Quercetin 4'-O-beta-D-glucopyranoside is a quercetin O-glucoside that is quercetin with a beta-D-glucosyl residue attached at position 4'.
Definition
US FDA substance register · UNII K2B74751XI · registered name SPIRAEOSIDE · single chemical substance
Quercetin 4'-O-beta-D-glucopyranoside is a quercetin O-glucoside that is quercetin with a beta-D-glucosyl residue attached at position 4'. It has a role as an antioxidant, an antineoplastic agent and a plant metabolite. It is a beta-D-glucoside, a member of flavonols, a tetrahydroxyflavone, a monosaccharide derivative and a quercetin O-glucoside. It is functionally related to a beta-D-glucose. It is a conjugate acid of a quercetin 4'-O-beta-D-glucopyranoside(1-).
Source: PubChem
Cosmetic roles
Safety & regulatory references
Other restriction: ban substances that deplete the ozone layer
Source: EU CosIng ingredient list
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 20229-56-5
- EC No.EU chemical inventory number
- 243-614-6
- DTXSIDUS EPA chemical ID
- DTXSID00174078
- DTXCIDUS EPA compound ID
- DTXCID5096569
- IUPAC
- 2-Hydroxy-4-(3,5,7-trihydroxy-4-oxo-4H-1-benzopyran-2-yl)phenyl beta-D-glucopyranoside
- Molecular formula
- C21H20O12
- Molecular weight
- 464.379 g/mol
Measured properties
- Appearance
- Solid
- Melting point
- 240 - 241 °C
Values measured on the substance itself, not a specification for a commercial raw material.
Source: PubChem
What products actually use it for
What the 1 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Softener and conditioner1
Source: US EPA CompTox dashboard
Related literature
- Exploring the Effects of Sweet Potato Leaves on Skin Health—From Antimicrobial to Immunomodulator · 2025
- Comparative study on metabolite variations of two rose teas by plant metabolomics and revealing their skin-whitening candidates by spectrum-effect relationship analysis. · 2024
- Spiraeoside extracted from red onion skin ameliorates apoptosis and exerts potent antitumor, antioxidant and enzyme inhibitory effects. · 2021
- Spiraeoside inhibits mast cells activation and IgE-mediated allergic responses by suppressing phospholipase C-γ-mediated signaling. · 2015
Linked databases 13
- ChEBI
- EU CosIng ingredient list 2
- Korea Cosmetic Association ingredient dictionary
- MFDS (Korea) cosmetic ingredient register 2
- PubChem 2
- Tlooto literature search 2 3 4
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · English