Propanal (CAS 123-38-6) Sigma-Aldrich

Propanal molecular structure — Molecular structure

The Sigma-Aldrich catalog lists 11 grades and pack sizes of Propanal (CAS 123-38-6). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS	123-38-6
Molecular formula	C3H6O
Molecular weight	58.08 g/mol
IUPAC name	propanal
Synonyms	Propionaldehyde · Propanaldehyde · Propylaldehyde · Propaldehyde · Methylacetaldehyde · n-Propanal

Safety & Hazards (GHS) Danger

Flammable

Irritant

H225 Highly Flammable liquid and vapor
H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand	Product / grade	Code
Sigma	PROPIONALDEHYDE	64409-1ML 64409-5ML	Request Quote
Sigma	PROPIONALDEHYDE =97%, FG	W292303-1KG-K W292303-20KG-K W292303-4KG-K W292303-SAMPLE-K	Request Quote
Sigma	PROPIONALDEHYDE, NATURAL, =98%, FG	W292312-100G-K W292312-1KG-K W292312-SAMPLE-K	Request Quote
Sigma	PROPIONALDEHYDE, REAGENT GRADE, 97%	538124-1L 538124-250ML	Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.