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:80532-66-7
Min.Order:10 Gram
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Type:Lab/Research institutions
inquiry你好,亲爱的朋友! 我是中国的汉森和艾伦。欢迎来到我的lookchem商城!以下是我们公司产品和服务的简要介绍。如果您对我们的产品感兴趣,请及时通过电子邮件与我们联系 产品质量 √1,产品质量通过专业的生产工艺和质量检验,纯度达99%以上; √ 2. The products shall be packed in special standard barrels or according to the requirements of customers.
Cas:80532-66-7
Min.Order:1 Kilogram
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inquiryProduct 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:80532-66-7
Min.Order:1 Kilogram
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inquiryQingdao 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, steroids, pharmaceutical
Cas:80532-66-7
Min.Order:10 Gram
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inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
Cas:80532-66-7
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inquiryOur service: Fast delivery:We can deliver within 24 hours upon receipt of payment Quality can be promised. Payment terms:T/T, Western Union,Bitcoin,USDT,Monero,ETH,BCH; Free sample available,shipping cost only. Tracking your order at any time.
Cas:80532-66-7
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Type:Trading Company
inquiry1. Product advantages ♦ High purity, all above 98.5%, no impurities after the dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available &diam
Cas:80532-66-7
Min.Order:1 Kilogram
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Type:Trading Company
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Cas:80532-66-7
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryWe have overseas warehouses in California, New Laredo Mexico, Vancouver Canada, Amsterdam Netherlands, and Melbourne Australia. Overseas warehouses can provide some of the best-selling products. We look forward to the cooperation of local powerful d
Cas:80532-66-7
Min.Order:1 Metric Ton
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Type:Trading Company
inquiryOur Advantage 1. Rich experience We specialize in this filed for many years, our APIs exported to all over the world and and we established long friendly relations of cooperation with our clients. 2. Great quality,purity and favorable Good qual
Cas:80532-66-7
Min.Order:1 Kilogram
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Type:Trading Company
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
Cas:80532-66-7
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Type:Lab/Research institutions
inquiryOur Advantage: 1. Rich experience We specialize in this filed for many years, our APIs exported to all over the world and and we established long friendly relations of cooperation with our clients. 2. Great quality,purity and favorable Good quali
Cas:80532-66-7
Min.Order:1 Kilogram
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Type:Trading Company
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Cas:80532-66-7
Min.Order:100 Gram
FOB Price: $10.0 / 100.0
Type:Trading Company
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Cas:80532-66-7
Min.Order:1 Liter
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Type:Trading Company
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:80532-66-7
Min.Order:0
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inquiryWe are a professional production factory, we have 10 years of export experience, f we have rom production to after-sales one-stop service Appearance:white powder Storage:cool and dry Package:25 Application:Chemical Port:tianjin/qingdao/shang
Cas:80532-66-7
Min.Order:1 Kilogram
FOB Price: $80.0 / 200.0
Type:Trading Company
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Cas:80532-66-7
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryGOLDEN 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
Cas:80532-66-7
Min.Order:1 Kilogram
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Type:Other
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Cas:80532-66-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1,we produce and sell good chemicals around the world.2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%.3,our staff consists of highly qualified in
Cas:80532-66-7
Min.Order:0
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Type:Lab/Research institutions
inquiryOur own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin
Cas:80532-66-7
Min.Order:0
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Type:Lab/Research institutions
inquiryWe product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:intermediate
Cas:80532-66-7
Min.Order:0
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Type:Trading Company
inquirybest seller Application:API
Cas:80532-66-7
Min.Order:0
Negotiable
Type:Trading Company
inquirybest seller Application:API
Cas:80532-66-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:80532-66-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirybest seller Application:API
Cas:80532-66-7
Min.Order:0
Negotiable
Type:Trading Company
