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3,3-Bis(4-hydroxyphenyl)-2-benzofuran-1(3H)-one Phenolphthalein CAS:77-09-8
Name: 3,3-Bis(4-hydroxyphenyl)-2-benzofuran-1(3H)-one
CAS:77-09-8
MF: C20H14O4
Items |
Specifications |
Characteristics |
A white or almost white powder |
Melting Point |
it melts at about 260℃ |
Identification |
A:positive B:positive |
Related Substances |
0.5% max |
Loss On Drying |
0.5% max |
Sulphated Ash |
0.1% max |
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