PFAS
Global PFAS Screening Tool
No. of Substances: 18960
4',5'-DICHLORO-3',6'-DIHYDROXY-2',7'-DIMETHOXY-3-OXO-3H-SPIRO[ISOBENZOFURAN-1,9'-XANTHENE]-5-CARBOXYLIC ACID
4',5'-Dichloro-3',6'-dihydroxy-2',7'-dimethoxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-5-carboxylic acid, 4',5'-dichloro-2',7'-dimethoxy-5-carboxyfluorescein, 5-Carboxy-4',5'-dichloro-2',7'-dimethoxyfluorescein
CAS Number: 82855-39-8
IUPAC name: 4',5'-dichloro-3',6'-dihydroxy-2',7'-dimethoxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-5-carboxylic acid
Molecular formula: C23H14Cl2O9
Molecular weight: 505.25800
InChI: InChI=1S/C23H14Cl2O9/c1-31-13-6-11-19(15(24)17(13)26)33-20-12(7-14(32-2)18(27)16(20)25)23(11)10-4-3-8(21(28)29)5-9(10)22(30)34-23/h3-7,26-27H,1-2H3,(H,28,29)
InChIKey: AVDYNPKNLYWWHE-UHFFFAOYSA-N
SMILES: -
EINECS: COC1=C(C(=C2C(=C1)C3(C4=C(C=C(C=C4)C(=O)O)C(=O)O3)C5=CC(=C(C(=C5O2)Cl)O)OC)Cl)O
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Substance Information
CAS Number:
82855-39-8
Chemical Name:
4',5'-DICHLORO-3',6'-DIHYDROXY-2',7'-DIMETHOXY-3-OXO-3H-SPIRO[ISOBENZOFURAN-1,9'-XANTHENE]-5-CARBOXYLIC ACID
Chinese name:
4',5'-二氯-3',6'-二羟基-2',7'-二甲氧基-3-羰基-3H-螺[异苯并呋喃-1,9'-氧杂蒽]-5-羧酸
Date of inquiry :
Apr 5, 2026 05:44:35
Inquiry website:
https://www.chemradar.com/tools/fcmdGCIS inquiry report
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