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Lonwin Chemical Group Limited

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

Low price with good quality C.I. Solvent Red 43

Cas:15086-94-9

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem 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

Solvent Red 43

Cas:15086-94-9

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Ality Chemical Corporation

The 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

Xi'an Xszo Chem Co., Ltd.

1. 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

Factory Price Dyes Pigments Solvent Red 43 15086-94-9 Manufacturer

Cas:15086-94-9

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Chemwill Asia Co., Ltd.

Our 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

Solvent red 43 (C.I. 45380:2)

Cas:15086-94-9

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH 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

Pharmaceutical Grade CAS 15086-94-9 with competitive price

Cas:15086-94-9

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Shanghai Upbio Tech Co.,Ltd

1.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

Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,2',4',5',7'-tetrabromo-3',6'-dihydroxy- 15086-94-9

Cas:15086-94-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Company 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

2-(3,6-DIHYDROXY-2,4,5,7-TETRABROMOXANTHEN-9-YL)-BENZOIC ACID

Cas:15086-94-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

High 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 &

High purity 15086-94-9 lowest price Solvent Red 43 manufacturer

Cas:15086-94-9

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Hangzhou J&H Chemical Co., Ltd.

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

Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,2',4',5',7'-tetrabromo-3',6'-dihydroxy-

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Siwei Development Group Ltd.

Product 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

Best Quality Eosin Y(Alcohol Soluble) with good supplier

Cas:15086-94-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

We 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...)

Solvent Red 43 CAS NO.: 15086-94-9

Cas:15086-94-9

Min.Order:1 Kilogram

FOB Price: $5.0

Type:Lab/Research institutions

inquiry

Henan Kanbei Chemical Co.,LTD

High 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

Henan Tianfu Chemical Co., Ltd.

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 MF: C20H8Br4O5 MW: 647.89 EINECS

15086-94-9---Solvent Red 43

Cas:15086-94-9

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

Solvent 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

Solvent Red 43

Cas:15086-94-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

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

Solvent Red 43

Cas:15086-94-9

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

SAGECHEM 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

SAGECHEM/Solvent Red 43

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower 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

Tetrabromofluorescein

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

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

2-(3,6-dihydroxy-2,4,5,7-tetrabromoxanthen-9-yl)-benzoic aci...

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Other

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

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

Acmec Eosin Y alcohol solution 500g

Cas:15086-94-9

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high 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

TetrabroMofluorescein

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

Solvent Red 43

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Xi`an Eastling Biotech Co., Ltd.

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

Solvent Red 43

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Taiho Chemical Co.,LTD

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

2-(3,6-dihydroxy-2,4,5,7-tetrabromoxanthen-9-yl)-benzoic acid

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Henan Sinotech Import&Export Corporation

hemical 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&#

2',4',5',7'-Tetrabromofluorescein

Cas:15086-94-9

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Antimex Chemical Limied

Ansciep 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

Eosin Y, analytical grade

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Ocean Chemical Co., Ltd.

★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support

Acid Red 87

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

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

bromoeosin

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

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

Solvent Red 43 cas 15086-94-9

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Best quality with low priceAppearance:orange-brown powder Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai

2-(3,6-dihydroxy-2,4,5,7-tetrabromoxanthen-9-yl)-benzoicacid

Cas:15086-94-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

fluorescein
2321-07-5

fluorescein

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
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
518-47-8

fluorescein disodium salt

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
With N-Bromosuccinimide In ethanol at 20℃; for 0.5h;89%
phthalic anhydride
85-44-9

phthalic anhydride

2,4-dibromo-1,3-benzenediol
18011-67-1

2,4-dibromo-1,3-benzenediol

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
With zinc(II) chloride
3,5-dibromo-2'-carboxy-2,4-dihydroxybenzophenone
3341-06-8

3,5-dibromo-2'-carboxy-2,4-dihydroxybenzophenone

(E)-3-Ureido-but-2-enoic acid ethyl ester
5435-44-9, 22243-66-9

(E)-3-Ureido-but-2-enoic acid ethyl ester

A

phthalic anhydride
85-44-9

phthalic anhydride

B

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
at 230 - 240℃;
3,5-dibromo-2'-carboxy-2,4-dihydroxybenzophenone
3341-06-8

3,5-dibromo-2'-carboxy-2,4-dihydroxybenzophenone

A

phthalic anhydride
85-44-9

phthalic anhydride

B

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
With zinc(II) chloride at 235 - 240℃; im Wasserstoffstrom;
3,3-bis-(3,4-dihydroxy-phenyl)-3H-isobenzofuran-1-one
596-28-1

