Lonwin Industry group limited as a professional manufactor & exporter of chemical materials ,we totally haver more than 270 stuffs, we have been on this line for more than 9 years. Our chemical materials are exported to lot of countries
Cas:15086-94-9
Min.Order:0 Metric Ton
Negotiable
Type:Other
inquiryDayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
Cas:15086-94-9
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:15086-94-9
Min.Order:1
Negotiable
Type:Other
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:15086-94-9
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
Cas:15086-94-9
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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:15086-94-9
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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
Cas:15086-94-9
Min.Order:1 Kilogram
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:15086-94-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHigh purity 15086-94-9 lowest price Solvent Red 43 manufacturer according to the 2015 edition of "cosmetic safety technical specification", brominated fluorescein cosmetic dyes include 4 ',5'-dibromofluorescein, 2 ',4',5 &
Cas:15086-94-9
Min.Order:1 Gram
Negotiable
Type:Other
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
Cas:15086-94-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryProduct name: Eosin Y(Alcohol Soluble) CAS No.:15086-94-9 Molecule Formula:C20H6Br4Na2O5 Molecule Weight:691.85 Purity: 99.0% Package: 25kg/drum Description:Pink powder Manufacture Standards:Enterprise Standard TESTING ITEMS
Cas:15086-94-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe are leading fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...)
Cas:15086-94-9
Min.Order:1 Kilogram
FOB Price: $5.0
Type:Lab/Research institutions
inquiryHigh quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle
Cas:15086-94-9
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: Solvent Red 43 Synonyms: BROMO ACID J;BROMO ACID J TS, XL, OR XX;BROMOFLUORESCEIN;BRONZE BROMO ES;EOSIN Y;EOSIN Y DISODIUM SALT;EOSIN YELLOWISH WATER-SOLUBLE;EOSIN YELLOWISH Y CAS: 15086-94-9 MF: C20H8Br4O5 MW: 647.89 EINECS
Cas:15086-94-9
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquirySolvent Red 43 Basic information Product Name: Solvent Red 43 Synonyms: BROMO ACID J;BROMO ACID J TS, XL, OR XX;BROMOFLUORESCEIN;BRONZE BROMO ES;EOSIN Y;EOSIN Y DISODIUM SALT;EOSIN YELLOWISH WATER-SOLUBLE;EOSIN YELLOWISH Y CAS: 15086-94-9 M
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:15086-94-9
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:15086-94-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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:15086-94-9
Min.Order:0
Negotiable
Type:Other
inquiryAcmec 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:15086-94-9
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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:Beijing or Guangzhou
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
Cas:15086-94-9
Min.Order:0
Negotiable
Type:Manufacturers
inquiryhemical Name Solvent Red 43 Synonyms 2',4',5',7'-Tetrabromofluorescein; 3,6-Dihydroxy-2,4,5,7-tetrabromospiro(xanthene-9,3'-phthalide); 2',4',5',7'-Tetrabromo-3&#
Cas:15086-94-9
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Other
inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
Cas:15086-94-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support
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
Solvent Red 43 cas 15086-94-9Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Best quality with low priceAppearance:orange-brown powder Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
Cas:15086-94-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryfluorescein
eosin y
Conditions | Yield |
---|---|
With Oxone; sodium bromide at 200℃; for 12h; | 100% |
With sodium hypochlorite; hydrogen bromide; sodium sulfite In 2-methyltetrahydrofuran; water at 20℃; for 3h; Flow reactor; | 78% |
With ethanol; bromine |
fluorescein disodium salt
eosin y
Conditions | Yield |
---|---|
With N-Bromosuccinimide In ethanol at 20℃; for 0.5h; | 89% |
Conditions | Yield |
---|---|
With zinc(II) chloride |
3,5-dibromo-2'-carboxy-2,4-dihydroxybenzophenone
(E)-3-Ureido-but-2-enoic acid ethyl ester
A
phthalic anhydride
B
eosin y
Conditions | Yield |
---|---|
at 230 - 240℃; |
3,5-dibromo-2'-carboxy-2,4-dihydroxybenzophenone
A
phthalic anhydride
