As 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:482-44-0
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:482-44-0
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:482-44-0
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
inquiryName:Baizhi Extract Alias:Angelica Root Extract English Name: Baizhi Extract,Angelica Root Extract;Imperatorin CAS No.482-44-0 Molecular formula:C16H14O4 Molecular weight:270.2876 Packaging Specification: 25kg/drum high purity 99%min stock
Cas:482-44-0
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
inquiryOur 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:482-44-0
Min.Order:1 Metric Ton
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:482-44-0
Min.Order:1 Kilogram
FOB Price: $3.0 / 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:482-44-0
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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
About Product Details Items Specifications Test Results Appearance White to white crystalline powde
Cas:482-44-0
Min.Order:500 Kilogram
FOB Price: $1.0 / 2.0
Type:Lab/Research institutions
inquiryImperatorin CAS:482-44-0 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:482-44-0
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
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
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
Cas:482-44-0
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
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:482-44-0
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
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,
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
Zhenyu 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:482-44-0
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquirySAGECHEM 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:482-44-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryThe quality is guaranteed. If you find the product is wrong compared with COA, we promise 100% refund or change product. COA and HPLC will be shipped out with goods. You can also inform your analysis method and we will follow your analysis me
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
Superior 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
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
Cas:482-44-0
Min.Order:0
Negotiable
Type:Other
inquiry1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
Why is SINOWAY:1) Specialized in pharmaceutical and healthcare industrial since 19872) 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 . Application:Herbal extr
Cas:482-44-0
Min.Order:0
Negotiable
Type:Trading Company
inquiryHangzhou Dingyan Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. We could give you: 1.Best quality in your re
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium carbonate In acetone for 0.5h; Heating; | 77% |
Conditions | Yield |
---|---|
With sodium carbonate In N,N-dimethyl-formamide at 50℃; for 5h; | 58.7% |
With methanol; diethyl ether; sodium methylate | |
Williamson Ether Synthesis; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: boron tribromide / dichloromethane / 4 h / 10 °C 2: sodium carbonate / N,N-dimethyl-formamide / 5 h / 50 °C View Scheme |
Conditions | Yield |
---|---|
With hydrogenchloride In methanol; water | 100% |
With ferrous(II) sulfate heptahydrate; dipotassium hydrogenphosphate; magnesium sulfate heptahydrate; D-glucose; potassium chloride; water; Sucrose In dimethyl sulfoxide at 27℃; for 288h; | 64% |
With hydrogenchloride In ethanol for 2h; Heating; | 7.0 g |
imperatorin
Prangenin
Conditions | Yield |
---|---|
With dihydrogen peroxide In ethanol at 0℃; for 6.66667h; γ-Irradiation; | 100% |
With 3,3-dimethyldioxirane In acetone at 0℃; for 2h; | 99% |
With 3-chloro-benzenecarboperoxoic acid In chloroform at 0℃; for 2h; | 85% |
With 3-chloro-benzenecarboperoxoic acid In chloroform at 20℃; for 2h; | 67% |
Conditions | Yield |
---|---|
With bromine In acetic acid at 20℃; for 5h; Bromination; | 98% |
Conditions | Yield |
---|---|
With nitric acid In acetic acid for 1h; Oxidation; Heating; | 70% |
Conditions | Yield |
---|---|
With 3-chloro-benzenecarboperoxoic acid In chloroform at 20℃; for 0.625h; γ-Irradiation; | A 66% B 34% |
imperatorin
A
heraclenol
B
bergapten
C
C16H20O7
D
C17H22O7
E
C16H18O6
F
C16H18O6
G
C17H20O6
H
C16H20O6
I
C16H18O6
Conditions | Yield |
---|---|
With Penicillium janthinellum AS; liquid potato medium In acetone at 27℃; for 120h; Microbiological reaction; | A 3.1% B 0.63% C 1% D 0.5% E 0.63% F 3 mg G 0.4% H 0.37% I 0.75% J 0.56% |
imperatorin
A
9-hydroxy-2,3,5,6-tetrahydro-furo[3,2-g]chromen-7-one
