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  8. Thermo Scientific Chemicals 5(6)-Carboxyfluorescein, mixture of isomers, 97%

Thermo Scientific Chemicals 5(6)-Carboxyfluorescein, mixture of isomers, 97%

Catalog No. AAL13439MD
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250 mg
1 g
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AAL13439MD 250 mg
AAL1343903 1 g
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Catalog No. AAL13439MD Supplier Thermo Scientific Chemicals Supplier No. L13439MD
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Description

CAS: 72088-94-9 | C42H24O14 | 752.64 g/mol

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

CAS 72088-94-9
Molecular Formula C42H24O14
Molecular Weight (g/mol) 752.64
MDL Number MFCD00151081
InChI Key BPVHBBXCESDRKW-UHFFFAOYSA-N
Synonym 5 6-fam, 3',6'-dihydroxy-3-oxo-3h-spiro isobenzofuran-1,9'-xanthene-5-carboxylic acid compound with 3',6'-dihydroxy-3-oxo-3h-spiro isobenzofuran-1,9'-xanthene-6-carboxylic acid 1:1, 5-and-6-fam, 5-and-6-carboxyfluorescein, 5-carboxyfluorescein; carboxyfluorescein, 5 6-carboxyfluorescein, dye content 90 %, 5 6-carboxyfluorescein; carboxyfluorescein, 5 6-carboxyfluorescein, bioreagent, suitable for fluorescence hplc, 3,6-dihydroxy-3-oxo-3h-spiro isobenzofuran-1,9-xanthene-5-carboxylic acid compound with 3,6-dihydroxy-3-oxo-3h-spiro isobenzofuran-1,9-xanthene-6-carboxylic acid 1:1, 4 5-carboxyfluorescein; 3',6'-dihydroxy-3-oxospiro 2-benzofuran-1,9'-xanthene-5 6-carboxylic acid
PubChem CID 44119975
IUPAC Name 3',6'-dihydroxy-1-oxospiro[2-benzofuran-3,9'-xanthene]-5-carboxylic acid;3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-5-carboxylic acid
SMILES OC(=O)C1=CC2=C(C=C1)C1(OC2=O)C2=C(OC3=C1C=CC(O)=C3)C=C(O)C=C2.OC(=O)C1=CC2=C(C=C1)C(=O)OC21C2=C(OC3=C1C=CC(O)=C3)C=C(O)C=C2

Specifications

Melting Point ∼300°C
Quantity 250 mg
Formula Weight 376.32
Percent Purity 97%
Chemical Name or Material 5(6)-Carboxyfluorescein, mixture of isomers

Safety and Handling

Hazard Category H319
Precautionary Statement P264b-P280i-P305+P351+P338
EINECSNumber 276-331-1
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only