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W292303

Sigma-Aldrich

Propionaldehyde

≥97%, FG

Synonym(s):
Propanal
Linear Formula:
CH3CH2CHO
CAS Number:
Molecular Weight:
58.08
FEMA Number:
2923
Beilstein:
506010
EC Number:
Council of Europe no.:
90
MDL number:
PubChem Substance ID:
Flavis number:
5.002

biological source

synthetic

Quality Level

grade

FG
Fragrance grade
Halal
Kosher

Agency

follows IFRA guidelines
meets purity specifications of JECFA

reg. compliance

EU Regulation 1223/2009
EU Regulation 1334/2008 & 178/2002
FDA 21 CFR 172.515

vapor density

2 (vs air)

vapor pressure

18.77 psi ( 55 °C)
4.89 psi ( 20 °C)

Assay

≥97%

form

liquid

autoignition temp.

404 °F

expl. lim.

17 %, 26 °F
2.6 %, 31 °F

refractive index

n/D 1.360-1.368
n20/D 1.362 (lit.)

bp

46-50 °C (lit.)

mp

−81 °C (lit.)

density

0.805 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

fragrance allergen

no known allergens

Organoleptic

chocolate; cocoa; nutty; whiskey; wine-like

storage temp.

2-8°C

SMILES string

[H]C(=O)CC

InChI

1S/C3H6O/c1-2-3-4/h3H,2H2,1H3

InChI key

NBBJYMSMWIIQGU-UHFFFAOYSA-N

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This Item
5381248.22133W309818
Propionaldehyde ≥97%, FG

Sigma-Aldrich

W292303

Propionaldehyde

Propionaldehyde reagent grade, 97%

Sigma-Aldrich

538124

Propionaldehyde

Propionaldehyde for synthesis

Sigma-Aldrich

8.22133

Propionaldehyde

Valeraldehyde ≥97%, FG

Sigma-Aldrich

W309818

Valeraldehyde

biological source

synthetic

biological source

-

biological source

-

biological source

synthetic

grade

FG, Fragrance grade, Halal, Kosher

grade

reagent grade

grade

-

grade

FG, Fragrance grade, Halal, Kosher

agency

follows IFRA guidelines, meets purity specifications of JECFA

agency

-

agency

-

agency

follows IFRA guidelines, meets purity specifications of JECFA

vapor density

2 (vs air)

vapor density

2 (vs air)

vapor density

-

vapor density

-

assay

≥97%

assay

97%

assay

≥98% (GC)

assay

≥97%

refractive index

n/D 1.360-1.368, n20/D 1.362 (lit.)

refractive index

n20/D 1.362 (lit.)

refractive index

-

refractive index

n20/D 1.394 (lit.)

General description

Natural occurrence: Apple, banana, blue cheese, cauliflower, cooked pork, grape brandy, potato chips, sake, tea, whiskey and wine.
Propionaldehyde is a key volatile constituent of whole Granny Smith apples, onions and ginger.

Biochem/physiol Actions

Taste at 5-10 ppm

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

-22.0 °F - closed cup

Flash Point(C)

-30 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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