Usnic acid
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MedKoo CAT#: 592200

CAS#: 125-46-2

Description: Usnic acid is an Anti-Infective and antifungal agent.


Chemical Structure

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Usnic acid
CAS# 125-46-2

Theoretical Analysis

MedKoo Cat#: 592200
Name: Usnic acid
CAS#: 125-46-2
Chemical Formula: C18H16O7
Exact Mass: 344.0896
Molecular Weight: 344.32
Elemental Analysis: C, 62.79; H, 4.68; O, 32.53

Price and Availability

Size Price Availability Quantity
1.0g USD 230.0 2 Weeks
5.0g USD 460.0 2 Weeks
10.0g USD 700.0 2 Weeks
25.0g USD 980.0 2 Weeks
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Synonym: Usnic acid; NSC 8517; NSC-8517; NSC8517

IUPAC/Chemical Name: 1,3(2H,9bH)-Dibenzofurandione, 2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl-

InChi Key: CUCUKLJLRRAKFN-UHFFFAOYSA-N

InChi Code: InChI=1S/C18H16O7/c1-6-14(22)12(8(3)20)16-13(15(6)23)18(4)10(25-16)5-9(21)11(7(2)19)17(18)24/h5,11,22-23H,1-4H3

SMILES Code: O=C(C1(C)C(OC2=C(C(C)=O)C(O)=C(C)C(O)=C12)=C3)C(C(C)=O)C3=O

Appearance: Solid powder

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

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >3 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.03.00

Solubility Data

Solvent Max Conc. mg/mL Max Conc. mM
Solubility
DMF 2.5 7.26

Preparing Stock Solutions

The following data is based on the product molecular weight 344.32 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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