Diffractaic acid

Catalog No. Size PriceQuantity
M12891-2 2mg solid $930
M12891-10 10mg solid $3,720


Diffractaic acid, a major constituent of U. longissimi, acts as an effective proapoptotic agent in various disorders research. Diffractaic acid is the analgesic and antipyretic component of Usnea diffracta.

Product information

CAS Number: 436-32-8

Molecular Weight: 374.38

Formula: C20H22O7

Chemical Name: 4-(2, 4-dimethoxy-3, 6-dimethylbenzoyloxy)-2-hydroxy-3, 6-dimethylbenzoic acid

Smiles: CC1=C(C=C(C)C(=C1O)C(O)=O)OC(=O)C1=C(OC)C(C)=C(C=C1C)OC


InChi: InChI=1S/C20H22O7/c1-9-8-14(11(3)17(21)15(9)19(22)23)27-20(24)16-10(2)7-13(25-5)12(4)18(16)26-6/h7-8,21H,1-6H3,(H,22,23)

Technical Data

Appearance: Solid Power

Purity: ≥98% (or refer to the Certificate of Analysis)

Solubility: Soluble in DMSO

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis

Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.

Shelf Life: ≥360 days if stored properly.

Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.

Drug Formulation: To be determined

HS Tariff Code: 382200

How to use

In Vivo:

Diffractaic acid shows an analgesic effect by Acetic acid-induced writhing and tail-pressure methods in mice.


  1. Fehmi Odabasoglu, et al. Diffractaic acid, a novel proapoptotic agent, induces with olive oil both apoptosis and antioxidative systems in Ti-implanted rabbits. Eur J Pharmacol. 2012 Jan 15;674(2-3):171-8.
  2. E Okuyama, et al. Usnic acid and diffractaic acid as analgesic and antipyretic components of Usnea diffracta. Planta Med. 1995 Apr;61(2):113-5.

Products are for research use only. Not for human use.

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