418110
Aldrich

Isobutyraldehyde

redistilled, ≥99.5%

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Synonym

2-Methylpropionaldehyde

Molecular Formula

(CH₃)₂CHCHO

Molecular Weight

72.11

CAS Number

78-84-2

Beilstein Registry Number

605330

MDL number

MFCD00006980

PubChem Substance ID

24866206

EG/EC Number

201-149-6

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Descriptions

Packaging

100, 800 mL in Sure/Seal™

Properties

vapor density

2.5 (vs air)

vapor pressure

66 mmHg ( 4.4 °C)

assay

≥99.5%

autoignition temp.

384 °F

expl. lim.

10 %± , 25 °F

2 %± , 32 °F

refractive index

n20/D 1.374(lit.)

63 °C(lit.)

−65 °C(lit.)

density

0.79 g/mL at 25 °C(lit.)

References

Merck

Merck 13,5171

Beilstein

Beil. 1,IV,3262

reference

Aldrich MSDS 1, 1111:C / Arctander, 548 / Corp MSDS 1 (1), 2021:A / FT-IR 1 (1), 466:B / FT-NMR 1 (1), 727:B / Fenaroli, 398 / IR-Spectra (3), 276:E / NMR-Reference 2 (1), 357:C / RegBook 48 (1), 509:D / RegBook 1 (1), 509:D / Sax 6, 1638 / Structure Index 1, 73:D:1 / Vapor Phase 3, 551:C

Safety

Hazard Codes

Risk Statements

Safety Statements

RIDADR

UN 2045 3/PG 2

WGK Germany

RTECS

NQ4025000

UEL

11.00%

LEL