Phloroglucinol

AKA: 108-73-6, Benzene-1, 3, 5-triol, 1, 5-benzenetriol, 5-trihydroxybenzene, Phloroglucine, Spasfon-Lyoc, Dilospan S, Sym-Trihydroxybenzene
Synthetic
Clean
OriginPhloroglucinol is a benzene derivative synthesized from resorcinol or produced through direct chemical synthesis methods. It is manufactured through oxidation or condensation reactions to create the trihydroxybenzene compound structure.
On the basis of the available data, the CIR Panel cannot conclude that Phloroglucinol is safe for use in cosmetic products until the appropriate safety data have been obtained and evaluated.
Solubility 10.6 mg/mL at 20 °C
Formula
C6H6O3
Mol. Weight
126.11
CAS #
108-73-6
Form
Powder
State
White solid; Discolored by light; [Merck Index] White or cream colored powder; [MSDSonline] Crystallizes in anhydrous or dihydrate form; Sweet tasting crystals; [Ullmann]
Skin Types
●all-skin-types
Best For
Irritation
Pregnancy & Breastfeeding Safe
Caution
Functions
Hair Dyeing
Antioxidant Protection
Locks In Moisture
Brightens Skin
Colors Hair
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory0 listings
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR
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