shikalkin
1,4-naphthalenedione, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-penten-1-yl)-
Identification
| Name | shikalkin |
| CAS Number | 54952-43-1 |
| FDA UNII | Search |
| Molecular Formula | C16 H16 O5 |
| Molecular Weight | 288.29952000 |
| MDL Number | MFCD00016668 |
| Nikkaji Number | J20.957K |
Regulatory
Physical Properties
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Boiling Point | 567.40 °C. @ 760.00 mm Hg (est) |
| Flash Point | 592.00 °F. TCC ( 311.00 °C. ) (est) |
| logP (o/w) | 4.350 (est) |
| Soluble in | water, 160.9 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 shikalkin usage levels up to | not for fragrance use. |
| Recommendation for shikalkin flavor usage levels up to | not for flavor use. |
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Potential Uses
Natural Occurrence
Synonyms
(+-)-
alkannin
5,8-
dihydroxy-2-(1-hydroxy-4-methyl-3-penten-1-yl)-1,4-naphthoquinone
5,8-
dihydroxy-2-(1-hydroxy-4-methyl-pent-3-enyl)-[1,4]naphthoquinone
5,8-
dihydroxy-2-(1-hydroxy-4-methylpent-3-en-1-yl)-1,4-naphthoquinone
5,8-
dihydroxy-2-(1-hydroxy-4-methylpent-3-en-1-yl)naphthalene-1,4-dione
5,8-
dihydroxy-2-(1-hydroxy-4-methylpent-3-enyl)naphthalene-1,4-dione
1,4-
naphthalenedione, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-penten-1-yl)-
(+-)-
shikonin
PubMed:
Detailed investigations on the solid cell culture and antimicrobial activities of the Iranian Arnebia euchroma.
PubMed:
Ti-catalyzed Barbier-type allylations and related reactions.
PubMed:
Larvicidal activity of naturally occurring naphthoquinones and derivatives against the West Nile virus vector Culex pipiens.
PubMed:
A new efficient route for multigram asymmetric synthesis of alkannin and shikonin.