4',5'-DIBROMOFLUORESCEIN

ChemicalBook > CAS DataBase List > 4',5'-DIBROMOFLUORESCEIN

4',5'-DIBROMOFLUORESCEIN

Product Name: 4',5'-DIBROMOFLUORESCEIN
CAS No.: 596-03-2
Chemical Name: 4',5'-DIBROMOFLUORESCEIN
Synonyms: EOSIN2J;CI 45370;ORANGE 5;DAIDAI201;C.I.45370A;CI 45370.1;CI 45370:1;CCRIS 4900;eosinicacid;CI NO 45370
CBNumber: CB0321934
Molecular Formula: C20H10Br2O5
Formula Weight: 490.1
MOL File: 596-03-2.mol

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4',5'-DIBROMOFLUORESCEIN Property

Melting point:: 270-273 °C(lit.)
Boiling point:: 633.7±55.0 °C(Predicted)
Density: 1.6743 (rough estimate)
vapor pressure: 0Pa at 25℃
refractive index: 1.5010 (estimate)
storage temp.: Sealed in dry,Room Temperature
form: powder to crystal
pka: 8.14±0.20(Predicted)
Colour Index: 45370
color: Light yellow to Brown
Water Solubility: 153.49μg/L at 25℃
Merck: 14,3022
BRN: 57189
CAS DataBase Reference: 596-03-2(CAS DataBase Reference)
EPA Substance Registry System: Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 4',5'-dibromo-3',6'-dihydroxy- (596-03-2)

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Safety

Hazard Codes: Xi,T
Risk Statements: 36-25-36/37/38
Safety Statements: 22-24/25-45-36-26
RIDADR: UN 2811 6.1/PG 3
WGK Germany: 3
RTECS: LM5200000
TSCA: Yes
HS Code: 32129000

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word: Danger
Hazard statements: H301Toxic if swalloed
Precautionary statements: P301+P310IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 216720
Product name: 4′,5′-Dibromofluorescein
Purity: Dye content 95%
Packaging: 5g
Price: $46.3
Updated: 2024/03/01

TCI Chemical

Product number: D1120
Product name: Dibromofluorescein (contains Mono-, Tri- and Tetra-)
Packaging: 5g
Price: $16
Updated: 2024/03/01

Alfa Aesar

Product number: A18226
Product name: 4',5'-Dibromofluorescein, ca. 95% dye content
Packaging: 50g
Price: $29.65
Updated: 2024/03/01

Alfa Aesar

Product number: A18226
Product name: 4',5'-Dibromofluorescein, ca. 95% dye content
Packaging: 250g
Price: $83.65
Updated: 2024/03/01

TRC

Product number: D425708
Product name: 4'',5''-Dibromofluorescein
Packaging: 50g
Price: $60
Updated: 2021/12/16

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4',5'-DIBROMOFLUORESCEIN Chemical Properties,Usage,Production

Chemical Properties

orange powder

Uses

4'',5''-Dibromofluorescein is a stain with an absorption maximum of 450 nm. Dyes and metabolites, Environmental Testing

Preparation

Fluorescein (C.I. Acid Yellow 73, C.I. 45350) in the sodium hydroxide solution two bromination, and??made into a free acid form.

Safety Profile

Poison by ingestion and intravenous routes. An herbicide. When heated to decomposition it emits highly toxic fumes of NOx, CN-, and Br-. See also NITRILES.

Properties and Applications

brilliant yellow light yellow. Slightly soluble in water for orange, with weak yellow fluorescence, soluble in ethanol for orange, with green yellow fluorescence, soluble in acetone peachblossom, with yellow fluorescence, soluble in Tetrahydrofurfuryl alcohol. In concentrated sulfuric acid to red light yellow, dilution after yellow brown, with orange precipitation. Dye aqueous solution to join sodium hydroxide as red edge; In the glycerol and liquid paraffin in good dispersibility. Used in medicines and cosmetics coloring.

Purification Methods

Crystallise it from aqueous 30% EtOH. [Beilstein 19/6 V 462.]

