quercetin
4H-1-benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-
Identification
| Name | quercetin |
| IUPAC | 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one |
| CAS Number | 117-39-5 |
| EINECS | 204-187-1 |
| FDA UNII | 9IKM0I5T1E |
| Molecular Formula | C15 H10 O7 |
| Molecular Weight | 302.23910000 |
| MDL Number | MFCD00006828 |
| Nikkaji Number | J2.907F |
| Beilstein | 0317313 |
| XlogP3 | 1.50 (est) |
Regulatory
| FDA/DG SANTE Petitions, Reviews, Notices | GRN 341 P17 |
Physical Properties
| Appearance | yellow needles (est) |
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Melting Point | 316.50 °C. @ 760.00 mm Hg |
| Boiling Point | 642.00 to 643.00 °C. @ 760.00 mm Hg (est) |
| Flash Point | 479.00 °F. TCC ( 248.10 °C. ) (est) |
| logP (o/w) | 1.989 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Cosmetic Information
| CosIng | cosmetic data |
| Cosmetic Uses | antioxidants |
No sensory data available
Safety Information
| Oral/Parenteral Toxicity | oral-rat LD50 161 mg/kg |
| Dermal Toxicity | subcutaneous-mouse LD50 97 mg/kg |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements', 'U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#02589', 'LUNGS, THORAX, OR RESPIRATION: DYSPNEA\nBEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)\nBEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)']
Safety in Use
| Category | food additive and cosmetic agents |
| Recommendation for quercetin usage levels up to | not for fragrance use. |
| Recommendation for quercetin flavor usage levels up to | not for flavor use. |
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