3,5,6,8-tetrahydroxy-9,10-diketo-1-methyl-7-(3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl)anthracene-2-carboxylic acid - Names and Identifiers
| Name | Cochineal
|
| Synonyms | Cochineal
NATURAL RED 4
cochenilledye
cochineal(dye)
Cochineal acid
FD AND C CARMINE
7-beta-D-Glucopyranosyl-3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxoanthracene-2-carboxylic acid
3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid
3,5,6,8-tetrahydroxy-9,10-diketo-1-methyl-7-(3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl)anthracene-2-carboxylic acid
|
| CAS | 1343-78-8
|
| EINECS | 215-680-6 |
3,5,6,8-tetrahydroxy-9,10-diketo-1-methyl-7-(3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl)anthracene-2-carboxylic acid - Physico-chemical Properties
| Molecular Formula | C22H20O13
|
| Molar Mass | 492.39 |
| Melting Point | 136℃ d℃ |
| Boling Point | 907.6℃ at 760 mmHg |
| Appearance | Form Powder, color Red |
| Storage Condition | Room Temprature |
| Sensitive | Sensitive to light |
| MDL | MFCD00167028 |
| Physical and Chemical Properties | Chemical properties is a kind of fine and compact powder, bright and uniform color, easy to apply when used, moderate covering power, a certain degree of water resistance, sweat resistance, easy to remove makeup, will not make the skin coloring. |
| Use | Use of edible red pigment. According to Japanese regulations, it can be used for tomato sauce, foreign wine, candy, strawberry sauce, beverage, cold drink, sausage, cake, etc. |
3,5,6,8-tetrahydroxy-9,10-diketo-1-methyl-7-(3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl)anthracene-2-carboxylic acid - Risk and Safety
| Safety Description | S22 - Do not breathe dust.
S24/25 - Avoid contact with skin and eyes.
|
| WGK Germany | 2 |
| RTECS | GG5350000 |
3,5,6,8-tetrahydroxy-9,10-diketo-1-methyl-7-(3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl)anthracene-2-carboxylic acid - Upstream Downstream Industry
3,5,6,8-tetrahydroxy-9,10-diketo-1-methyl-7-(3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl)anthracene-2-carboxylic acid - Reference
| Reference Show more | 1. Zhu Xinpeng, Ren Xingxing, Yuan Zhining, Wei Meijuan, mirror, Cheng Zhulin, Wang Jinmeng. Optimization of the formula of jujube beverage by fuzzy mathematics comprehensive evaluation method [J]. Hubei Agricultural Sciences, 2020,59(17):122-127. |
3,5,6,8-tetrahydroxy-9,10-diketo-1-methyl-7-(3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl)anthracene-2-carboxylic acid - Introduction
This product is an aluminum-calcium lake of carmine (C22H20O13). Soluble in borax liquid, also soluble in alkali metal hydroxides or carbonates into a dark red solution, partially soluble in hot water, almost insoluble in cold water or dilute acid.
Last Update：2022-10-16 17:30:52
3,5,6,8-tetrahydroxy-9,10-diketo-1-methyl-7-(3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl)anthracene-2-carboxylic acid - Nature
| color index |
75470 |
| Merck |
2457 |
Last Update：2024-04-09 01:59:50
3,5,6,8-tetrahydroxy-9,10-diketo-1-methyl-7-(3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl)anthracene-2-carboxylic acid - Production method
extract ecchineal (Dactylopius coccus) with water, dilute alcohol or alcohol, and add aluminum hydroxide to the extract, which is obtained by precipitation. The molecular ratio of aluminum and carminic acid l:2. Before being used in food, it needs to be pasteurized or other treatment to eliminate all salmonella.
Last Update：2024-04-09 15:16:16