USD $1.00-1.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $15.00-50.00 / Kilogram
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
our advantage:
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