| Product Identification | Back to Contents | 【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】
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 |
| Physical and Chemical Properties | Back to Contents | 【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. |
| First Aid Measures | Back to Contents | 【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. |
| Handling and Storage | Back to Contents | 【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. |
| Hazards Identification | Back to Contents | 【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. |
| Exposure Controls/Personal Protection | Back to Contents | 【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. |
| Fire Fighting Measures | Back to Contents | 【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. |
|
| Company Name: |
J & K SCIENTIFIC LTD. |
| Tel: |
18210857532; 18210857532 |
| Fax: |
86-10-82849933 |
| WebSite: |
https://www.jkchemical.com |
| Company Name: |
Alfa Aesar |
| Tel: |
400-6106006 |
| Fax: |
021-67582001/03/05 |
| WebSite: |
http://chemicals.thermofisher.cn |
|