Conditions | Yield |
---|---|
With palladium on activated charcoal; acetic acid Hydrogenation; |
Conditions | Yield |
---|---|
With oxygen; methylene blue In methanol for 24h; Irradiation; | |
With oxygen; methylene blue In methanol for 24h; Product distribution; Mechanism; Irradiation; light and other sensitizers, effects of D2O and DABCO; further time; |
Conditions | Yield |
---|---|
In acetic acid at 25 - 30℃; for 100h; Irradiation; | A 246 mg B 23 mg |
In acetone at 25 - 30℃; for 100h; Irradiation; | A 26 mg B 25 mg |
Conditions | Yield |
---|---|
In methanol at 25 - 30℃; for 100h; Mechanism; Irradiation; different solvents; | A 73 mg B 22 mg C 11 mg |
In methanol at 25 - 30℃; for 100h; Irradiation; | A 73 mg B 22 mg C 11 mg |
Conditions | Yield |
---|---|
In various solvent(s) for 1h; Heating; | 4.6 g |
With N,N-diethylaniline for 1h; Heating; |
imperatorin
A
9-(3'-Hydroperoxy-3'-methyl-1'-butenyloxy)furo<3,2-g><1>benzopyran-7-one
B
9-(2'-Hydroperoxy-3'-methyl-3'-butenyloxy)furo<3,2-g><1>benzopyran-7-one
Conditions | Yield |
---|---|
With oxygen; 5,15,10,20-tetraphenylporphyrin In dichloromethane at -10℃; for 2.5h; Yield given. Yields of byproduct given; |
imperatorin
Conditions | Yield |
---|---|
at 200℃; under 0.5 Torr; |
imperatorin
A
9-(2'-Hydroperoxy-3'-methyl-3'-butenyloxy)furo<3,2-g><1>benzopyran-7-one
Conditions | Yield |
---|---|
With oxygen; 5,15,10,20-tetraphenylporphyrin In chloroform at 0℃; for 4h; γ-Irradiation; |
imperatorin
Dihydro-8-hydroxypsoralen
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In ethanol at 20℃; under 760 Torr; for 0.5h; |
imperatorin
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In hexane at 20℃; for 2h; |
imperatorin
(+/-)-5-(3''-bromo-2''-hydroxy-3''-methylbutanoxy)-psoralen
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 85 percent / MCPBA / CHCl3 / 2 h / 0 °C 2: 70 percent / HBr / diethyl ether; benzene / 1 h / 5 °C View Scheme |
imperatorin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 85 percent / MCPBA / CHCl3 / 2 h / 0 °C 2: 70 percent / HBr / diethyl ether; benzene / 1 h / 5 °C 3: pyridine / 24 h / Ambient temperature View Scheme |
imperatorin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 85 percent / MCPBA / CHCl3 / 2 h / 0 °C 2: 70 percent / HBr / diethyl ether; benzene / 1 h / 5 °C 3: pyridine / 24 h / Ambient temperature View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 26 mg / acetone / 100 h / 25 - 30 °C / Irradiation 2: potassium carbonate / acetone / 6 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: hydrogenchloride / water; methanol 2: potassium carbonate / acetone / Reflux; Inert atmosphere View Scheme |
imperatorin
O-acetylxanthotoxol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 26 mg / acetone / 100 h / 25 - 30 °C / Irradiation 2: 2 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: 7.0 g / dil. HCl / ethanol / 2 h / Heating 2: 2.1 g / CH3COONa / 3 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: 14.5 g / HCl / ethanol / 2 h / Heating 2: pyridine / Heating View Scheme |
imperatorin
allo-imperatorin acetate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 25 mg / acetone / 100 h / 25 - 30 °C / Irradiation 2: 2 h / Heating View Scheme |
imperatorin
9-(phenylmethoxy)-7H-furo[3,2-g][1]benzopyran-7-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 14.5 g / HCl / ethanol / 2 h / Heating 2: K2CO3 / acetone / Heating View Scheme | |
Multi-step reaction with 2 steps 1: hydrogenchloride / water; methanol 2: potassium carbonate / acetone / Reflux; Inert atmosphere View Scheme |
imperatorin
Alloimperatorin methyl ether
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: N,N-diethylaniline / 1 h / Heating 2: K2CO3 / acetone / 24 h / Heating View Scheme |
imperatorin
9-(2-propen-1-yloxy)-7H-furo[3,2-g][1]benzopyran-7-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 14.5 g / HCl / ethanol / 2 h / Heating 2: K2CO3 / acetone / Heating View Scheme | |
Multi-step reaction with 2 steps 1: hydrogenchloride / water; methanol 2: potassium carbonate / acetone / Reflux; Inert atmosphere View Scheme |
imperatorin
4-Allyl-9-hydroxy-furo[3,2-g]chromen-7-one
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 14.5 g / HCl / ethanol / 2 h / Heating 2: K2CO3 / acetone / Heating 3: N,N-diethylaniline / 1 h / Heating View Scheme |
imperatorin
4-Allyl-9-methoxy-furo[3,2-g]chromen-7-one
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 14.5 g / HCl / ethanol / 2 h / Heating 2: K2CO3 / acetone / Heating 3: N,N-diethylaniline / 1 h / Heating 4: K2CO3 / acetone / 24 h / Heating View Scheme |
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