Shanghai 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:305-01-1
Min.Order:100 Kilogram
FOB Price: $100.0 / 150.0
Type:Other
inquiryAs a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:305-01-1
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:305-01-1
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryThe company has a professional R & D team, mature technology, very competitive prices and stable high quality products for customers to order high quality and low price product efforts! Appearance:Light yellow powder Storage:Sealed, dry, mi
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
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Cas:305-01-1
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
Name:Esculetin Alias:Horse chestnut extract English Name: Esculetin CAS No.305-01-1 Molecular formula:C9H6O4 Molecular weight:178.14 Packaging Specification: 25kg/drum high purity 99%min stock Hubei DiBo Chemical Co., Ltd. was founded in
Cas:305-01-1
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
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:305-01-1
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
inquiryHenan Tianfu Chemical Co., Ltd. is located in Zhengzhou High-tech Development Zone with import and export license. We passed ISO 9001:2008 in 2009, and won "High-tech Enterprise" by provincial government in 2013.The objective of the com
Cas:305-01-1
Min.Order:1 Gram
FOB Price: $1000.0
Type:Lab/Research institutions
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:305-01-1
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryProduct name: 6,7-Dihydroxycoumarin CAS No.: 305-01-1 Molecular formula C9H6O4 Appearance: White to light yellow crystal Melting point: 269℃
1.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:305-01-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryEsculetin CAS:305-01-1 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, s
Cas:305-01-1
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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Cas:305-01-1
Min.Order:500 Kilogram
FOB Price: $1.0 / 2.0
Type:Lab/Research institutions
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:305-01-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
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Cas:305-01-1
Min.Order:1 Kilogram
FOB Price: $30.0 / 50.0
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
Our 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
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
Why Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu
Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
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
Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
GMP 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,
factory?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
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
Shandong 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
Conditions | Yield |
---|---|
With hydrogen; palladium 10% on activated carbon In methanol Product distribution / selectivity; | 100% |
Conditions | Yield |
---|---|
With sulfuric acid for 2h; Heating; | 85% |
Stage #1: malic acid; 1,2,4-triacetoxybenzene With sulfuric acid at 100℃; for 2h; Stage #2: With acetic acid at 120℃; for 18h; | 78% |
With sulfuric acid at 80℃; for 1.5h; | 65% |
Conditions | Yield |
---|---|
Stage #1: ayapin; aluminum tri-bromide In ethanethiol at 0 - 20℃; Stage #2: With hydrogenchloride In water at 0 - 20℃; Product distribution / selectivity; | 84.4% |
aesculetin
Conditions | Yield |
---|---|
With water; acetic acid Product distribution / selectivity; | 83.7% |
With hydrogenchloride; water at 120℃; for 2h; Product distribution / selectivity; | 72% |
Conditions | Yield |
---|---|
With sodium acetate In N,N-dimethyl-formamide at 180℃; for 5h; Product distribution / selectivity; | 80% |
Conditions | Yield |
---|---|
With aluminium(III) iodide In acetonitrile at 80℃; for 18h; | 77% |
Conditions | Yield |
---|---|
With phenolase 1.) sodium phosphate buffer pH=6.6, room temp., 40 min; 2.) boiling, 3 min; | 40 mg |
Conditions | Yield |
---|---|
With sulfuric acid | |
With citrate buffer; phosphate buffer; soybean β-glucosidase at 40℃; pH=5.0; Enzyme kinetics; | |
With β-cyclodextrin dicyanohydrin; Fe(III) ammonium citrate In phosphate buffer at 25 - 60℃; pH=8.0; Kinetics; |
Conditions | Yield |
---|---|
With sulfuric acid hydrolysis; |
4-(N,N-dimethylamino)phenol
A
aesculetin
B
4-(N,N-dimethylamino)phenoxyl radical
Conditions | Yield |
---|---|
With potassium hydroxide In water Equilibrium constant; Irradiation; |
Conditions | Yield |
---|---|
With acetate buffer; β-glucosidase at 37℃; | |
With MES buffer; β-glucosidase at 37℃; for 0.5h; pH=7.0; | |
With naringinase from Aspergillus aculeatus JMUdb058 In aq. buffer at 50 - 100℃; for 0.583333h; pH=4; Kinetics; Enzymatic reaction; | |
With water; acetic acid In ethanol at 150℃; under 15201 Torr; for 1h; pH=2.6; Reagent/catalyst; Microwave irradiation; Sealed tube; |
aesculetin
Conditions | Yield |
---|---|
With diluted acid | |
With emulsin | |
With hydrogenchloride Behandeln mit Wasser, in Alkohol und mit Bleiacetat; anschliessend Behandeln mit Alkohol, Wasser und Schwefelwasserstoff; | |
durch Spaltung mit Aesculase; |
aesculetin
Conditions | Yield |
---|---|
With sulfuric acid |
aesculetin
Conditions | Yield |
---|---|
trockne Destillation; |
Conditions | Yield |
---|---|
With sodium acetate at 170 - 180℃; Verseifen der erhaltenen Diacetylverbindung; |
7-hydroxy-6-methoxy-2H-1-benzopyran-2-one
hydrogen iodide
A
aesculetin
B
methyl iodide
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1) K2CO3, 2) 5percent H2SO4 / acetone 2: AlCl3 View Scheme |
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