inquiry1.24 hours online service 2.High purity products with competitive price 3.Best after-sale service 4.Door to door safe delivery 5.More than 10 years industry experience 6.Packing can be customized as requirements Appearance:Powder and crystal
Cas:80532-66-7
Min.Order:1 Kilogram
FOB Price: $150.0
Type:Trading Company
inquiryOur advantages 1.High quality with competitive price. 2. All purity>99%. 3. We are manufacturer and can provide high quality products with factory price. Fast and safe delivery. 1. Parcel can be sent out in 24 hours after payment tracking number
Cas:80532-66-7
Min.Order:1 Metric Ton
FOB Price: $50.0
Type:Trading Company
inquiryPackaging & Delivery Selling Units: Single item Single package size: 35X20X15 cm Single gross weight: 1.200 kg Package Type: Drum/Aluminum Foil Bag /According to customer's req
Cas:80532-66-7
Min.Order:1 Metric Ton
FOB Price: $10.0
Type:Trading Company
inquiry2-chloro-propionic acid methyl ester
benzaldehyde
methyl α,β-epoxy-α-methylcinnamate
Conditions | Yield |
---|---|
With N-benzyl-N,N,N-triethylammonium chloride; potassium carbonate In N,N-dimethyl-formamide 1.) 20 deg C, 72 h, 2.) 40 deg C, 24 h; | 80% |
With sodium methylate In methanol; toluene at 0 - 20℃; Darzens condensation; | |
With ethanol; sodium ethanolate |
methyl 2-methyl-3-phenylacrylate
methyl α,β-epoxy-α-methylcinnamate
Conditions | Yield |
---|---|
With 3-chloro-benzenecarboperoxoic acid In tetrachloromethane for 3h; Reflux; | 67% |
diazomethane
trans-2-methyl-3-phenyloxiranecarboxylic acid
methyl α,β-epoxy-α-methylcinnamate
(2S,3R)-2-Hydroxy-3-methanesulfonyloxy-2-methyl-3-phenyl-propionic acid methyl ester
methyl α,β-epoxy-α-methylcinnamate
Conditions | Yield |
---|---|
With sodium hydride In diethyl ether Yield given; |
(2S,3S)-2-Hydroxy-3-methanesulfonyloxy-2-methyl-3-phenyl-propionic acid methyl ester
methyl α,β-epoxy-α-methylcinnamate
Conditions | Yield |
---|---|
With sodium hydride In diethyl ether Yield given; |
benzaldehyde
methyl α,β-epoxy-α-methylcinnamate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) EtMgBr / 1.) THF, -78 deg C, 10 min View Scheme |
methyl (syn-2,3-dihydroxy-2-methyl-3-phenyl)propionate
methyl α,β-epoxy-α-methylcinnamate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: pyridine / 1.) overnight; 2.) 0 deg C, 1 h 2: NaH in mineral oil / diethyl ether View Scheme |
(2RS,3RS)-2-methyl-2,3-dihydroxybenzenepropanoate
methyl α,β-epoxy-α-methylcinnamate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: pyridine / 1.) overnight; 2.) 0 deg C, 1 h 2: NaH in mineral oil / diethyl ether View Scheme |
methyl α,β-epoxy-α-methylcinnamate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: K2CO3 / methanol / 3 h / Ambient temperature 2: pyridine / 1.) overnight; 2.) 0 deg C, 1 h 3: NaH in mineral oil / diethyl ether View Scheme | |
Multi-step reaction with 3 steps 1: K2CO3 / methanol / 3 h / Ambient temperature 2: pyridine / 1.) overnight; 2.) 0 deg C, 1 h 3: NaH in mineral oil / diethyl ether View Scheme |
α-methylcinnamic acid
methyl α,β-epoxy-α-methylcinnamate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: thionyl chloride / 3 h / 20 °C 2: 3-chloro-benzenecarboperoxoic acid / tetrachloromethane / 3 h / Reflux View Scheme |
methyl α,β-epoxy-α-methylcinnamate
4-chlorobenzophenone
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; | 53% |
methyl α,β-epoxy-α-methylcinnamate
phenyl chloroformate
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; | 51% |
chloro-trimethyl-silane
methyl α,β-epoxy-α-methylcinnamate
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; | A 21% B 46% |
methyl α,β-epoxy-α-methylcinnamate
tributyltin chloride
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; | 42% |
methyl α,β-epoxy-α-methylcinnamate
chloroformic acid ethyl ester
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; Concentration; Temperature; | 42% |
benzophenone
methyl α,β-epoxy-α-methylcinnamate
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; | 41% |
methyl α,β-epoxy-α-methylcinnamate
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; | A 37% B 30% |
methyl α,β-epoxy-α-methylcinnamate
9-fluorenone
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; | 31% |
methyl α,β-epoxy-α-methylcinnamate
cyclohexanone
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; | 30% |
methyl α,β-epoxy-α-methylcinnamate
cyclopentanone
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; | 29% |
methyl α,β-epoxy-α-methylcinnamate
acetone
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; | 29% |
methyl α,β-epoxy-α-methylcinnamate
2,4-dimethylpentan-3-one
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; | 28% |
methyl α,β-epoxy-α-methylcinnamate
cyclopropyl phenyl ketone
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 5h; | 19% |
methyl α,β-epoxy-α-methylcinnamate
1-phenyl-acetone
Conditions | Yield |
---|---|
Stage #1: methyl α,β-epoxy-α-methylcinnamate With sodium hydroxide In toluene for 1h; Stage #2: With hydrogenchloride In toluene at 60 - 95℃; for 5h; pH=2.5; Further stages.; |
methyl α,β-epoxy-α-methylcinnamate
9-fluorenone
A
9'-hydroxy-9H,9'H-[1,9'-bifluoren]-9-one
Conditions | Yield |
---|---|
With 2,2,6,6-tetramethylpiperidinyl-lithium In tetrahydrofuran at -78℃; |
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