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Chromotrope 2R

SIGMA/C3143 - suitable for modified Gomori Trichrome stain

Synonym: 2-(Phenylazo)chromotropic acid disodium salt; Acid Red 29

CAS Number: 4197-07-3
Empirical Formula (Hill Notation): C16H10N2Na2O8S2
Molecular Weight: 468.37
EC Number: 224-085-0
MDL Number: MFCD00003955
Linear Formula: C16H10N2Na2O8S2
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-C3143-25G 25 g
 $69.60
1/EA		 Add To Favorites
45-C3143-100G 100 g
 $211.00
1/EA		 Add To Favorites
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: C3143-100G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: C3143-25G

 

εmax ≥450 at 510-513 nm in methanol
application(s) diagnostic assay manufacturing
hematology
histology
composition Dye content, ≥70%
form powder
InChI 1S/C16H12N2O8S2.2Na/c19-12-8-11(27(21,22)23)6-9-7-13(28(24,25)26)15(16(20)14(9)12)18-17-10-4-2-1-3-5-10;;/h1-8,19-20H,(H,21,22,23)(H,24,25,26);;/q;2*+1/p-2/b18-17+;;
InChI key GXEAXHYQKZAJGB-QIKYXUGXSA-L
Quality Level 200 
SMILES string [Na+].[Na+].Oc1cc(cc2cc(c(N=Nc3ccccc3)c(O)c12)S([O-])(=O)=O)S([O-])(=O)=O
solubility H2O: 1 mg/mL, dark red
storage temp. room temp
suitability suitable for modified Gomori Trichrome stain
Application: Chromotrope 2R has been used in the Gomori trichrome staining in osteochondral tissues. It has also been used for the staining of eosinophils in lung sections.
Biochem/physiol Actions: Chromotrope 2R is used for the staining of microsporidia in body fluids and stool samples. It is used in modified Gomori’s trichrome staining. Chromotrope 2R has high affinity for phospholipids and is used for the staining of mitochondrial and endoplasmic reticulum membrane in histological samples.
Packaging: 25, 100 g in glass bottle
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Storage Temp. room temp
Colour Index Number 16570
UNSPSC 12171500

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