(+)-Usnic acid, 98%, Thermo Scientific Chemicals

Description

It is used as primary and secondary intermediate.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
It is used as primary and secondary intermediate.

Solubility
Partly soluble in water. Soluble in acetone, ethanol, chloroform and furfural.

Notes
Store at 4°C. Reactive with oxidizing agents.

Specifications

Chemical Identifiers

• CAS: 7562-61-0
• Molecular Formula: C18H16O7
• Molecular Weight (g/mol): 344.32
• MDL Number: MFCD00016878,MFCD00065294
• InChI Key: CUCUKLJLRRAKFN-KKIBXBACSA-N
• Synonym: +-usnic acid, d-usninic acid, r-usnic acid, r-2,6-diacetyl-3,7,9-trihydroxy-8,9b-dimethyl-9bh-dibenzofuran-1-one, +-usnic acid from usnea dasypoga, --usnic acid, 9br-2,6-diacetyl-3,7,9-trihydroxy-8,9b-dimethyldibenzo b,d furan-1 9bh-one, r-+-usnic acid, unii-0w584pfj77 component, 9br-2,6-diacetyl-3,7,9-trihydroxy-8,9b-dimethyl-1-dibenzofuranone
• PubChem CID: 478125
• ChEBI: CHEBI:38320
• IUPAC Name: (9bR)-2,6-diacetyl-3,7,9-trihydroxy-8,9b-dimethyldibenzofuran-1-one
• SMILES: CC(=O)C1C(=O)C=C2OC3=C(C(C)=O)C(O)=C(C)C(O)=C3[C@]2(C)C1=O

• Melting Point: 201°C to 203°C
• Quantity: 25 g
• Beilstein: 96698
• Solubility Information: Partly soluble in water. Soluble in acetone,ethanol,chloroform and furfural.
• Formula Weight: 344.32
• Percent Purity: 98%
• Chemical Name or Material: (+)-Usnic acid

Safety and Handling

Hazard Category	H302
Hazard Statement	GHS H Statement H302 Harmful if swallowed.
Precautionary Statement	P264b-P270-P301+P312-P330-P501c
EINECSNumber	231-456-0
RTECSNumber	HP5295050
TSCA	No
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only