CI 45350

Product Name: CI 45350
CAS No.: 518-45-6
Chemical Name: CI 45350
Synonyms: KI202(2);KI202(1);Fluoresceine 94;C.I.Solvent Yellow 94:C.I.45350:1;3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one;3',6'-dihydroxyspiro[isobenzofuran-3,9'-xanthene]-1-one
CBNumber: CB4965895
Molecular Formula: C20H12O5
Formula Weight: 332.30628
MOL File: 518-45-6.mol

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Hazard and Precautionary Statements (GHS)

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CI 45350 Chemical Properties,Usage,Production

Preparation

Resorcinol and Phthalic anhydride alone or in the presence of sulfuric acid Zinc chloride or condensation, namely for fluorescein, again into free acid.

Definition

ChEBI: Fluorescein (acid form) is a xanthene dye that is highly fluorescent and commonly used as a fluorescent tracer. It has a role as a radioopaque medium and a fluorescent dye. It is a xanthene dye, a member of benzoic acids, a hydroxy monocarboxylic acid, a cyclic ketone, a member of phenols and an organic heterotricyclic compound.

Properties and Applications

yellow. Soluble in water and ethanol as yellow, with strong green fluorescence. In concentrated sulfuric acid to yellow, with weak fluorescence, dilution after yellow, with yellow precipitation. Dye aqueous solution to join sodium hydroxide color dark, with dark green fluorescence. The dye for C.I. Acid Yellow 73 free Acid. Used in cosmetics coloring.

Standard	Light Fastness	Heat-resistant(℃)		water	Sodium Carbonate(5%)	Hydrochloric acid(5%)
		Melting point	Stable
ISO	Poor			Insoluble	General	No change

CI 45350 Preparation Products And Raw materials

Raw materials

Preparation Products

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CI 45350 Suppliers

China 19 Germany 1 United States 2 Global 22

Shanghai Macklin Biochemical Co.,Ltd.

Tel: 15221275939 15221275939
Fax: 021-50706099
Email: shenlinxing@macklin.cn
Country: China
ProdList: 16166
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Jiaxing Deyi Chemical Co., Ltd.

Tel: 0573-86-0573-85866609 13325730825
Fax: 0573-85866609
Email: 945717149@qq.com
Country: China
ProdList: 8026
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Xi'an Confluore Biological Technology Co., Ltd.

Tel: +86-156-80926068 +86-15680926068
Email: 1924344760@qq.com
Country: China
ProdList: 4824
Advantage: 58

Alfa Chemistry

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Email: Info@alfa-chemistry.com
Country: United States
ProdList: 24072
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ANHUI WITOP BIOTECH CO., LTD

Tel: +8615255079626
Email: eric@witopchemical.com
Country: China
ProdList: 23541
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Shenyang Xianchuang Chemical Co., Ltd.

Tel: 024-23769576 13840269002
Fax: 024-23769576
Email: 274311108@qq.com
Country: China
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Guangzhou City Haizhu District Zhenghong Co.Ltd.

Tel: 020-82550624 13016020539
Fax: 020-82571650
Email: 2336504938@qq.com
Country: China
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Nanjing Shizhou Biology Technology Co.,Ltd

Tel: 13675144456
Fax: 025-85563444
Email: sean.lv@synzest.com
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Xi'an Kaixin Biotechnology Co., Ltd

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Fax: 029-68881181
Email: 3495811982@qq.com
Country: China
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WEITIXIHAUGONG

Tel: 0371-53370800 18037197114
Email: 2853031799@qq.com
Country: China
ProdList: 10002
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View Lastest Price from CI 45350 manufacturers

Xian confluore Biological Technology Co., Ltd.

Product: Fluorescin 518-45-6
Price: US $0.00/g
Min. Order: 10g
Purity: >95.00%
Supply Ability: 10g
Release date: 2024-03-28

518-45-6, CI 45350Related Search:

Solvent Yellow 98 Fluorescein-PEG6-NHS ester Fluorescein-PEG2-Azide Fluorescein-PEG3-N3 FLUORESCEIN MALEIMIDE 5(6)-(BIOTINAMIDOCAPROYLAMIDO) PENTYLTHI Flurescein-NHS ester Fluorescein-PEG3-(N-Boc)-Amine

KI202(1)

KI202(2)

Fluoresceine 94

3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one

3',6'-dihydroxyspiro[isobenzofuran-3,9'-xanthene]-1-one

C.I.Solvent Yellow 94:C.I.45350:1

518-45-6