Malonic Acid

AKA: Propanedioic acid, 141-82-2, Dicarboxymethane, Carboxyacetic acid, Methanedicarboxylic acid, Malonate, Kyselina malonova, USAF EK-695, 1, 3-Propanedioic acid
Synthetic
Acid
Clean
OriginSynthesized from malonamide or related precursors through organic synthesis pathways in chemical laboratories. Produced via condensation reactions or oxidative processes to form the dicarboxylic acid compound.
Malonic acid is an alpha,-dicarboxylic acid in which the two carboxy groups are separated by a single methylene group. It has a role as a human metabolite. It is a conjugate acid of a malonate(1-).
Solubility greater than or equal to 100 mg/mL at 72 °F (NTP, 1992)
Formula
C3H4O4
Mol. Weight
104.06
CAS #
141-82-2
Form
Liquid
State
Malonic acid appears as white crystals or crystalline powder. Sublimes in vacuum. (NTP, 1992)
Skin Types
●all-skin-types
Best For
Uneven Texture
Pregnancy & Breastfeeding Safe
Caution
Functions
Buffering
Stabilizes pH
Antioxidant Protection
Locks In Moisture
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
1
CIR
Safe as used
Pregnancy
Caution
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2012
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR