639-44-1 4,5,6,7-tetrachloro-3,3-bis(4-hydroxyphenyl)phthalide
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cas

639-44-1 4,5,6,7-tetrachloro-3,3-bis(4-hydroxyphenyl)phthalide

product Name 4,5,6,7-tetrachloro-3,3-bis(4-hydroxyphenyl)phthalide
Synonyms phenoltetrachlorophthalein; 4,5,6,7-tetrachloro-3,3-bis(4-hydroxyphenyl)-2-benzofuran-1(3H)-one
Molecular Formula C20H10Cl4O4
Molecular Weight 456.103
InChI InChI=1/C20H10Cl4O4/c21-15-13-14(16(22)18(24)17(15)23)20(28-19(13)27,9-1-5-11(25)6-2-9)10-3-7-12(26)8-4-10/h1-8,25-26H
CAS Registry Number 639-44-1
EINECS 211-354-2
Molecular Structure 639-44-1 4,5,6,7-tetrachloro-3,3-bis(4-hydroxyphenyl)phthalide
Density 1.643g/cm3
Boiling point 690.7°C at 760 mmHg
Refractive index 1.703
Flash point 371.5°C
Vapour Pressur 1.02E-19mmHg at 25°C
Hazard Symbols
Risk Codes
Safety Description
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