickel dichloride at 25℃; for 4h; Temperature; | 98.7% |
S,S-m-methoxy-p-acetoxy-N-acetylphenylalanine α-phenylethylamide
levodopa
Conditions | Yield |
---|---|
With hydrogen bromide | 96% |
levodopa
Conditions | Yield |
---|---|
With 10 wt% Pd(OH)2 on carbon; hydrogen In methanol at 45℃; for 7h; Reagent/catalyst; Temperature; Solvent; Green chemistry; | 87% |
levodopa
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride In tetrahydrofuran; water at 20℃; for 2h; | 86% |
Conditions | Yield |
---|---|
With ethylenediaminetetraacetic acid; pyridoxal 5'-phosphate; Ammonium; recombinant wild-type thermophilic tyrosine phenol lyases from thermophilic microorganism Symbiobacterium toebii In aq. phosphate buffer at 37℃; pH=8; Catalytic behavior; Green chemistry; Enzymatic reaction; stereoselective reaction; | 65% |
With ammonium acetate at 45℃; β-tyrosinase from Symbiobacterium thermophilum, 0.4 mM pyridoxal phosphate, 8 mM EDTA, 0.1 percent dithiothreitol; | 90 % Turnov. |
(S)-2-Amino-3-(3,4-diacetoxy-phenyl)-propionic acid ethyl ester
levodopa
Conditions | Yield |
---|---|
With hydrogenchloride In acetone at 90℃; for 20h; | 60% |
Conditions | Yield |
---|---|
With phosphate buffer at 37℃; Irradiation; also with m-tyrosine; | |
With dihydroxyfumaric acid; acetate buffer; oxygen; horse radish peroxidase at 0℃; for 3h; Product distribution; other aromatic compounds, different peroxidases; | |
With air; mushroom monophenol monooxygenase In water at 23℃; for 0.15h; Rate constant; pH 6.6; |
L-phenylalanine
A
levodopa
B
o-hydroxyl-phenylalanine
C
m-tyrosine
D
L-tyrosine
Conditions | Yield |
---|---|
With oxygen; Fe(2+)-EDTA In water at 40℃; for 4h; electrochemical cell, pH 3; | |
With oxygen; Fe(2+)-EDTA In water at 40℃; for 4h; Product distribution; electrochem. oxidation; pH: 3; | |
With dihydrogen peroxide; ascorbic acid In water at 37℃; Product distribution; hydroxylation with various reaction systems; | |
With Tris-HCl buffer; 6,7-dimethyl-5,6,7,8-tetrahydropterin; 2-hydroxyethanethiol; catalase; phenylalanine hydroxylase at 37℃; for 0.5h; Product distribution; further enzyme; |
L-tyrosine
A
1H-indole-5,6-diol
B
levodopa
C
leucodopachromene
D
(2S)-dopachrome
Conditions | Yield |
---|---|
With water; mushroom tyrosinase Rate constant; phosphat buffer, ph 6.8; |
L-tyrosine
A
levodopa
B
L-tyrosine radical
C
2,4-dihydroxy-L-phenylalanine
Conditions | Yield |
---|---|
With water; dinitrogen monoxide Rate constant; Irradiation; |
L-dopaquinone
A
levodopa
B
leucodopachromene
Conditions | Yield |
---|---|
With pH 8.6 In water Rate constant; pH-dependence, inhib. by cysteine; |
N-acetyl-3,4-dihydroxyphenylalanine ethylester
levodopa
Conditions | Yield |
---|---|
With sodium hydroxide at 65℃; for 3h; |
Conditions | Yield |
---|---|
In water Rate constant; |
levodopa
Conditions | Yield |
---|---|
With Flavobacterium sp. AJ-3940 In various solvent(s) at 43℃; for 2h; | |
With Flavobacterium sp. AJ-3940; hydroxylamine In various solvent(s) at 43℃; for 2h; Product distribution; pH 7.0, other reagent; |
Conditions | Yield |
---|---|
With water; sodium chloride In dimethyl sulfoxide at 37℃; Rate constant; also human plasma as reagent; | |
With sodium carbonate In acetonitrile for 15h; | |
With potassium hydroxide In methanol |
3,4-dihydroxy-L-phenylalanine benzyl ester
levodopa
Conditions | Yield |
---|---|
With water; sodium chloride In dimethyl sulfoxide at 37℃; Rate constant; also human plasma as reagent; |
L-DOPA ethyl ester
levodopa
Conditions | Yield |
---|---|
With water; sodium chloride In dimethyl sulfoxide at 37℃; Rate constant; also human plasma as reagent; |
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