Loquat Leaf Extract Ursolic acid cas:77-52-1
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| 0 Metric Ton |
Negotiable |
- Min.Order :0 Metric Ton
- Purity: 25%~98%
- Payment Terms : L/C,D/A,D/P,T/T,Other
Keywords
Ursolic acid Loquat Leaf Extract Powder CAS:77-52-1
Quick Details
- Appearance:Brown-Yellow to Yellow powder or white crystalline powder
- Application:API
- PackAge:25Kg/drum,5KG/Aluminum foil bag,1KG/Aluminum foil bag
- ProductionCapacity:|Metric Ton|Day
- Storage:keep in cool and dried place
- Transportation:by sea/air
Superiority:
Details:
Introduction:
Ursolic Acid , a carboxylic acid present in a wide variety of plants in the form of a free acid or an aglycone of triterpene saponines. It is also known as urson, prunol, micromerol, and malol, is a pentacyclic triterpenoid compound which naturally occurs in a large number of vegetarian food, medicinal herbs, and plants.
Botanical Name : Ligustrum lucidum Ait.
Specifications:25%~98%
Other name: 3beta-Hydroxyurs-12-en-28-oic acid
CAS NO.:77-52-1
EINECS NO.: 201-034-0
MF: C30H48O3
MW: 456.70
InChI: 1S/C30H48O3/c1-18-10-15-30(25(32)33)17-16-28(6)20(24(30)19(18)2)8-9-22-27(5)13-12-23(31)26(3,4)21(27)11-14-29(22,28)7/h8,18-19,21-24,31H,9-17H2,1-7H3,(H,32,33)/t18-,19+,21?,22-,23+,24+,27+,28-,29-,30+/m1/s1
Melting point: 283-285ºC
Specific rotation: 59º(C=0.3,PYRIDINE)
Part of Plant Used:leaf
Extract Method: Ethanol and Water
Extract Ratio 4:1 to 200:1
|
Analysis |
Specification |
|
Appearance |
white powder |
|
Odor |
Characteristic |
|
Taste |
Characteristic |
|
Ursolic Acid |
25%~98%, UV |
|
Extract Ratio |
15:1 |
|
Ash content |
≤5.0% |
|
Loss on Drying |
≤5.0% |
|
Sieve analysis |
100% pass 80 mesh |
|
Bulk Density |
45-55g/100mL |
|
Extract Solvent |
Water & Alcohol |
|
Heavy Metal |
10ppm |
|
As |
2ppm |
|
Residual Solvents |
Eur.Pharm.2000 |
|
Microbiology |
|
|
Total Plate Count |
1000cfu/g |
|
Yeast & Mold |
100cfu/g |
|
E.Coli |
Negative |
|
Salmonella |
Negative |
|
Pesticides |
Negative |
|
Staphylococcus |
Negative |
|
Flavacol |
Negative |
Function:
1.Removing heat from the lung to relieve cough,
2.Lowering the adverse flow of qi, preventing vomiting.
3.It can be used for cough due to the lung-heat, abnormal rising of the qi, rapid respiration, stomach heat, dysphoria with thirst.
Application:
1. Applied in food field, as raw materials of tea is easy to reduce phlegm;
2. Applied in pharmaceutical field, may be it will become a new anti-cancer drug with low toxic;
3. Applied in cosmetic field, it can invigorate blood circulation and remove beverage.
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