3,3-bis(3-methyl-4-hydroxyphenyl)2-indolinone
isatin biscresol
Identification
| Name | 3,3-bis(3-methyl-4-hydroxyphenyl)2-indolinone |
| IUPAC | 3,3-bis(4-hydroxy-3-methylphenyl)-1H-indol-2-one |
| CAS Number | 47465-97-4 |
| EINECS | 256-318-7 |
| FDA UNII | Search |
| Molecular Formula | C22 H19 N O3 |
| Molecular Weight | 345.39803000 |
| Nikkaji Number | J422.505H |
Regulatory
| DG SANTE Food Contact Materials | 3,3-bis(3-methyl-4-hydroxyphenyl)2-indolinone |
Physical Properties
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Soluble in | water, 3.733 mg/L @ 25 °C (est) |
No sensory data available
Safety Information
| Oral/Parenteral Toxicity | oral-rat LD50 520 mg/kg |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | indirect food additives: adhesives and components of coatings |
| Recommendation for 3,3-bis(3-methyl-4-hydroxyphenyl)2-indolinone usage levels up to | not for fragrance use. |
| Recommendation for 3,3-bis(3-methyl-4-hydroxyphenyl)2-indolinone flavor usage levels up to | not for flavor use. |
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Potential Uses
Natural Occurrence
Synonyms
1,3-
dihydro-3,3-bis(4-hydroxy-m-tolyl)-2H-indol-2-one
3,3-bis(4-
hydroxy-3-methylphenyl)-1H-indol-2-one
2H-
indol-2-one, 1,3-dihydro-3,3-bis(4-hydroxy-3-methylphenyl)-
isatin biscresol
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