4',5'-DIBROMOFLUORESCEIN Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from 4',5'-DIBROMOFLUORESCEIN manufacturers

Hebei Zhuanglai Chemical Trading Co Ltd

Product: 4',5'-DIBROMOFLUORESCEIN 596-03-2
Price: US $45.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 20 tons
Release date: 2024-12-12

Hebei Weibang Biotechnology Co., Ltd

Product: 4',5'-DIBROMOFLUORESCEIN 596-03-2
Price: US $0.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 500000kg
Release date: 2024-11-04

Hebei Mojin Biotechnology Co., Ltd

Product: 4',5'-DIBROMOFLUORESCEIN 596-03-2
Price: US $0.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 50000KG/month
Release date: 2023-10-16

596-03-2, 4',5'-DIBROMOFLUORESCEINRelated Search:

MERCURY DIBROMOFLUORESCEIN,Mercury dibromofluorescein disodium salt CALCOCHROME ORANGE R,CHROME ORANGE c.i. pigment orange 41,C.I. Pigment Orange 40 c.i. pigment orange 43 EOSIN Acid Red 87 4',5'-DIBROMOFLUORESCEIN 2',4',5',7'-TETRABROMO-3,4,5,6-TETRACHLOROFLUORESCEIN Acid Red 92 dipotassium 3,6-dichloro-2-(2,4,5,7-tetrabromo-6-oxido-3-oxoxanthen-9-yl)benzoate 10-NONYLACRIDINE ORANGE BROMIDE CHROMOLAN ORANGE 4',5'-Dibromofluorescein disodium CALCOCID FAST LIGHT ORANGE 2G CHROME ORANGE CHROME ORANGE C.I. Pigment Orange 77 CALCOCID FAST LIGHT ORANGE 2G

Dibromofluorescein (contains Mono-, Tri- and Tetra-)

4′,5′-Dibromofluorescein,Solvent Red72

SOLVENT RED 72

4',5'-Dibromof

4',5'-DibroMofluorescein, ca. 95% dye content

4',5'-dibromo-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one

4’,5’-dibromo-fluorescei

4’,5’-dibromofluororescein

9’-(9H)xanthen)-3-one,4’,5’-dibromo-3’,6’-dihydroxy-Spiro(isobenzofuran-1(3H)

acidorange11

c.i.solventred72

d&corangeno.5

eosinicacid

japanorange201

Dibromofluorescein (Mono-, Tri- and Tetra- mixture)

2-(4,5-Dibromo-3-oxo-6-hydroxy-3H-xanthen-9-yl)benzoic acid

C.I.45370A

D and C Orange No.5

2-[4,5-Dibromo-3-oxo-6-sodiooxy-3H-xanthen-9-yl]benzoic acid sodium salt

japanorangeno.201

spiro(isobenzofuran-1(3h),9’-(9h)xanthen)-3-one,4’,5’-dibromo-3’,6’-dihydrox

CI 45370

CI 45370.1

CI 45370:1

CI NO 45370

CI NO 45370:1

DIBROMOFLUORESCEIN

DIBROMOFLUOROESCEIN

4',5'-DIBROMOFLUORESCEIN

4,5-DIBROMOFLUORESCEIN

4',5'-DIBROMO-3',6'-DIHYDROXYSPIRO[ISOBENZOFURAN-1(3H),9'-[9H]XANTHEN]-3-ONE

4',5'-dibromo-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one

DAIDAI201

ORANGE 5

EOSIN2J

Spiroisobenzofuran-1(3H),9-9Hxanthen-3-one, 4,5-dibromo-3,6-dihydroxy-

C.I.Solvent Red 72:C.I.45370:1

4,5-Dibormofulorescein

C Orange no. 5

CCRIS 4900

4’,5’-Dibromofluorescein

D&C ORANGE 5

C12240230 4`,5`-Dibromofluorescein (technical

596-03-2

C20H10Br2O5

C20H12Br2O5

Ce0H10Br2O5

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