Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous 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...)

2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...)

3.OLED intermediates (Fluorene,Carbazole,Boric acid...)

4.Customs Synthesis

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1. Higest quality and good package

2.Fast delivery

3.Better payment term

4.Fast response to customer  within 6 hours

5.Good business credit in Europe ,US ,Japan ,Korea

Anyway ,if you need any chemicals from China ,Henan Tianfu can help you

Food green 3 Basic information
Product Name: Food green 3
Synonyms: 1724green;5-cyclohexadien-1-ylidene]-3-sulfo-l](4-hydroxy-2-sulfophenyl)methylene]-hy;aizenfoodgreenno.3;ammonium,ethyl(4-(alpha-(p-(ethyl(m-sulfobenzyl)amino)phenyl)-4-hydroxy-3-sulf;Benzenemethanaminium,N-ethyl-N-[4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl](4-hydroxy-2-sulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-3-sulfo-,innersalt,disodiumsalt;c.i.foodgreen3;C.I.FoodGreen42053;droxide,innersalt,disodiumsalt
CAS: 2353-45-9
MF: C37H34N2O10S3.2Na
MW: 808.86
EINECS: 228-058-4
Product Categories: Organics;Analytical Chemistry;Food Colors by Food Sanitation Law in Japan;marker
Mol File: 2353-45-9.mol
Food green 3 Structure
Food green 3 Chemical Properties
mp  290 °C (dec.)(lit.)
storage temp.  Store at RT.
Colour Index  42053
Sensitive  Hygroscopic
Merck  14,3941
BRN  5718212
Stability: Stable. Incompatible with strong oxidizing agents.
EPA Substance Registry System Benzenemethanaminium, N-ethyl-N-[4-[[4-[ethyl[(3- sulfophenyl)methyl]amino] phenyl](4-hydroxy-2-sulfophenyl) methylene]-2,5-cyclohexadien- 1-ylidene]-3-sulfo-, inner salt, disodium salt(2353-45-9)
Safety Information
Hazard Codes  Xn
Risk Statements  68-40-20/21/22
Safety Statements  22-24/25-37/39-25-36/37
WGK Germany  3
RTECS  BQ4425000
F  3
HS Code  32041900
MSDS Information
Provider Language
N-Ethyl-N-[4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl](4-hydroxy-2-sulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-3-sulfo-benzenemethanaminium hydroxide inner salt disodium salt English
SigmaAldrich English
ACROS English
ALFA English
Food green 3 Usage And Synthesis
Chemical Properties green powder
Food green 3 Preparation Products And Raw materials
Raw materials Sodium dichromate dihydrate-->p-Hydroxybenzaldehyde-->N-Benzyl-N-ethylaniline-->Dichromate, Ion chromatography standard solution, Specpure, Cr2O7ˉ2 1000μg/ml