B
eosin y
Conditions | Yield |
---|---|
With zinc(II) chloride at 235 - 240℃; im Wasserstoffstrom; |
3,3-bis-(3,4-dihydroxy-phenyl)-3H-isobenzofuran-1-one
3,5-dibromo-4-hydroxysalicylic acid
(E)-3-Ureido-but-2-enoic acid ethyl ester
eosin y
Conditions | Yield |
---|---|
at 170℃; |
eosine
eosin y
Conditions | Yield |
---|---|
In 1,4-dioxane Equilibrium constant; Investigation of the effect of various organic solvents.; |
fluorescein sodium salt
eosin y
Conditions | Yield |
---|---|
With potassium bromate; sulfuric acid; potassium bromide In water; acetone for 2h; | 1.15 g |
Conditions | Yield |
---|---|
at 150℃; |
3,5-dibromo-4-hydroxysalicylic acid
eosin y
Conditions | Yield |
---|---|
With zinc(II) chloride at 170℃; |
3,5-dibromo-4-hydroxysalicylic acid
eosin y
Conditions | Yield |
---|---|
at 170℃; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: zinc chloride 2: glacial acetic acid; bromine View Scheme | |
Multi-step reaction with 2 steps 1: 195 - 200 °C 2: glacial acetic acid; bromine View Scheme |
2-(2,4-dihydroxybenzoyl)benzoic acid
eosin y
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: beim Erhitzen ueber den Schmelzpunkt 2: glacial acetic acid; bromine View Scheme | |
Multi-step reaction with 2 steps 2: glacial acetic acid; bromine View Scheme |
3,5-dibromo-4-hydroxysalicylic acid
eosin y
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: water 2: zinc chloride View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: zinc chloride 2: glacial acetic acid; bromine View Scheme | |
Multi-step reaction with 2 steps 2: glacial acetic acid; bromine View Scheme | |
Multi-step reaction with 2 steps 1: 195 - 200 °C 2: glacial acetic acid; bromine View Scheme |
Eosin Y
eosin y
Conditions | Yield |
---|---|
With hydrogenchloride; aluminum oxide for 3h; |
3,7-dihydro-1,3,7-trimethyl-1H-purine-2,6-dione
eosin y
Conditions | Yield |
---|---|
In ethanol; water for 0.5h; | 70% |
Conditions | Yield |
---|---|
With 4-methyl-morpholine; 4-(4,6-dimethoxy-1,3,5-triazin-2-yl)-4-methylmorpholinium chloride In water at 20℃; for 3h; | 67% |
eosin y
Conditions | Yield |
---|---|
With barium hydroxide octahydrate In water at 20℃; for 0.166667h; Sonication; | 51% |
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 80℃; for 24h; Inert atmosphere; | 50% |
eosin y
Conditions | Yield |
---|---|
Stage #1: eosin y In water at 20℃; for 0.166667h; Sonication; Stage #2: With copper(II) acetate monohydrate In water at 20℃; for 12h; | 38% |
acetyl chloride
eosin y
(6'-acetoxy-2′,4′,5′,7′-tetrabromo-3-oxo-spiro[isobenzofuran-1,9′-xanthene]-3′-yl) acetate
Conditions | Yield |
---|---|
With pyridine; dmap In dichloromethane for 1h; | 37% |
eosin y
Conditions | Yield |
---|---|
Stage #1: eosin y In water at 20℃; for 0.166667h; Sonication; Stage #2: With silver(I) acetate In water at 20℃; for 12h; | 32% |
eosin y
Conditions | Yield |
---|---|
Stage #1: eosin y In water at 20℃; for 0.166667h; Sonication; Stage #2: With lead acetate In water at 20℃; for 12h; | 16% |
eosin y
Conditions | Yield |
---|---|
Stage #1: eosin y In water at 20℃; for 0.166667h; Sonication; Stage #2: With gadolinium(III) acetate trihydrate In water at 20℃; for 12h; | 12% |
methanol
eosin y
2-(2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)-benzoic acid methyl ester
Conditions | Yield |
---|---|
With sulfuric acid | |
With sulfuric acid |
Conditions | Yield |
---|---|
Einwirkung von Sonnenlicht; |
Conditions | Yield |
---|---|
With sulfuric acid |
acetic anhydride
eosin y
(6'-acetoxy-2′,4′,5′,7′-tetrabromo-3-oxo-spiro[isobenzofuran-1,9′-xanthene]-3′-yl) acetate
Conditions | Yield |
---|---|
at 140℃; | |
for 5h; Reflux; |
Conditions | Yield |
---|---|
Irradiation; |
BIGUANIDE
eosin y
Conditions | Yield |
---|---|
at 180 - 200℃; |
Conditions | Yield |
---|---|
Sonnenlicht, unter CO2.Irradiation; |
eosin y
2',7'-dibromo-3',6'-dihydroxy-spiro[phthalan-1,9'-xanthen]-3-one
Conditions | Yield |
---|---|
With 1,4-dioxane; hydrogenchloride; acetic acid Reagens 4: Zinn(II)-chlorid; |
eosin y
2',4',5',7'-tetrabromo-3',6'-dichloro-spiro[phthalan-1,9'-xanthen]-3-one
Conditions | Yield |
---|---|
With phosphorus pentachloride at 100℃; |
eosin y
2,7-dinitro-4,5-dibromofluorescein
Conditions | Yield |
---|---|
With ethanol; nitric acid |
eosin y
eosine
Conditions | Yield |
---|---|
In 1,4-dioxane Equilibrium constant; Investigation of the effect of various organic solvents.; |
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