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:4981-66-2
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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
Cas:4981-66-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
Cas:4981-66-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryZhenyu 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:4981-66-2
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryShandong 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
Cas:4981-66-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
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:4981-66-2
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryhight degree of purity Application:Fine chemical intermediates, used as the main raw material for zinc oxihe synthesis of various pesticides, medicines, surfactants, polymer monomers, nnd nntifungal agents
Our?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?present
We 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:Chemical intermediate
We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white crystals powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Our mission is to provide high-quality and innovative products to our customers. By offering a broad range of products, custom synthesis and personalized services, Bide can help scientists speeding up their research in the chemical and pharmaceutical
1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:4981-66-2
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiryfactory,reasonable price Appearance:detailed see specifications Storage:Store in dry, dark and ventilated place. Package:according to the clients requirement Application:pharmaceutical intermediates Transportation:by courier,air or sea Port:S
≥99%, stock Storage:Room temperature. Application:OLED Transportation:by air, by sea
Comprehensive range product, High quality, Quick shippment, COA with spectras Package:250mg Application:pharmaceutical industry, food industry, research
9,10-Dihydroxyanthracene
9,10-Dihydroxyanthracene
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide electrolysis in 0.2M KClO4 with mercury pool working electrode, Ag/0.1M AgNO3 reference electrode, Pt counter electrode, potential -1.95 V; | 88% |
Conditions | Yield |
---|---|
With lead dioxide; acetic acid anschl. mit NaOH; |
Conditions | Yield |
---|---|
With water Darst.; |
ethanol
9,10-phenanthrenequinone
A
9,10-Dihydroxyanthracene
B
acetaldehyde
Conditions | Yield |
---|---|
Irradiation; |
9,10-phenanthrenequinone
A
9,10-Dihydroxyanthracene
B
9,10-diphenylanthracene
C
anthranol
9,10-phenanthrenequinone
A
9,10-dihydroanthracene
B
9,10-Dihydroxyanthracene
C
anthracen-9(10H)-one
Conditions | Yield |
---|---|
Elektrochemische Reduktion; |
Conditions | Yield |
---|---|
With 2-Picolinic acid; tert.-butylhydroperoxide; air; ferric nitrate In pyridine; acetic acid at 20℃; for 1h; | A 0.38 mmol B 0.87 mmol |
With 2-Picolinic acid; tert.-butylhydroperoxide; ferric nitrate In pyridine; acetic acid at 20℃; for 1h; Product distribution; Mechanism; variation of reagents and reaction conditions; | A 0.56 mmol B 1.30 mmol |
anthracen-9(10H)-one
A
9,10-Dihydroxyanthracene
B
9,10-phenanthrenequinone
Conditions | Yield |
---|---|
With perchloric acid; copper(II) ion In water; acetonitrile at 83℃; Rate constant; |
Conditions | Yield |
---|---|
In ethanol Quantum yield; Ambient temperature; Irradiation; different irradiation wavelengths, different products; |
Conditions | Yield |
---|---|
In ethanol Quantum yield; Ambient temperature; Irradiation; different irradiatione wavelengths, different product; |
1,8-dibromoanthraquinone
9,10-Dihydroxyanthracene
Conditions | Yield |
---|---|
In ethanol Quantum yield; Ambient temperature; Irradiation; different irradiation wavelengths, different products; |
Dikalium-9,10-dihydroxyanthracendischwefelsaeureester
9,10-Dihydroxyanthracene
Conditions | Yield |
---|---|
In ethanol Quantum yield; Mechanism; Ambient temperature; Irradiation; deoxygenated solutions, E(excit.), further solvent and temp.; |
tetralin
9,10-phenanthrenequinone
A
1,2-Dihydronaphthalene
B
9,10-Dihydroxyanthracene
Conditions | Yield |
---|---|
at 295℃; Mechanism; other hydrogen donors and acceptors; kinetic isotope effects; |
9,10-phenanthrenequinone
A
9,10-Dihydroxyanthracene
B
9,10-dihydro-9,10-dihydroxyanthracene
Conditions | Yield |
---|---|
With lithium dihydrido borata-bicyclo[3.3.0]nonane In tetrahydrofuran at 15℃; for 1h; Product distribution; | |
With lithium dihydrido borata-bicyclo[3.3.0]nonane In tetrahydrofuran at 15℃; for 1h; Yield given. Yields of byproduct given; | |
With triethylamine alane In tetrahydrofuran for 6h; |
Conditions | Yield |
---|---|
In diphenylether at 200℃; Thermodynamic data; Rate constant; ΔH(excit.), ΔS(excit.); |
Conditions | Yield |
---|---|
Hydrogenation; |
sulfuric acid
9,10-phenanthrenequinone
A
9,10-Dihydroxyanthracene
B
anthracen-9(10H)-one
9,10-phenanthrenequinone
A
9,10-Dihydroxyanthracene
B
anthracene
C
cis-9,10-dihydroanthracene-9,10-diol
Conditions | Yield |
---|---|
With pyridine In tetrahydrofuran at 65℃; for 20h; | 78% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In benzene for 1h; Heating; | 77% |
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl acetamide at 60℃; for 2h; | 65% |
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl acetamide at 60℃; for 2h; Inert atmosphere; | 58% |
chloro-trimethyl-silane
9,10-Dihydroxyanthracene
9,10-bis(trimethylsilyloxy)anthracene
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide for 12h; Heating; | 49% |
With 1,1,1,3,3,3-hexamethyl-disilazane In dichloromethane for 8h; |
Conditions | Yield |
---|---|
With sodium hydroxide In N,N-dimethyl acetamide; water at 60℃; for 5h; Inert atmosphere; | 45% |
1-iodopropan-3-ol
9,10-Dihydroxyanthracene
9,10-bis(3-hydroxypropyloxy)anthracene
Conditions | Yield |
---|---|
Stage #1: 9,10-Dihydroxyanthracene With sodium hydroxide In dichloromethane for 0.166667h; Stage #2: 1-iodopropan-3-ol In dichloromethane; water at 20℃; for 16h; Further stages.; | 32% |
at 20℃; for 12h; |
Conditions | Yield |
---|---|
With ammonium hydroxide at 150℃; under 18387.7 - 20594.2 Torr; |
Conditions | Yield |
---|---|
With ethanol; platinum | |
With diethyl ether; platinum | |
With hydrogen iodide; acetic acid | |
With air In ethanol | |
With cobalt(III) phosphide In tetrahydrofuran-d8 at 20℃; for 24h; Catalytic behavior; |
9,10-Dihydroxyanthracene
A
anthracen-9(10H)-one
B
9,10-phenanthrenequinone
Conditions | Yield |
---|---|
With sulfuric acid |
9,10-Dihydroxyanthracene
benzoyl chloride
9,10-bis-benzoyloxy-anthracene
Conditions | Yield |
---|---|
With alkali |
9,10-Dihydroxyanthracene
Dikalium-9,10-dihydroxyanthracendischwefelsaeureester
Conditions | Yield |
---|---|
With pyridine; chlorosulfonic acid; potassium hydroxide 2.) H2O, pH=10; Yield given; |
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