questiomycin A
2-amino-3-phenoxazone
Identification
| Name | questiomycin A |
| CAS Number | 1916-59-2 |
| FDA UNII | Search |
| Molecular Formula | C12 H8 N2 O2 |
| Molecular Weight | 212.20816000 |
| Nikkaji Number | J50.194H |
| Beilstein | 0014215 |
Regulatory
Physical Properties
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Soluble in | water, 4.035e+004 mg/L @ 25 °C (est) |
No sensory data available
Safety Information
| Oral/Parenteral Toxicity | Not determined |
| 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 | natural substances and extractives |
| Recommendation for questiomycin A usage levels up to | not for fragrance use. |
| Recommendation for questiomycin A flavor usage levels up to | not for flavor use. |
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Potential Uses
Natural Occurrence
Synonyms
2-
amino-3-phenoxazone
2-
amino-3H-phenoxazin-3-one
2-
aminophenoxazin-3-one
2-
aminophenoxazon
PubMed:
Questiomycin A stimulates sorafenib-induced cell death via suppression of glucose-regulated protein 78.
PubMed:
[Exometabolites of the Fungal Isolates (Genus Penicillium, Section Chrysogena) from Low-Temperature Ecotopes].
PubMed:
[Penicillium expansum, a resident fungal strain of the orbital complex Mir, producing xanthocillin X and questiomycin A].
PubMed:
Glucosylquestiomycin, a novel antibiotic from Microbispora sp. TP-A0184: fermentation, isolation, structure determination, synthesis and biological activities.
PubMed:
The structure of a free radical produced from questiomycin A. Photochemistry of antibiotics. II.