(+)-Usnic acid - ≥98% , CAS No.7562-61-0

CAS: 7562-61-0 Cat. No.: U107244 Molecular Weight: 344.32 Beilstein Registry Number: 96698 EC Number: 231-456-0 PubChem CID: 442614
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
(9bS)-2,6-diacetyl-3,7,9-trihydroxy-8,9b-dimethyldibenzo[b,d]furan-1(9bH)-one | HMS3655H16 | (9aR)-4,8-diacetyl-1,3,9-trihydroxy-2,9a-dimethyl-7-oxo-9a-hydrobenzo[2,1-d]be nzo[b]furan | NCGC00017388-08 | trans,trans-2,4-Nonadienal, >=89%, FG | DTXSID00101
Storage
Protected from light,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
U107244-1g
2
$10.90
5g
U107244-5g
5
$26.90
25g
U107244-25g
3
$87.90
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Protected from light,Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

(+)-Usnea acid is a bioactive compound that has been found primarily as a secondary metabolite of lichens.

Specifications

Synonyms
(9bS)-2, 6-diacetyl-3, 7, 9-trihydroxy-8, 9b-dimethyldibenzo[b, d]furan-1(9bH)-one | HMS3655H16 | (9aR)-4, 8-diacetyl-1, 3, 9-trihydroxy-2, 9a-dimethyl-7-oxo-9a-hydrobenzo[2, 1-d]be nzo[b]furan | NCGC00017388-08 | trans, trans-2, 4-Nonadienal, >=89%, FG | DTXSID00101
Specifications & Purity
≥98%
Storage
Protected from light, Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488189796
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488189796
Canonical SmilesCC1=C(C(=C2C(=C1O)C3(C(=CC(=C(C3=O)C(=O)C)O)O2)C)C(=O)C)O
IUPAC Name(9bS)-2,6-diacetyl-3,7,9-trihydroxy-8,9b-dimethyldibenzofuran-1-one
InChIKeyWEYVVCKOOFYHRW-GOSISDBHSA-N
INCHI1S/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/h5,21-23H,1-4H3/t18-/m1/s1
Isomeric SMILES CC1=C(C(=C2C(=C1O)[C@]3(C(=CC(=C(C3=O)C(=O)C)O)O2)C)C(=O)C)O
WGK Germany 3
RTECS HP5295050
PubChem CID 442614
Molecular Weight 344.32
Beilstein 96698
Reaxy-Rn 96698

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassAcetophenones
Intermediate Tree Nodes Not available
Direct ParentAcetophenones
Alternative Parents Coumarans  Aryl alkyl ketones  Vinylogous acids  Polyols  Oxacyclic compounds  Enols  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Acetophenone - Coumaran - Aryl ketone - Aryl alkyl ketone - Vinylogous acid - Ketone - Oxacycle - Polyol - Enol - Organoheterocyclic compound - Hydrocarbon derivative - Organic oxide - Organooxygen compound - Organic oxygen compound - Carbonyl group - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as acetophenones. These are organic compounds containing the acetophenone structure.
External Descriptors Dibenzofurans, griseofulvins, dibenzopyrans and xanthones
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

6 results found

Lot NumberCertificate TypeDateItem
H2231883Certificate of AnalysisJun 11, 2026 U107244
H2231918Certificate of AnalysisJun 11, 2026 U107244
L2519457Certificate of AnalysisDec 08, 2025 U107244
L2519458Certificate of AnalysisDec 08, 2025 U107244
K2111013Certificate of AnalysisAug 12, 2025 U107244
A2417106Certificate of AnalysisJun 27, 2022 U107244
Chemical and Physical Properties
SensitivityLight sensitive
Melt Point(°C)201-203°C
Molecular Weight344.300 g/mol
XLogP32.100
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count7
Rotatable Bond Count2
Exact Mass344.09 Da
Monoisotopic Mass344.09 Da
Topological Polar Surface Area121.000 Ų
Heavy Atom Count25
Formal Charge0
Complexity734.000
Isotope Atom Count0
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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