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:145-48-2
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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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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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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
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inquiry1,4-Dihydroxyanthraquinone-2-sulfonic acid CAS:145-48-2 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
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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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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
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inquiryJ&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
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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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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
Cas:145-48-2
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inquiry1,4-Dihydroxyanthraquinone-2-sulfonic acid 9,10-dihydro-1,4-dihydroxy-9,10-dioxoanthracene-2-sulphonic acid;1,4-DIHYDROXYANTHRAQUINONE-2-SULFONIC ACID;RUFIANIC ACID;QUINIZARINSULFONIC ACID;2-Quinizarinsulfonic acid;9,10-Dihydro-1,4-dihydroxy-9,10
Product name:1,4-Dihydroxyanthraquinone -2-sulfoacid CAS No.: 145-48-2 Molecular formula: C14H8O7S Molecular weight: 320.22 Appearance: Scarlet powdery crystal Content:≥95% Water content: ≤1% Packing: 40kg cardboard drum(or on t
Cas:145-48-2
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inquiryfactory?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
Cas:145-48-2
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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:145-48-2
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inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:145-48-2
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inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Cas:145-48-2
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inquiryWe are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
Cas:145-48-2
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inquiryhigh 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
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inquiryR & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
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inquiry1.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 customers562.Safe and fa
Cas:145-48-2
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inquiryTAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
Cas:145-48-2
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
Cas:145-48-2
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inquirybest seller Application:API
Cas:145-48-2
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inquiry1,4-Dihydroxyanthraquinone-2-sulfonic acidAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:It is an important raw material and intermediate used in Organic Synthesis, Pharmaceutica
Cas:145-48-2
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China
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inquiry1,4-Dihydroxyanthraquinone-2-sulfonic acid CAS 145-48-2 Application:1,4-Dihydroxyanthraquinone-2-sulfonic acid CAS 145-48-2
Cas:145-48-2
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Type:Other
inquirybest seller Application:API
Cas:145-48-2
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inquiry1,4-Dihydroxyanthraquinone-2-sulfonic acid cas 145-48-2Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:145-48-2
Min.Order:0
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Type:Other
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
1,4-Dihydroxyanthraquinone-2-sulfonic acid CAS 145-48-2 Storage:Dry, ventilated Application:1,4-Dihydroxyanthraquinone-2-sulfonic acid CAS 145-48-2 Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to
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inquiryA
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
B
1-amino-4-hydroxy-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid
Conditions | Yield |
---|---|
With dipotassium peroxodisulfate In water at 65℃; for 7h; pH=3.0 - 5.5; Product distribution; | A 5% B n/a C 40% D 8% |
1,4-dihydroxy-9,10-anthracenedione
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
Conditions | Yield |
---|---|
With manganese(IV) oxide; water; sodium sulfite | |
With manganese(IV) oxide; potassium sulfite; water | |
With water; copper(II) oxide; sodium sulfite | |
With sulfuric acid at 150℃; | |
With sulfuric acid; sulfur trioxide at 140℃; |
1,4-dihydroxy-9,10-anthracenedione
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
1,4-dihydroxy-9,10-anthracenedione
water
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
Conditions | Yield |
---|---|
durch Reduktion und Ersatz der Amino-Gruppe durch die Hydroxyl-Gruppe; |
1,4-dihydroxy-9,10-dioxo-2-anthracenesulfonic acid sodium salt
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid; water pH=7; |
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
Conditions | Yield |
---|---|
Stage #1: 1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid; [CoIII(tris(2-pyridylmethyl)amine)Cl2]Cl With potassium hydroxide In water at 70℃; for 4h; Stage #2: sodium perchlorate In propan-1-ol; water at 4℃; | 63% |
[Co(tris(2-aminoethyl)amine)Cl2]Cl
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
Conditions | Yield |
---|---|
Stage #1: [Co(tris(2-aminoethyl)amine)Cl2]Cl; 1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid With potassium hydroxide In methanol at 60℃; Stage #2: ammonium hexafluorophosphate Reflux; | 48% |
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
1,4-dihydroxy-9,10-anthracenedione
Conditions | Yield |
---|---|
With hydrogenchloride; tin(ll) chloride bei gewoenlicher Temperatur und Behandlung des Reaktionsprodukts mit warmem Wasser; | |
With sodium dithionite; tin(ll) chloride bei gewoenlicher Temperatur und Behandlung des Reaktionsprodukts mit warmem Wasser; | |
With sodium dithionite; water at 95 - 100℃; | |
With sodium dithionite; water at 95 - 100℃; |
morpholine
formaldehyd
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
1,4-dihydroxy-2-morpholin-4-ylmethyl-anthraquinone
Conditions | Yield |
---|---|
With sodium dithionite In ethanol; water |
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
Conditions | Yield |
---|---|
In water at 25℃; Mechanism; effect of height of the mercury column, pH, concentration, temperature; |
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
hydrogenchloride
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
hexaaquairon(III)
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
Conditions | Yield |
---|---|
With perchloric acid; sodium perchlorate In water Kinetics; 25°C, in O.5 M NaClO4/HClO4; stopped-flow kinetic studies; |
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
Conditions | Yield |
---|---|
With hydrogenchloride; zinc In water at 47℃; for 3h; Temperature; Autoclave; |
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydrogenchloride; zinc / water / 3 h / 47 °C / Autoclave 2: ammonium hydroxide / 46 - 85 °C / Autoclave View Scheme |
1,4-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
1-amino-4 (ethylamino)-9,10-anthraquinone-2-sulfonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: hydrogenchloride; zinc / water / 3 h / 47 °C / Autoclave 2: ammonium hydroxide / 46 - 85 °C / Autoclave 3: zinc(II) chloride / 63 °C View Scheme |
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