Propyl Alcohol

AKA: 1-propanol, Propanol, Propan-1-ol, N-propanol, 71-23-8, N-Propyl alcohol, Ethylcarbinol, Optal, Osmosol extra
Synthetic
Solvent
Clean
OriginPropyl alcohol belongs to the aliphatic alcohol chemical family, synthesized from petrochemical sources. Produced through hydration of propylene gas using acid catalysts or indirect hydration methods.
N-propanol appears as a clear colorless liquid with a sharp musty odor like rubbing alcohol. Flash point 53-77 °F. Autoignites at 700 °F. Vapors are heavier than air and mildly irritate the eyes, nose, and throat. Density approximately 6.5 lb / gal. Used in making cosmetics, skin and hair preparations, pharmaceuticals, perfumes, lacquer formulations, dye solutions, antifreezes, rubbing alcohols, soaps, window cleaners, acetone and other chemicals and products.
Solubility Miscible (NIOSH, 2024)
Formula
C3H8O
Mol. Weight
60.10
CAS #
71-23-8
Form
Liquid
State
N-propanol appears as a clear colorless liquid with a sharp musty odor like rubbing alcohol. Flash point 53-77 °F. Autoignites at 700 °F. Vapors are heavier than air and mildly irritate the eyes, nose
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Caution
Functions
Antifoaming
Solvent
Dissolves other ingredients so they distribute evenly in the formula. Often the invisible "base" everything else is mixed into.
Anti-Inflammatory
Moisturizing
Boosts Collagen
Reduces foam
Dissolves other ingredients
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
2
CIR
Safe as used
Pregnancy
Caution
CIR Safety Findings
Not a Skin Irritant
1 study / 1 not irritating (CIR 469)
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR