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Vat Red 41

Vat Red 41 Suppliers list
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CAS:522-75-8
Purity:99% Package:25KG;5KG;1KG
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Products Intro: Product Name:Vat Red 41
CAS:522-75-8
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CAS:522-75-8
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Products Intro: Product Name:(2Z)-2-(3-oxo-1-benzothiophen-2-ylidene)-1-benzothiophen-3-one
CAS:522-75-8
Purity:99% Package:5KG;1KG Remarks:C16H8O2S2
Company Name: Hubei xin bonus chemical co. LTD
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Email: linda@hubeijusheng.com
Products Intro: Product Name:Vat Red 41
CAS:522-75-8

Vat Red 41 manufacturers

  • Vat Red 41
  • Vat Red 41 pictures
  • $1.00 / 1KG
  • 2019-07-06
  • CAS:522-75-8
  • Min. Order: 1KG
  • Purity: 98%
  • Supply Ability: 1
Vat Red 41 Basic information
Product Name:Vat Red 41
Synonyms:2-(3-oxobenzo[b]thien-2(3h)-ylidene)-benzo[b]thiophene-3(2h)-one;FLUORESCENT DYE, RED;FLUORESCENT RED DYE;C.I. 73300;c.i. disperse red 364;C.I. Solvent Red 242;THIOINDIGO;VAT RED 41
CAS:522-75-8
MF:C16H8O2S2
MW:296.36
EINECS:208-336-1
Product Categories:Azobenzene, etc. (Photochromic Compounds);Functional Materials;Photochromic Compounds;Solvent Dyestuff
Mol File:522-75-8.mol
Vat Red 41 Structure
Vat Red 41 Chemical Properties
Melting point 280°C(lit.)
Boiling point 407.96°C (rough estimate)
density 1.3686 (rough estimate)
vapor pressure 0Pa at 25℃
refractive index 1.5341 (estimate)
form powder to crystal
Colour Index 73300
color Orange to Brown to Dark purple
Water Solubility 1mg/L
LogP3.53
CAS DataBase Reference522-75-8(CAS DataBase Reference)
EPA Substance Registry SystemBenzo[b]thiophen-3(2H)-one, 2-(3-oxobenzo[b]thien-2(3H)-ylidene)- (522-75-8)
Safety Information
Risk Statements 36/37/38
Safety Statements 26-36
RTECS DT4330000
HS Code 2934.99.4400
MSDS Information
Vat Red 41 Usage And Synthesis
UsesThioindigo (cas# 522-75-8) is a useful research chemical. This compound is a dye that is used as an aqueous ink jet for producing recordings and in recyclable food trays.
Flammability and ExplosibilityNot classified
Purification MethodsAdsorb it on silica gel from CCl4/*benzene (3:1), elute with *benzene, evaporate, crystallise the residue from CHCl3 and dry it at 60-65o [Wyman & Brode J Am Chem Soc 73 1487 1951; this paper also gives details of purification of other thioindigo dyes]. [Beilstein 19 H 137, 19 I 690, 19 II 192, 19 III/IV 2091.]
Properties and Applications

Standard

Ironing Fastness

Light Fastness

Persperation Fastness

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Fading

Stain

Fading

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Fading

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AATCC

5

5

7

5

5

5

5

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