CAS 76823-03-5: 5-carboxyfluorescein

Formula: C₂₁H₁₂O₇

InChI: InChI=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)

InChI key: InChIKey=NJYVEMPWNAYQQN-UHFFFAOYSA-N

SMILES: O=C(O)C1=CC=C2C(=C1)C(=O)OC32C4=CC=C(O)C=C4OC5=CC(O)=CC=C53

Synonyms:

• 3',6'-dihydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-5-carboxylic acid
• 3′,6′-Dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9′-xanthene]-5-carboxylic acid
• 3′,6′-Dihydroxy-3-oxospiro[2-benzofuran-1,9′-xanthene]-5-carboxylic acid
• 3′,6′-Dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthene]-5-carboxylic acid
• 5-Fam
• Carboxyfluorescein,5-
• FAM (dye)
• Fam 494/520
• Flamma 456 Carboxylic acid
• Hydroxyfluorescein
• Spiro[isobenzofuran-1(3H),9′-[9H]xanthene]-5-carboxylic acid, 3′,6′-dihydroxy-3-oxo-

5-Carboxyfluorescein

CAS: 76823-03-5

• Formula: C₂₁H₁₂O₇
• Purity: >97.0%(T)(HPLC)
• Color and Shape: Light yellow to Brown powder to crystal
• Molecular weight: 376.32

5-Carboxyfluorescein, single isomer, 97%

CAS: 76823-03-5

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. …

• Formula: C₂₁H₁₂O₇
• Purity: 97%
• Color and Shape: Powder or crystals or crystalline powder, Yellow to orange
• Molecular weight: 376.32

5-Carboxy-fluorescein

CAS: 76823-03-5

Widely used green-fluorescent labeling dye.

• Formula: C₂₁H₁₂O₇
• Purity: > 98%
• Color and Shape: Yellow Powder
• Molecular weight: 376.32

3',6'-Dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-5-carboxylic acid

CAS: 76823-03-5

• Formula: C₂₁H₁₂O₇
• Purity: 95%
• Color and Shape: Solid
• Molecular weight: 376.31577999999996

5-FAM

CAS: 76823-03-5

5-FAM, a carboxylic acid, reacts with amines for biomolecule labeling; excites at 488 nm, high …

• Formula: C₂₁H₁₂O₇
• Purity: 99.32%
• Color and Shape: Orange Solid
• Molecular weight: 376.32

5-Carboxyfluorescein

CAS: 76823-03-5

• Formula: C₂₁H₁₂O₇
• Purity: ≥ 99.0%
• Color and Shape: Yellow to orange powder
• Molecular weight: 376.3

5-Carboxyfluorescein, 95%

CAS: 76823-03-5

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …

• Purity: 95%
• Color and Shape: Powder, Yellow to orange

5-Carboxyfluorescein

CAS: 76823-03-5

• Purity: 98+%
• Molecular weight: 376.32g/mol

3',6'-Dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-5-carboxylic acid

CAS: 76823-03-5

• Purity: 95.0%
• Color and Shape: Solid
• Molecular weight: 376.32000732421875

5-Carboxyfluorescein (Technical Grade)

CAS: 76823-03-5

Applications 5-Carboxyfluorescein is a useful reagent for the preparation of hydrolytically stable fluorescent conjugates and …

• Formula: C₂₁H₁₂O₇
• Color and Shape: Yellow To Dark Yellow
• Molecular weight: 376.32

5-Carboxyfluorescein

CAS: 76823-03-5

5-Carboxyfluorescein (5-FAM) is a self-quenching dye and one of the most common labelling agents for …

• Formula: C₂₁H₁₂O₇
• Purity: Min. 98 Area-%
• Color and Shape: Yellow Powder
• Molecular weight: 376.32 g/mol