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418102

Sigma-Aldrich

Butyraldehyde

purified by redistillation, ≥99.5%

Synonym(s):
Butanal
Linear Formula:
CH3CH2CH2CHO
CAS Number:
Molecular Weight:
72.11
Beilstein:
506061
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

vapor density

2.5 (vs air)

Quality Level

vapor pressure

90 mmHg ( 20 °C)

assay

≥99.5%

form

liquid

autoignition temp.

390 °F

purified by

redistillation

expl. lim.

12.5 %

refractive index

n20/D 1.380 (lit.)

bp

75 °C (lit.)

mp

−96 °C (lit.)

density

0.8 g/mL at 25 °C (lit.)

SMILES string

[H]C(=O)CCC

InChI

1S/C4H8O/c1-2-3-4-5/h4H,2-3H2,1H3

InChI key

ZTQSAGDEMFDKMZ-UHFFFAOYSA-N

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Application

Butyraldehyde may be used in the preparation of dimeric Schiff base, via reaction with aniline.

Packaging

100, 800 mL in Sure/Seal™

Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

50.0 °F - Pensky-Martens closed cup

Flash Point(C)

< 10 °C - Pensky-Martens closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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