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Rhein

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[Fire Fighting]

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.
[Fire Potential]

This material is probably combustible.
[Ingestion]

Get medical aid. Wash mouth out with water.
[Inhalation]

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
[Skin]

Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
[Eyes]

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
[Storage]

Store in a cool, dry place. Store in a tightly closed container.
[Handling]

Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
[Ingestion]

May cause irritation of the digestive tract. May be harmful if swallowed.
[Inhalation]

Causes respiratory tract irritation. May be harmful if inhaled.
[Skin]

Causes skin irritation. May be harmful if absorbed through the skin.
[Eyes]

Causes eye irritation.
[Personal Protection]

Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
[Respirators]

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
[Appearance]

Yellow needles (from methanol) or yellow-brown powder.
[Solubility in water]

Soluble
[Vapor Pressure]

4E-15 (25 C)
[pKa/pKb]

3.17 (pKa)
[Partition Coefficient]

4.52
[Usage]

Used in the treatment of skin diseases.
[Product Name]

1,8-Dihydroxy-3-carboxyanthraquinone
[Synonyms]

1,8-Dihydroxyanthraquinone-3-carboxylic acid
9,10-Dihydro-4,5-dihydroxy-9,10-dioxo-2-anthracenecarboxylic acid
Cassic acid
Chrysazin-3-carboxylic acid
Monorhein
Rhubarb yellow
[CAS]

"CASEN_478-43-3.htm">478-43-3
[Formula]

C15H8O6
[Molecular Weight]

284.22000000000003
[EINECS]

207-521-4
[RTECS]

CA9516000
[RTECS Class]

Drug
[Merck]

12,8342
[Beilstein/Gmelin]

2222155
[Beilstein Reference]

4-10-00-04088
[Small spills/leaks]

Vacuum or sweep up material and place into a suitable disposal container.
[Stability]

No data.
[Incompatibilities]

Strong oxidizing agents, strong bases.
[Decomposition]

Nitrogen oxides, carbon monoxide, carbon dioxide.