1.High quality : the purity is 99% min . through multiple producing procedures. 2.Competitive price : low price because of our skilled production technolpgy ,save the production cost at most , and give big profit room to our customers
The 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:59-42-7
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
Cas:59-42-7
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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
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Min.Order:1 Kilogram
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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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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 R&
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Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powd
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Min.Order:1 Kilogram
FOB Price: $10.0 / 20.0
Type:Trading Company
inquiry1.No Less 8 years exporting experience. Clients 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 Specialized
Cas:59-42-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese
Cas:59-42-7
Min.Order:5 Gram
FOB Price: $106.0
Type:Trading Company
inquiryPhenylephrine CAS:59-42-7 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 intermediates,
Cas:59-42-7
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
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Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquirywe are reliable supplier for APIs and intermediates for international markets. We supply good quality with competitive price. We pursue long term business relations and win-win. Appearance:white powder Package:10kg/drum Application:h
Henan 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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Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAppearance:white powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:Common products:Sea/Air/Courie
Cas:59-42-7
Min.Order:100 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Phenylephrine CAS 59-42-7 Purity: 99% Min Application: Intermediates Appearance: Powder Package: Bag Delivery: 3-5days Our Advantage & Service 1.Top quality: Using high quality material and establishing a strict quality control syste
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Min.Order:1 Kilogram
FOB Price: $10.0 / 50.0
Type:Trading Company
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J&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
Cas:59-42-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryZibo 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
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Min.Order:10 Gram
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Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:white crystal powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermed
Cas:59-42-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
(-)-Phenylephrine BaseAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Q1: Are you a manufacturer Answer: Yes, we are factory founded on 2012.Q2: How to contact with us Click "contact supplier" And then send us message the product you interest in, you will get reply within 12 hours.Q3:Which kind of payment terms do you
Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
Cas:59-42-7
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
Stage #1: (S)-phenylephrine With sulfuric acid; acetic anhydride at 105℃; for 12h; Walden inversion; Stage #2: With water at 95℃; for 3h; Walden inversion; optical yield given as %ee; enantioselective reaction; | 99% |
With sulfuric acid; acetic anhydride und Erhitzen des Reaktionsprodukts mit wss.Salzsaeure und anschliessend mit wss.Ammoniak; |
(R)-phenylephrine-(R)-naproxen
Phenylephrin
Conditions | Yield |
---|---|
Stage #1: (R)-phenylephrine-(R)-naproxen With hydrogenchloride In water; toluene at 75 - 80℃; for 0.5h; pH=< 2; Stage #2: With ammonium hydroxide In water at 1 - 15℃; pH=~ 9; Product distribution / selectivity; | 90% |
Phenylephrin
Conditions | Yield |
---|---|
Stage #1: α-methylamino-m-hydroxy-acetophenone sulfate With hydrogen; (((R)-1-diphenylphosphino-2-[((S)-α-(N,N-dimethylamino)-o-diphenylphosphino-phenyl)methyl]ferrocene)-η5-2,4-dimethyl-pentadienyl)-ruthenium(II) iodide In methanol at 70℃; under 23272.3 Torr; for 48h; Stage #2: With ammonium hydroxide In water at 65℃; for 0.0833333h; pH=~ 4.8 - 9; | 88.7% |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Lg-tartaric acid 2: acetic acid anhydride; sulfuric acid / und Erhitzen des Reaktionsprodukts mit wss.Salzsaeure und anschliessend mit wss.Ammoniak View Scheme | |
Multi-step reaction with 2 steps 1.1: methanol / 2 h / 20 - 65 °C / Resolution of racemate 2.1: hydrogenchloride / toluene; water / 0.5 h / 75 - 80 °C / pH < 2 2.2: 1 - 15 °C / pH ~ 9 View Scheme |
3-Hydroxyphenyl-ω-methylaminoacetophenone hydrochloride
A
