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Merck
CN

1707770

USP

Ursolic acid

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

3β-Hydroxy-12-ursen-28-ic acid

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About This Item

Empirical Formula (Hill Notation):
C30H48O3
CAS Number:
77-52-1
Molecular Weight:
456.70
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329751467
MDL number:
MFCD00009621
Beilstein/REAXYS Number:
2228563

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Product Name

Ursolic acid, United States Pharmacopeia (USP) Reference Standard

InChI key

WCGUUGGRBIKTOS-GPOJBZKASA-N

SMILES string

[H][C@@]12CC[C@]3(C)[C@]([H])(CC=C4[C@]5([H])[C@@H](C)[C@H](C)CC[C@@]5(CC[C@@]34C)C(O)=O)[C@@]1(C)CC[C@H](O)C2(C)C

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

grade

pharmaceutical primary standard

API family

ursolic acid

manufacturer/tradename

USP

mp

292 °C (dec.) (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

15-25°C

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Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Application

Ursolic acid USP Reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Powdered Holy Basil Leaf Extract
  • Powdered Holy Basil Leaf
  • Holy Basil Leaf

Biochem/physiol Actions

Triterpenoid found in a variety of fruits, including apples. Cardioprotective and anti-tumor agent. Under study as a potential Alzheimer′s disease therapeutic due to its inhibitory effect on the interactions between amyloid-β and the CD36 receptor.

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

Other Notes

Sales restrictions may apply.

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

580.5 °F

flash_point_c

304.7 °C

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