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Safranin O

SIAL/S2255 - Dye content ≥85 %

Synonym: Basic Red 2; Cotton Red; Gossypimine; Safranin T; Safranin Y or A

CAS Number: 477-73-6
Empirical Formula (Hill Notation): C20H19ClN4
Molecular Weight: 350.84
EC Number: 207-518-8
MDL Number: MFCD00011759
Linear Formula: C20H19ClN4
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-S2255-25G 25 g
 $81.70
1/EA		 Add To Favorites
45-S2255-100G 100 g
 $230.00
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: S2255-100G
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: S2255-25G

 

εmax 1250-1650 at 530-534 nm in 50% ethanol
application(s) diagnostic assay manufacturing
hematology
histology
composition Dye content, ≥85%
form powder
InChI 1S/C20H18N4.ClH/c1-12-8-17-19(10-15(12)21)24(14-6-4-3-5-7-14)20-11-16(22)13(2)9-18(20)23-17;/h3-11H,1-2H3,(H3,21,22);1H
InChI key OARRHUQTFTUEOS-UHFFFAOYSA-N
pH 10 (20 °C, 10 g/L)
Quality Level 200 
SMILES string [Cl-].Cc1cc2nc3cc(C)c(N)cc3[n+](-c4ccccc4)c2cc1N
solubility water: 1 mg/mL, clear, dark red to very dark red and red purple
storage temp. room temp
technique(s) microbe id | staining: suitable
Application: Safranin O has been used in the histological analysis of femurs. It has also been used to detect the presence of glycosaminoglycans in the inner body of meniscus structures.
General description: Safranin O is a cationic dye, which displays less significant metachromasia. It is used to detect any variations in articular disease. Safranin O binds specifically to polyanions. It detects the amount of proteoglycan present in cartilages. Safranin O is used as a marker for glycosaminoglycan depletion in osteoarthritis. Safranin is used as a counter stain in Gram staining.
Packaging: 25, 100 g in glass bottle
Storage Temp. room temp
Colour Index Number 50240
UNSPSC 12171500

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