Skip to Content
MilliporeSigma
All Photos(1)

Documents

8.02453

Sigma-Aldrich

4-Chlorobenzaldehyde

for synthesis

Synonym(s):

4-Chlorobenzaldehyde

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C7H5ClO
CAS Number:
Molecular Weight:
140.57
MDL number:
UNSPSC Code:
12352114
EC Index Number:
203-247-4
NACRES:
NA.22

vapor pressure

0.9 hPa ( 20 °C)

Quality Level

assay

≥98.0% (GC)

form

solid

autoignition temp.

302 °C

potency

840 mg/kg LD50, oral (Rat)
5000 mg/kg LD50, skin (Rat)

bp

216.3 °C/1013.25 hPa

mp

47.1 °C

transition temp

flash point 92 °C

solubility

919 g/L

density

1.19 g/cm3 at 60 °C

storage temp.

2-30°C

InChI

1S/C7H5ClO/c8-7-3-1-6(5-9)2-4-7/h1-5H

InChI key

AVPYQKSLYISFPO-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Melting range (lower value): ≥ 45 °C
Melting range (upper value): ≤ 48 °C
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

pictograms

Exclamation markEnvironment

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - Skin Irrit. 2 - Skin Sens. 1

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

197.6 °F - closed cup

flash_point_c

92 °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