3,3-bis-(3,4-dihydroxy-phenyl)-3H-isobenzofuran-1-one

3,5-dibromo-4-hydroxysalicylic acid
3147-46-4

3,5-dibromo-4-hydroxysalicylic acid

(E)-3-Ureido-but-2-enoic acid ethyl ester
5435-44-9, 22243-66-9

(E)-3-Ureido-but-2-enoic acid ethyl ester

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
at 170℃;
eosine
152-75-0

eosine

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
In 1,4-dioxane Equilibrium constant; Investigation of the effect of various organic solvents.;
fluorescein sodium salt
518-47-8

fluorescein sodium salt

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
With potassium bromate; sulfuric acid; potassium bromide In water; acetone for 2h;1.15 g
sulfuric acid
7664-93-9

sulfuric acid

Eosin ethyl ester
26799-78-0

Eosin ethyl ester

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
at 150℃;
ethanol
64-17-5

ethanol

fluorescein
2321-07-5

fluorescein

bromine (4 mol)

bromine (4 mol)

eosin y
15086-94-9

eosin y

acetic acid
64-19-7

acetic acid

fluorescein
2321-07-5

fluorescein

bromine (4 mol)

bromine (4 mol)

eosin y
15086-94-9

eosin y

3,5-dibromo-4-hydroxysalicylic acid
3147-46-4

3,5-dibromo-4-hydroxysalicylic acid

pyrocatecholphthalein

pyrocatecholphthalein

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
With zinc(II) chloride at 170℃;
2,4-dibromo-1,3-benzenediol
18011-67-1

2,4-dibromo-1,3-benzenediol

ZnCl2

ZnCl2

A

phthalic anhydride
85-44-9

phthalic anhydride

B

eosin y
15086-94-9

eosin y

3,5-dibromo-4-hydroxysalicylic acid
3147-46-4

3,5-dibromo-4-hydroxysalicylic acid

pyrocatecholphthalein

pyrocatecholphthalein

ZnCl2

ZnCl2

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
at 170℃;
phthalic anhydride
85-44-9

phthalic anhydride

activated aluminium

activated aluminium

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
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
2513-33-9

2-(2,4-dihydroxybenzoyl)benzoic acid

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
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
3147-46-4

3,5-dibromo-4-hydroxysalicylic acid

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: water
2: zinc chloride
View Scheme
recorcinol
108-46-3

recorcinol

phenoldiazonium chloride-(4)

phenoldiazonium chloride-(4)

eosin y
15086-94-9

eosin y

Conditions
ConditionsYield
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
Conditions
ConditionsYield
With hydrogenchloride; aluminum oxide for 3h;
3,7-dihydro-1,3,7-trimethyl-1H-purine-2,6-dione
58-08-2

3,7-dihydro-1,3,7-trimethyl-1H-purine-2,6-dione

eosin y
15086-94-9

eosin y

C8H10N4O2*2H2O*C20H8Br4O5

C8H10N4O2*2H2O*C20H8Br4O5

Conditions
ConditionsYield
In ethanol; water for 0.5h;70%
6-monodeoxy-6-monoamino-β-cyclodextrin hydrochloride

6-monodeoxy-6-monoamino-β-cyclodextrin hydrochloride

eosin y
15086-94-9

eosin y

C62H76Br4NO38(1-)*Na(1+)

C62H76Br4NO38(1-)*Na(1+)

Conditions
ConditionsYield
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
15086-94-9

eosin y

eosin Y barium(II) salt

eosin Y barium(II) salt

Conditions
ConditionsYield
With barium hydroxide octahydrate In water at 20℃; for 0.166667h; Sonication;51%
1,4-dibromo-butane
110-52-1

1,4-dibromo-butane

eosin y
15086-94-9

eosin y

C28H22Br6O5

C28H22Br6O5

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 80℃; for 24h; Inert atmosphere;50%
eosin y
15086-94-9

eosin y

eosin Y copper(II) salt

eosin Y copper(II) salt

Conditions
ConditionsYield
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
75-36-5

acetyl chloride

eosin y
15086-94-9

eosin y

(6'-acetoxy-2′,4′,5′,7′-tetrabromo-3-oxo-spiro[isobenzofuran-1,9′-xanthene]-3′-yl) acetate
7284-92-6

(6'-acetoxy-2′,4′,5′,7′-tetrabromo-3-oxo-spiro[isobenzofuran-1,9′-xanthene]-3′-yl) acetate

