Toluene diisocyanate manufacturer Knowledge Ursolic acid Ursolic acid

Ursolic acid Ursolic acid

Usolic acid structural formula

Structural formula

Business number 01LV
Molecular formula C30H48O3
Molecular weight 456.7
label

3-Hydroxy-(3β)-urso-12-ene-28-acid,

Ursolic acid,

Ursolic acid,

Ursonic acid,

3.beta.-Hydroxyurs-12-en-28-oic acid,

beta-Ursolic Acid,

3beta-Hydroxy-12-ursen-28-oic Acid,

(3beta)-3-Hydroxyurs-12-en-28-oic acid

Numbering system

CAS number:77-52-1

MDL number:MFCD00009621

EINECS number:201-034-0

RTECS number:None

BRN number:2228563

PubChem number:24900660

Physical property data

1. Character: Large and shiny prism(Anhydrous ethanol), needle crystals as thin as hair(Dilute ethanol)


2. Density (g/mL,25/4℃ ): Unsure


3. Relative vapor density (g/mL,AIR=1): Unsure


4. Melting point (ºC):285 288


5. Boiling point (ºC,Normal pressure): Uncertain


6. Boiling point (ºC,5.2kPa): Unsure


7. Refractive index: Uncertain


8. Flash Point (ºC): Unsure


9. Specific optical rotation (º):[α]D25+67.5°(c=1, 1mol/LPotassium hydroxide ethanol solution)


10. Autoignition point or ignition temperature (ºC7. Surface charge:0


8. Complex Degree: 874


9. Isotopes Number of atoms:0


10. OK Number of atomic stereocenters:10


11. No Determine the number of atomic stereocenters:0


12. OK Number of stereocenters of chemical bonds:0


13. No Determine the number of stereocenters of chemical bonds:0


14. Total Number of price key units:1

Properties and stability

None yet

Storage method

this Keep the product sealed

Synthesis method

Exists In the labiatae plant Prunella vulgaris(Prunella vulgaris L.)Ilex, Ilex genus Ilex(Ilex rotunda Thunb.)‘s leaves and many other plants.

Purpose

this The product can be used as an emulsifier for drugs and food. It is also widely used as a raw material for medicine and cosmetics.

t: auto; mso-margin-bottom-alt: auto; mso-list: l0 level1 lfo1; tab-stops: list 39.3pt” align=left>14, Number of covalent bond units:1

Properties and stability

None yet

Storage method

this Keep the product sealed

Synthesis method

Exists In the labiatae plant Prunella vulgaris(Prunella vulgaris L.)Ilex, Ilex genus Ilex(Ilex rotunda Thunb.)‘s leaves and many other plants.

Purpose

this The product can be used as an emulsifier for drugs and food. It is also widely used as a raw material for medicine and cosmetics.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/22963

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