| Product Identification | Back to Contents | 【Product Name】
C.I. 75300 | 【Synonyms】
(E)-1,7-Bis(4-hydroxy-3-methoxyphenyl)-1,6-heptadiene-3,5-dione
1,6-Heptadiene-3,5-dione, 1,7-bis(4-hydroxy-3-methoxyphenyl)-, (1E,6E)-
1,6-Heptadiene-3,5-dione, 1,7-bis(4-hydroxy-3-methoxyphenyl)-, (E,E)-
C Yellow 15
Yellow Ginger | 【CAS】
458-37-7 | 【Formula】
C21H20O6 | 【Molecular Weight】
368.39 | 【EINECS】
207-280-5 | 【RTECS】
MI5230000 | 【RTECS Class】
Tumorigen; Mutagen; Natural Product | 【Merck】
12,2744 | 【Beilstein/Gmelin】
2306965 | 【Beilstein Reference】
4-08-00-03697 |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
Orange-yellow needles or powder. | 【Solubility in water】
insoluble | 【Melting Point】
170 - 175 | 【Density】
0.9348 g/cm3 (20 C) | 【pKa/pKb】
8.09(at 25℃) (pKa) | 【Usage】
For preparing curcuma paper, ph range 8-9, in detection of boron. | 【Vapor Density】
13 |
| First Aid Measures | Back to Contents | 【Ingestion】
Get medical aid. Wash mouth out with water. | 【Inhalation】
Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear. | 【Skin】
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists. | 【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】
The toxicological properties of this substance have not been fully investigated. | 【Inhalation】
May cause respiratory tract irritation. | 【Skin】
May cause skin irritation. | 【Eyes】
May cause eye irritation. |
| Exposure Controls/Personal Protection | Back to Contents | 【Personal Protection】
Eyes: Wear chemical goggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear a chemical apron. | 【Respirators】
A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149. |
| 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. |
| Stability and Reactivity | Back to Contents | 【Disposal Code】
3 | 【Stability】
Stable under normal temperatures and pressures. | 【Incompatibilities】
Strong oxidizing agents. | 【Decomposition】
Carbon monoxide, carbon dioxide. |
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