Conditions
ConditionsYield
With pyridine; dmap In dichloromethane for 1h;37%
eosin y
15086-94-9

eosin y

eosin Y silver(I) salt

eosin Y silver(I) salt

Conditions
ConditionsYield
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
15086-94-9

eosin y

eosin Y lead(II) salt

eosin Y lead(II) salt

Conditions
ConditionsYield
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
15086-94-9

eosin y

eosin Y gadolinium(III) salt

eosin Y gadolinium(III) salt

Conditions
ConditionsYield
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
67-56-1

methanol

eosin y
15086-94-9

eosin y

2-(2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)-benzoic acid methyl ester
127424-71-9

2-(2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)-benzoic acid methyl ester

Conditions
ConditionsYield
With sulfuric acid
With sulfuric acid
ethanol
64-17-5

ethanol

3α,12α-dihydroxy-5β-chol-8(14)-en-24-oic acid
641-81-6

3α,12α-dihydroxy-5β-chol-8(14)-en-24-oic acid

eosin y
15086-94-9

eosin y

3α,12α-dihydroxy-5β-chol-14-en-24-oic acid

3α,12α-dihydroxy-5β-chol-14-en-24-oic acid

Conditions
ConditionsYield
Einwirkung von Sonnenlicht;
ethanol
64-17-5

ethanol

eosin y
15086-94-9

eosin y

Eosin ethyl ester
26799-78-0

Eosin ethyl ester

Conditions
ConditionsYield
With sulfuric acid
acetic anhydride
108-24-7

acetic anhydride

eosin y
15086-94-9

eosin y

(6'-acetoxy-2′,4′,5′,7′-tetrabromo-3-oxo-spiro[isobenzofuran-1,9′-xanthene]-3′-yl) acetate
7284-92-6

(6'-acetoxy-2′,4′,5′,7′-tetrabromo-3-oxo-spiro[isobenzofuran-1,9′-xanthene]-3′-yl) acetate

Conditions
ConditionsYield
at 140℃;
for 5h; Reflux;
2-oxo-propionic acid
127-17-3

2-oxo-propionic acid

eosin y
15086-94-9

eosin y

oxalic acid
144-62-7

oxalic acid

Conditions
ConditionsYield
Irradiation;
BIGUANIDE
56-03-1

BIGUANIDE

eosin y
15086-94-9

eosin y

2,4,5,7-tetrabromo-9-[2-(diamino-[1,3,5]triazin-2-yl)-phenyl]-6-hydroxy-xanthen-3-one

2,4,5,7-tetrabromo-9-[2-(diamino-[1,3,5]triazin-2-yl)-phenyl]-6-hydroxy-xanthen-3-one

aniline
62-53-3

aniline

eosin y
15086-94-9

eosin y

2',3',4',5',6',7'-hexaanilino-spiro[phthalan-1,9'-xanthen]-3-one

2',3',4',5',6',7'-hexaanilino-spiro[phthalan-1,9'-xanthen]-3-one

Conditions
ConditionsYield
at 180 - 200℃;
ethanol
64-17-5

ethanol

cholestadiene-(5.7)
7631-33-6

cholestadiene-(5.7)

eosin y
15086-94-9

eosin y

benzene
71-43-2

benzene

bi-(cholestadien-(5.8)-yl)-(7ξ.7'ξ)

bi-(cholestadien-(5.8)-yl)-(7ξ.7'ξ)

Conditions
ConditionsYield
Sonnenlicht, unter CO2.Irradiation;
eosin y
15086-94-9

eosin y

2',7'-dibromo-3',6'-dihydroxy-spiro[phthalan-1,9'-xanthen]-3-one
25709-81-3

2',7'-dibromo-3',6'-dihydroxy-spiro[phthalan-1,9'-xanthen]-3-one

Conditions
ConditionsYield
With 1,4-dioxane; hydrogenchloride; acetic acid Reagens 4: Zinn(II)-chlorid;
eosin y
15086-94-9

eosin y

2',4',5',7'-tetrabromo-3',6'-dichloro-spiro[phthalan-1,9'-xanthen]-3-one
124521-79-5

2',4',5',7'-tetrabromo-3',6'-dichloro-spiro[phthalan-1,9'-xanthen]-3-one

Conditions
ConditionsYield
With phosphorus pentachloride at 100℃;
eosin y
15086-94-9

eosin y

2,7-dinitro-4,5-dibromofluorescein
56360-46-4

2,7-dinitro-4,5-dibromofluorescein

Conditions
ConditionsYield
With ethanol; nitric acid
eosin y
15086-94-9

eosin y

eosine
152-75-0

eosine

Conditions
ConditionsYield
In 1,4-dioxane Equilibrium constant; Investigation of the effect of various organic solvents.;
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