Skip to Content
Merck
All Photos(1)

Documents

8.01556

Sigma-Aldrich

Isobutyraldehyde

for synthesis

Synonym(s):

Isobutyraldehyde

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
(CH3)2CHCHO
CAS Number:
78-84-2
Molecular Weight:
72.11
MDL number:
MFCD00006980
UNSPSC Code:
12352114
EC Index Number:
201-149-6
NACRES:
NA.22

vapor pressure

189 hPa ( 20 °C)

Quality Level

200

Assay

≥98.0% (GC)

form

liquid

autoignition temp.

165 °C

potency

>3000 mg/kg LD50, oral (Rat)
>5000 mg/kg LD50, skin (Rabbit)

expl. lim.

1.6-11.0 % (v/v)

bp

63-64.5 °C/1013 mbar

mp

-65.9 °C

transition temp

flash point -20 °C

density

0.79 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C4H8O/c1-4(2)3-5/h3-4H,1-2H3

InChI key

AMIMRNSIRUDHCM-UHFFFAOYSA-N

Specifications

Saturation Concentration in Air: 452 g/m3

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.788 - 0.790
Identity (IR): passes test

Pictograms

FlameExclamation mark
GHS02,GHS07

Signal Word

Danger

Hazard Statements

H225 - H319

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

-11.2 °F - closed cup

Flash Point(C)

-24 °C - closed cup

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service