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ChemicalBook >> CAS DataBase List >> Usnic acid

Usnic acid

Usnic acid price.
  • $7 - $1125
  • Product name: Usnic acid
  • CAS: 125-46-2
  • MF: C18H16O7
  • MW: 344.32
  • EINECS:204-740-7
  • MDL Number:MFCD00065294
  • Synonyms:(+-)-uanicacid ;2,6-diacetyl-1, ;2,6-diacetyl-1,2,3,9b-tetrahydro-7,9-dihydroxy-8,9b-dimethyldibenzofuran-1,3-dione ;2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2h,9bh)-dibenzofurandione ;Usnic acid, usinic acid;10 GM and 25 GM;Carbonusninic acid;2,6-diacetyl-7,9-dihydroxy-8,9b-diMethyldibenzo[b,d]furan-1,3(2H,9bH)-dione
Price45 Properties Safety Information Description
45 prices
Selected condition：
Brand
  • aablocks
  • AK Scientific
  • Ambeed
  • American Custom Chemicals Corporation
  • ApexBio Technology
  • AvaChem
  • Biorbyt Ltd
  • Biosynth
  • Cayman Chemical
  • ChemScene
  • Crysdot
  • CSNpharm
  • TRC
  • Usbiological
Package
  • 5MG
  • 10MG
  • 20mg
  • 100mg
  • 200mg
  • 250mg
  • 1000mg
  • 1g
  • 2g
  • 5g
  • 10g
  • 25g
  • 100g
  • Manufactureraablocks
  • Product numberAA000MVQ
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione ≥98%
  • Packaging200mg
  • Price$10
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA000MVQ
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione 98%（approx.R）
  • Packaging250mg
  • Price$11
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA000MVQ
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione 98%(HPLC)
  • Packaging1g
  • Price$18
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA000MVQ
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione 98%(HPLC)
  • Packaging5g
  • Price$47
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA000MVQ
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione 98%(HPLC)
  • Packaging10g
  • Price$79
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA000MVQ
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione 98%(HPLC)
  • Packaging25g
  • Price$167
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA000MVQ
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione 96%
  • Packaging100g
  • Price$518
  • Updated2026-05-25
  • Buy
  • ManufacturerAK Scientific
  • Product number0637CA
  • Product descriptionUsnicacid
  • Packaging25g
  • Price$251
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberX3999
  • Product descriptionUsnicacid
  • Packaging100g
  • Price$614
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA215132
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione 98%
  • Packaging100g
  • Price$694
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA215132
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione 98%
  • Packaging25g
  • Price$232
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA215132
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione 98%
  • Packaging5g
  • Price$60
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA215132
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione 98%
  • Packaging10g
  • Price$104
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA215132
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione 98%
  • Packaging250mg
  • Price$7
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA215132
  • Product description2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione 98%
  • Packaging1g
  • Price$23
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberAPI0009958
  • Product descriptionUSNIC ACID 95.00%
  • Packaging5MG
  • Price$539.65
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA000MVQ 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione ≥98% 200mg $10 2026-05-25 Buy
aablocks AA000MVQ 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione 98%（approx.R） 250mg $11 2026-05-25 Buy
aablocks AA000MVQ 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione 98%(HPLC) 1g $18 2026-05-25 Buy
aablocks AA000MVQ 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione 98%(HPLC) 5g $47 2026-05-25 Buy
aablocks AA000MVQ 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione 98%(HPLC) 10g $79 2026-05-25 Buy
aablocks AA000MVQ 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione 98%(HPLC) 25g $167 2026-05-25 Buy
aablocks AA000MVQ 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione 96% 100g $518 2026-05-25 Buy
AK Scientific 0637CA Usnicacid 25g $251 2021-12-16 Buy
AK Scientific X3999 Usnicacid 100g $614 2021-12-16 Buy
Ambeed A215132 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione 98% 100g $694 2021-12-16 Buy
Ambeed A215132 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione 98% 25g $232 2021-12-16 Buy
Ambeed A215132 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione 98% 5g $60 2021-12-16 Buy
Ambeed A215132 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione 98% 10g $104 2021-12-16 Buy
Ambeed A215132 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione 98% 250mg $7 2021-12-16 Buy
Ambeed A215132 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione 98% 1g $23 2021-12-16 Buy
American Custom Chemicals Corporation API0009958 USNIC ACID 95.00% 5MG $539.65 2021-12-16 Buy
Next Last

Properties

Melting point :200°C
alpha :D16 +509.4° (c = 0.697 in chloroform)
Boiling point :399.43°C (rough estimate)
Density :1.2869 (rough estimate)
refractive index :495 ° (C=0.7, CHCl3)
storage temp. :under inert gas (nitrogen or Argon) at 2-8°C
solubility :DMF:2.5(Max Conc. mg/mL);7.26(Max Conc. mM)
form :A crystalline solid
pka :4.00±0.40(Predicted)
color :White to yellow
Merck :9893
Cosmetics Ingredients Functions :ANTIMICROBIAL
LogP :2.880
CAS DataBase Reference :125-46-2(CAS DataBase Reference)
EPA Substance Registry System :Usnic acid (125-46-2)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

Description

Usnic acid is an antimicrobial, antitumor enzyme inhibiting agent shown to uncouple oxidative phosphorylation in mouse-liver mitochondria. Usnic acid induces necrosis in certain cells.

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Suppliers and manufacturers

J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Chembest Research Laboratories Limited Energy Chemical Shanghai Hanhong Scientific Co.,Ltd. XiaoGan ShenYuan ChemPharm co,ltd Shandong Xiya Chemical Co., Ltd Syntechem Co.,Ltd Sichuan Kulinan Technology Co., Ltd Aktin Chemicals, Inc.