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Galbinic Acid

CAS No.
56691-88-4
Chemical Name:
Galbinic Acid
Synonyms
Galbinic Acid;5-[(acetyloxy)methyl]-1,3-dihydro-1,4,10-trihydroxy-8-methyl-3,7-dioxo-7H-isobenzofuro[4,5-b][1,4]benzodioxepin-11-carboxaldehyde;7H-Isobenzofuro[4,5-b][1,4]benzodioxepin-11-carboxaldehyde, 5-[(acetyloxy)methyl]-1,3-dihydro-1,4,10-trihydroxy-8-methyl-3,7-dioxo-
CBNumber:
CB16197855
Molecular Formula:
C20H14O11
Molecular Weight:
430.32
MDL Number:
MFCD33021247
MOL File:
56691-88-4.mol
MSDS File:
SDS
Last updated:2026-05-11 19:39:08

Galbinic Acid Properties

Melting point 275-276 °C (decomp)
Boiling point 790.7±60.0 °C(Predicted)
Density 1.696±0.06 g/cm3(Predicted)
storage temp. Store at -20°C
solubility DMF: soluble; DMSO: soluble; Ethanol: soluble; Methanol: soluble
form A solid
pka 6.05±0.40(Predicted)

Galbinic Acid price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Cayman Chemical 29584 Galbinic Acid ≥95% 56691-88-4 1mg $214 2026-04-30 Buy
Cayman Chemical 29584 Galbinic Acid ≥95% 56691-88-4 5mg $797 2026-04-30 Buy
Biosynth GCA69188 Galbinic acid 56691-88-4 5mg $1400.9 2026-06-04 Buy
Biosynth GCA69188 Galbinic acid 56691-88-4 10mg $1949 2026-06-04 Buy
Biosynth GCA69188 Galbinic acid 56691-88-4 25mg $3654.5 2026-06-04 Buy
Product number Packaging Price Buy
29584 1mg $214 Buy
29584 5mg $797 Buy
GCA69188 5mg $1400.9 Buy
GCA69188 10mg $1949 Buy
GCA69188 25mg $3654.5 Buy

Galbinic Acid Chemical Properties,Uses,Production

Description

Galbinic acid is a depsidone lichen metabolite that has been found in U. undulata.1,2 It is active against the Gram-positive bacteria B. cereus, B. subtilis, and S. aureus, but not S. epidermidis (MICs = 62.5, 62.5, 250, and >250 μg/ml, respectively), as well as the Gram-negative bacterium E. coli, but not S. sonnei (MICs = 125 and >250 μg/ml, respectively).3

Uses

Galbinic acid (α-Acetylsalazinic acid), a lichen acid, shows antibacterial activities against the Gram-positive bacteria B. cereus, B. subtilis, and S. aureus (MICs=62.5, 62.5, 250 μg/ml, respectively). Galbinic acid inhibits the Gram-negative bacterium E. coli (MIC=125 μg/ml)[1][2].

References

1. Salgado, F., Albornoz, L., Cortéz, C., et al. Secondary metabolite profiling of species of the genus Usnea by UHPLC-ESI-OT-MS-MS Molecules 23(1),E54(2017).
2. Elix, J.A., and Engkaninan, U. The structure of galbinic acid. A depsidone from the lichen Usnea undulata Aust. J. Chem. 28(8),1793-1797(1975).
3. Sultana, N., and Afolayan, A.J. A new depsidone and antibacterial activities of compounds from Usnea undulata Stirton J. Asian Nat. Prod. Res. 13(12),1158-1164(2011).

Galbinic Acid Preparation Products And Raw materials

Raw materials

Preparation Products

Galbinic Acid Suppliers

Global( 16)Suppliers
Supplier Tel Email Country ProdList Advantage
BOC Sciences 1-631-485-4226; 16314854226 info@bocsci.com United States 9920 65
Shanghai Hongye Biotechnology Co. Ltd 400-9205774 400-920-5774 sales@glpbio.cn China 6705 58
TargetMol Chemicals Inc. +1-781-999-5354; +1-00000000000 marketing@targetmol.com United States 32431 58
ChemeGen(Shanghai) Biotechnology Co.,Ltd. 18818260767 sales@chemegen.com China 11123 58
Meng Cheng Technology (Shanghai) Co., LTD 400-820-6829 sales@mitachieve.com China 8857 58
TargetMol Chemicals Inc. 4008200310 15002144251 marketing@tsbiochem.com China 24951 58
Shanghai Saikerui Biotechnology Co. , Ltd. 021-58000709 13120558703 sales@scrbio.com China 9873 58
Shanghai Yifei Biotechnology Co. , Ltd. 021-65675885 18964387627 customer_service@efebio.com China 11963 58
Nanjing Shizhou Biology Technology Co.,Ltd 025-85560043 15850508050 cindy.huang@synzest.com China 11975 58
Chengdu Peter-like Biotechnology Co., Ltd. 028-81700200 13308200041 2851167782@qq.com China 10763 58

View Lastest Price from Galbinic Acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Galbinic Acid pictures 2026-05-11 Galbinic Acid
56691-88-4
$485.00 10g TargetMol Chemicals Inc.
Galbinic Acid 7H-Isobenzofuro[4,5-b][1,4]benzodioxepin-11-carboxaldehyde, 5-[(acetyloxy)methyl]-1,3-dihydro-1,4,10-trihydroxy-8-methyl-3,7-dioxo- 5-[(acetyloxy)methyl]-1,3-dihydro-1,4,10-trihydroxy-8-methyl-3,7-dioxo-7H-isobenzofuro[4,5-b][1,4]benzodioxepin-11-carboxaldehyde 56691-88-4