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Merck
CN

1084259

USP

Butyraldehyde

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

Butanal

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About This Item

Linear Formula:
CH3CH2CH2CHO
CAS Number:
123-72-8
Molecular Weight:
72.11
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329749189
MDL number:
MFCD00007023
Beilstein/REAXYS Number:
506061

Key Documents

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InChI

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

SMILES string

[H]C(=O)CCC

InChI key

ZTQSAGDEMFDKMZ-UHFFFAOYSA-N

grade

pharmaceutical primary standard

vapor density

2.5 (vs air)

vapor pressure

90 mmHg ( 20 °C)

API family

butyraldehyde

autoignition temp.

390 °F

expl. lim.

12.5 %

manufacturer/tradename

USP

bp

75 °C (lit.)

mp

−96 °C (lit.)

density

0.8 g/mL at 25 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

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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.

Application

Butyraldehyde 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
  • Butyl Alcohol

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.  ​

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

flash_point_f

12.2 °F - closed cup

flash_point_c

-11 °C - closed cup

Regulatory Information

危险化学品
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