C3H8O2
76.09 g/mol
Industrial ChemicalWarning
1,3-PROPANEDIOL
CAS504-63-2EC207-997-3
Category
Industrial Chemical
Compound Class
Alcohol
Primary Use
intermediate for polyesters production
1,3-Propanediol is an organic compound consisting of a three-carbon chain with two alcohol groups. It is a colorless, viscous liquid that is miscible with water and primarily serves as an intermediate in the production of polyesters.
intermediate for polyester production
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
SimilarStructure SimilarSimilarity 0.75
1,4-butanediol
CAS110-63-4
intermediate for polyurethanes and plastics
ReferenceSame Category
MOF-177
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ligand for metal-organic frameworks
ReferenceSame Category
2-ethylhexyl 3-mercaptopropionate
CAS50448-95-8
Polymerization chain transfer agent
ReferenceSame Category
1,3-dioxane
CAS505-22-6
Monomer for acetyl resins
ReferenceSame Category
Suberic acid
CAS505-48-6
dibasic acid for polymer synthesis
Referencestereoisomer of
1,3-Propane-d6-diol
CAS284474-77-7
research compound
Referencestereoisomer of
1,3-Propanediol-d8
CAS285978-25-8
research compound
Referencestereoisomer of
1,2-Ethane-(2H4)diol
CAS41866-21-1
research compound
Safety Reference
Warning
H315Causes skin irritation
Customs Tariff Classification
The international HS code for 1,3-PROPANEDIOL (CAS 504-63-2) is 2905.39.
HS code (international, 6-digit)
2905.39
EU CN code (8-digit)
2905 39 95
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
propane-1,3-diol
InChIKey
YPFDHNVEDLHUCE-UHFFFAOYSA-N
SMILES
C(CO)CO
Synonyms (21)
- PDO
- 1,3-Propanediol, United States Pharmacopeia (USP)
- 1,3-Dihydroxypropane
- 1,3-PROPANDIOL
- 1,3-PROPANEDIOL
- 1,3-Propanediol (Standard)
- 1,3-Propylene glycol
- 1,3-Propylenediol
- 2-(Hydroxymethyl)ethanol
- 2-Deoxyglycerol
- 3-hydroxypropanol
- Propane-1,3-diol
- Trimethylene glycol
- beta-Propylene glycol
- omega-Propanediol
- propan-1,3-diol
- propane diol-1,3
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