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Merck
CN

1347880

USP

Isobutyraldehyde

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

2-Methylpropanal, 2-Methylpropionaldehyde

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About This Item

Linear Formula:
(CH3)2CHCHO
CAS Number:
78-84-2
Molecular Weight:
72.11
NACRES:
NA.24
UNSPSC Code:
41116107
Beilstein/REAXYS Number:
605330
MDL number:
MFCD00006980

Key Documents

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Product Name

Isobutyraldehyde, United States Pharmacopeia (USP) Reference Standard

SMILES string

[H]C(=O)C(C)C

InChI

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

InChI key

AMIMRNSIRUDHCM-UHFFFAOYSA-N

vapor density

2.5 (vs air)

vapor pressure

66 mmHg ( 4.4 °C)

autoignition temp.

384 °F

expl. lim.

10 %, 25 °F
2 %, 32 °F

manufacturer/tradename

USP

refractive index

n20/D 1.374 (lit.)

bp

63 °C (lit.)

mp

−65 °C (lit.)

density

0.79 g/mL at 25 °C (lit.)

application(s)

pharmaceutical
pharmaceutical (small molecule)

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Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Application

Isobutyraldehyde USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monograph such as Isobutyl Alcohol

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

Other Notes

Sales restrictions may apply.

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

hcodes

H225,H319

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

-11.2 °F - closed cup

flash_point_c

-24 °C - closed cup

Regulatory Information

危险化学品
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