Emodin-3-methyl ether
Synonym(s):Parietin;Rheochrysidin;Emodin-3-methyl ether;1,8-Dihydroxy-3-methoxy-6-methylanthraquinone;6-O-Methylemodin
- CAS NO.：521-61-9
- Empirical Formula: C16H12O5
- Molecular Weight: 284.26
- MDL number: MFCD00017374
- EINECS: 208-315-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-22 18:57:36
What is Emodin-3-methyl ether?
Chemical properties
Yellow Solid
The Uses of Emodin-3-methyl ether
A natural anthraquinone derivative, on the infection process of Blumeria graminis on wheat. Physcion is one of the important active ingredients of ethanol extract from the roots of Chinese rhubarb (Rheum officinale) for controlling powdery mildew.
The Uses of Emodin-3-methyl ether
antibacterial, cathartic
What are the applications of Application
Physcion is an anthraquinone originally isolated from Rheum emodi
Definition
ChEBI: A dihydroxyanthraquinone that is 9,10-anthraquinone bearing hydroxy substituents at positions 1 and 8, a methoxy group at position 3, and a methyl group at position 6.
Properties of Emodin-3-methyl ether
| Melting point: | 196-206°C |
| Boiling point: | 560.5±50.0 °C(Predicted) |
| Density | 1.448±0.06 g/cm3(Predicted) |
| storage temp. | -20°C Freezer, Under Inert Atmosphere |
| solubility | Chloroform (Slightly, Heated), Ethyl Acetate (Slightly, Heated), Methanol (Sligh |
| form | neat |
| pka | 6.23±0.20(Predicted) |
| form | Solid |
| color | Yellow to Dark Yellow to Dark Orange |
| BRN | 6770499 |
| Stability: | Hygroscopic |
| CAS DataBase Reference | 521-61-9(CAS DataBase Reference) |
Safety information for Emodin-3-methyl ether
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P501:Dispose of contents/container to..… |
Computed Descriptors for Emodin-3-methyl ether
| InChIKey | FFWOKTFYGVYKIR-UHFFFAOYSA-N |
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