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Sulforhodamine B, acid form

ALDRICH/341738 - Dye content 95 %

CAS Number: 2609-88-3
Empirical Formula (Hill Notation): C27H30N2O7S2
Molecular Weight: 558.67
EC Number: 220-025-2
MDL Number: MFCD00067690
Linear Formula: C27H30N2O7S2
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-341738-1G 1 g
 $28.30
1/EA		 Add To Favorites
45-341738-5G 5 g
 $106.00
1/EA		 Add To Favorites

 

λmax 558 nm
composition Dye content, 95%
form solid
InChI 1S/C27H30N2O7S2/c1-5-28(6-2)18-9-12-21-24(15-18)36-25-16-19(29(7-3)8-4)10-13-22(25)27(21)23-14-11-20(37(30,31)32)17-26(23)38(33,34)35/h9-17H,5-8H2,1-4H3,(H-,30,31,32,33,34,35)
InChI key IOOMXAQUNPWDLL-UHFFFAOYSA-N
mp >300 °C (lit.)
Quality Level 200 
SMILES string CCN(CC)c1ccc2c(OC3=CC(C=CC3=C2c4ccc(cc4S([O-])(=O)=O)S(O)(=O)=O)=[N+](/CC)CC)c1
Application: pH sensitive of SRB towards it reactivity to living cells renders it useful for scaling drug induced cytotoxicity and cell proliferations. SRB assay was used to monitor the enzymatic activity of living cells.
General description: Sulforhodamine B (SRB) is a fluorescent protein dye. It was reported that the dye binds itself to the amino acid residues of tricholoroacetic acid fixed cells in mild basic conditions and extracts itself into the solution under mild acidic conditions.
Packaging: 1, 5 g in glass bottle
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) Not applicable
Flash Point(C) Not applicable
mp >300 °C (lit.)
UNSPSC 12352103

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