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:2475-33-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryThe 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
Cas:2475-33-4
Min.Order:1
Negotiable
Type:Other
inquiryDark brown powder. Insoluble in water, xylene (cold), slightly soluble in tetrahydronaphthalene (hot), xylene (hot). It is greenish-gray in concentrated sulfuric acid and produces a brown precipitate after dilution. In the insurance powder alkaline s
Cas:2475-33-4
Min.Order:50 Kilogram
FOB Price: $3.6 / 4.2
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
Cas:2475-33-4
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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:2475-33-4
Min.Order:1 Kilogram
FOB Price: $8.0 / 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:2475-33-4
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
Vat Brown 1 CAS:2475-33-4 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:2475-33-4
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
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
Cas:2475-33-4
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryOur Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
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
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:2475-33-4
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryVAT BROWN 1;16,23-dihydronaphth[2',3':6,7]indolo[2,3-c]dinaphtho[2,3-a:2'3'-i]carbazole-5,10,15 ,17,22,24-hexone;Vat Brown BR Powder;Naphth2,3:6,7indolo2,3-cdinaphtho2,3-a:2,3-icarbazole-5,10,15,17,22,24-hexone, 16,23-dihydro-;CIVAT
Cas:2475-33-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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:2475-33-4
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
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:2475-33-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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:2475-33-4
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
We 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:2475-33-4
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
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
1.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
TAIHO 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
1. Product advantages? High purity, all above 98.5%, no impurities after dissolution? We will test each batch to ensure quality? OEM and private brand services designed for free? Various cap colors available? We can also provide MT1 peptide powder2.
Vat Brown 1Appearance:powder Storage:Store in dry, dark and ventilated place Package:Depended Application:2475-33-4 Transportation:by air or by sea
high 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
Vat brown 1 CAS NO.2475-33-4 Application:Vat brown 1 CAS NO.2475-33-4
Appearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
Best quality with low priceAppearance:Fine, dark brown to black crystalline powder with a slight odor Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
1,4-bis-(1-anthraquinonylamino)anthraquinone
16,23-dihydro-naphtho[2',3':6,7]indolo[2,3-c]dinaphtho[2,3-a;2',3'-i]carbazole-5,10,15,17,22,24-hexaone
Conditions | Yield |
---|---|
With pyridine; aluminium trichloride at 125 - 130℃; Reinigung durch Behandeln des Reaktionsprodukts mit alkal. Natriumhypochlorit-Loesung; | |
With titanium tetrachloride | |
With aluminium trichloride |
16,23-dihydro-naphtho[2',3':6,7]indolo[2,3-c]dinaphtho[2,3-a;2',3'-i]carbazole-5,10,15,17,22,24-hexaone
Conditions | Yield |
---|---|
With titanium tetrachloride | |
With aluminium trichloride | |
With aluminium trichloride | |
With titanium tetrachloride |
16,23-dihydro-naphtho[2',3':6,7]indolo[2,3-c]dinaphtho[2,3-a;2',3'-i]carbazole-5,10,15,17,22,24-hexaone
Conditions | Yield |
---|---|
With pyridine; aluminum (III) chloride Heating; Large scale; |
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