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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
Molecular Weight:
490.1
MDL Number:
MFCD00005042
MOL File:
596-03-2.mol
Last updated:2023-10-16 16:12:12

4',5'-DIBROMOFLUORESCEIN Properties

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
pka 8.14±0.20(Predicted)
Colour Index 45370
form powder to crystal
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)
FDA 21 CFR 74.1255; 74.2255; 82.1255
EWG's Food Scores 1-4
FDA UNII 5P3H5X9X4Q
EPA Substance Registry System Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 4',5'-dibromo-3',6'-dihydroxy- (596-03-2)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS06
Signal word  Danger
Hazard statements  H301
Precautionary statements  P301+P310
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
NFPA 704
0
1 0

4',5'-DIBROMOFLUORESCEIN price More Price(21)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 216720 4′,5′-Dibromofluorescein Dye content 95% 596-03-2 5g $46.3 2024-03-01 Buy
TCI Chemical D1120 Dibromofluorescein (contains Mono-, Tri- and Tetra-) 596-03-2 5g $16 2024-03-01 Buy
Alfa Aesar A18226 4',5'-Dibromofluorescein, ca. 95% dye content 596-03-2 50g $29.65 2024-03-01 Buy
Alfa Aesar A18226 4',5'-Dibromofluorescein, ca. 95% dye content 596-03-2 250g $83.65 2024-03-01 Buy
TRC D425708 4'',5''-Dibromofluorescein 596-03-2 50g $60 2021-12-16 Buy
Product number Packaging Price Buy
216720 5g $46.3 Buy
D1120 5g $16 Buy
A18226 50g $29.65 Buy
A18226 250g $83.65 Buy
D425708 50g $60 Buy

4',5'-DIBROMOFLUORESCEIN Chemical Properties,Uses,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.

Purification Methods

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

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.

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

Raw materials

Preparation Products

Global( 148)Suppliers
Supplier Tel Email Country ProdList Advantage
Hebei Mojin Biotechnology Co., Ltd
+86-13288715578 +86-13231137666 sales@hbmojin.com China 12409 58
Hubei Jusheng Technology Co.,Ltd.
18871490254 linda@hubeijusheng.com CHINA 28180 58
career henan chemical co
+86-0371-86658258 15093356674; factory@coreychem.com China 29827 58
TargetMol Chemicals Inc.
+1-781-999-5354 +1-00000000000 marketing@targetmol.com United States 19892 58
Henan Alfa Chemical Co., Ltd
+8618339805032 alfa4@alfachem.cn China 12452 58
Hangzhou MolCore BioPharmatech Co.,Ltd.
+86-057181025280; +8617767106207 sales@molcore.com China 49739 58
Hebei Guanlang Biotechnology Co., Ltd.
+86-19930503259 +86-19930503259 cherry@crovellbio.com China 18462 58
Shanghai Acmec Biochemical Technology Co., Ltd.
+undefined18621343501 product@acmec-e.com China 33349 58
Mainchem Co., Ltd. +86-0592-6210733 sale@mainchem.com China 32360 55
J & K SCIENTIFIC LTD. 010-82848833 400-666-7788 jkinfo@jkchemical.com China 96815 76

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

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
4',5'-DIBROMOFLUORESCEIN pictures 2023-10-16 4',5'-DIBROMOFLUORESCEIN
596-03-2
US $0.00 / KG 1KG 99% 50000KG/month Hebei Mojin Biotechnology Co., Ltd
4',5'-DIBROMOFLUORESCEIN pictures 2023-09-06 4',5'-DIBROMOFLUORESCEIN
596-03-2
US $0.00 / KG 1KG 99% 500000kg Hebei Guanlang Biotechnology Co., Ltd.
4 2021-08-12 4",5"-DIBROMOFLUORESCEIN
596-03-2
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
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-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- 4',5'-dibromo-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one C.I.Solvent Red 72:C.I.45370:1 4,5-Dibormofulorescein C Orange no. 5 CCRIS 4900 596-03-2 C20H10Br2O5 C20H12Br2O5 Ce0H10Br2O5 Analytical Reagents Analytical Chromatography Product Catalog IR/UV/ VIS Spectroscopy Reagents