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5-Carboxyfluorescein Catalog No : 122832

Chemical Information

Product Name5-Carboxyfluorescein
Iupac Chemical Name3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-5-carboxylic acid 
Synonyms5-FAM 
Molecular FormulaC21H12O7 
Molecular Weight376.316 
SmileC1=CC2=C(C=C1C(=O)O)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O
InChiKeyNJYVEMPWNAYQQN-UHFFFAOYSA-N
InChiInChI=1S/C21H12O7/c22-11-2-5-15-17(8-11)27-18-9-12(23)3-6-16(18)21(15)14-4-1-10(19(24)25)7-13(14)20(26)28-21/h1-9,22-23H,(H,24,25)
Cas76823-03-5

Technical Data

AppearanceSolid powder 
Purity98% 
SolubilitySoluble in DMSO 
Storage-20 ºC for 3 years 
Shipping ConditionShipped under ambient temperature 
Quality control

Description

5-Carboxyfluorescein contains a carboxylic acid that can be used to react with primary amines via carbodiimide activation of the carboxylic acid.
 

Chemical Structure

122832 - 5-Carboxyfluorescein | CAS 76823-03-5

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