(S)-phenylephrine
B
Phenylephrin
Conditions | Yield |
---|---|
With potassium hydroxide; hydrogen; [(R)-P-Phos RuCl2 (R)-DAIPEN] In water; isopropyl alcohol at 65℃; under 21002.1 Torr; for 1h; Product distribution / selectivity; | A n/a B n/a |
With hydrogen; [(S)-Cl-MeO-Biphep RuCl2](dmf)n In methanol at 75℃; under 22502.3 Torr; for 18h; Product distribution / selectivity; | A n/a B n/a |
With hydrogen; [RuCl-(S)-P-Phos(p-cymene)]Cl In methanol at 75℃; under 22502.3 Torr; for 18h; Product distribution / selectivity; | A n/a B n/a |
3-Hydroxyphenyl-ω-methylaminoacetophenone hydrochloride
Phenylephrin
Conditions | Yield |
---|---|
With RuCl2[(S)-xylyl-2,2,6,6’-tetramethoxy-4,4’-bis(diphenylphosphino)-3,3-bipyridine][(R)-1,1-bis(4-methoxyphenyl)-3-methyl-1,2-butanediamine]; hydrogen; potassium hydroxide In water; isopropyl alcohol at 65℃; under 21752.2 - 24752.5 Torr; for 2.25h; Autoclave; optical yield given as %ee; enantioselective reaction; |
Phenylephrin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 5%-palladium/activated carbon; hydrogen / methanol / 20 °C / 760.05 Torr 2: dichloromethane / 0 °C 3: boron tribromide / dichloromethane / 24 h / 0 °C View Scheme |
C10H15NO2
Phenylephrin
Conditions | Yield |
---|---|
With boron tribromide In dichloromethane at 0℃; for 24h; |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 2,6-dimethylpyridine; copper(II) choride dihydrate; C50H54N2O6 / ethanol; dichloromethane / 30 h / 20 °C 2: 5%-palladium/activated carbon; hydrogen / methanol / 20 °C / 760.05 Torr 3: dichloromethane / 0 °C 4: boron tribromide / dichloromethane / 24 h / 0 °C View Scheme |
Phenylephrin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: copper acetylacetonate; sodium tetrahydroborate / isopropyl alcohol; ethanol / 17 h / 30 °C / Inert atmosphere 2: hydrogenchloride; sodium nitrite / water / 0 - 120 °C View Scheme |
Phenylephrin
Conditions | Yield |
---|---|
With hydrogenchloride; sodium nitrite In water at 0 - 120℃; | 51.7 mg |
Conditions | Yield |
---|---|
With hydrogenchloride In isopropyl alcohol at 55 - 65℃; for 0.5h; Product distribution / selectivity; | 84.5% |
With hydrogenchloride In water; isopropyl alcohol pH=7 - 8; enantioselective reaction; | 3.35 g |
Phenylephrin
calcium carbide
A
3-(2,2,3-trimethyl-oxazolidin-5-yl)-phenol
Conditions | Yield |
---|---|
In acetone | A 70% B n/a |
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide for 4h; Reflux; | 63.2% |
Phenylephrin
ethyl isocyanate
(1R)-1-(3-hydroxyphenyl)-2-<(ethylcarbamoyl)amino>ethanol
Conditions | Yield |
---|---|
With triethylamine In diethyl ether Ambient temperature; | 21% |
Phenylephrin
ethyl isocyanate
(1R)-1-(3-Hydroxyphenyl)-2-(N-ethylcarbamoyl)amino ethanol
Conditions | Yield |
---|---|
With triethylamine In diethyl ether | 21% |
bis(trichloromethyl) carbonate
Phenylephrin
(R)-5-(3-hydroxyphenyl)-3-methyl-2-oxazolidone
Conditions | Yield |
---|---|
With pyridine In dichloromethane at -78℃; for 0.5h; | 6% |
Phenylephrin
(-)-1-acetoxy-1-(3-acetoxy-phenyl)-2-methylamino-ethane
Phenylephrin
acetic anhydride
(R)-1-acetoxy-1-(3-acetoxy-phenyl)-2-(acetyl-methyl-amino)-ethane
Conditions | Yield |
---|---|
With sodium acetate In methanol |
Conditions | Yield |
---|---|
With triethylamine In diethyl ether Ambient temperature; |
Phenylephrin
ethyl isocyanate
ethylcarbamic acid (1R)-2<<(ethylamino)carbonyl>methylamino>ethyl ester
Conditions | Yield |
---|---|
With triethylamine In diethyl ether Ambient temperature; |
Phenylephrin
1-{(R)-2-Hydroxy-2-[3-(quinolin-2-ylmethoxy)-phenyl]-ethyl}-1,3-dimethyl-urea
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: triethylamine / diethyl ether / Ambient temperature 2: 69 percent / cesium carbonate / acetone / 48 h / Heating View Scheme |
Phenylephrin
3-Ethyl-1-{(R)-2-hydroxy-2-[3-(quinolin-2-ylmethoxy)-phenyl]-ethyl}-1-methyl-urea
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 21 percent / triethylamine / diethyl ether / Ambient temperature 2: 77 percent / cesium carbonate / acetone / 48 h / Heating View Scheme |
Phenylephrin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: triethylamine / diethyl ether / Ambient temperature 2: 38 percent / cesium carbonate / acetone / 48 h / Heating View Scheme |
Phenylephrin
Ethyl-carbamic acid (R)-2-(3,3-diethyl-1-methyl-ureido)-1-[3-(quinolin-2-ylmethoxy)-phenyl]-ethyl ester
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: triethylamine / diethyl ether / Ambient temperature 2: 38 percent / cesium carbonate / acetone / 48 h / Heating View Scheme |
Phenylephrin
2-dimethylamino-4-phenylpyrimidine-5-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: Phenylephrin; 2-dimethylamino-4-phenylpyrimidine-5-carboxylic acid In tetrahydrofuran for 0.166667h; Stage #2: With 4-methyl-morpholine In tetrahydrofuran for 0.0333333h; Stage #3: With 4-(4,6-dimethoxy-1,3,5-triazin-2-yl)-4-methylmorpholinium chloride In tetrahydrofuran at 20℃; for 4h; Heating / reflux; |
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