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8.02453

Sigma-Aldrich

4-Chlorobenzaldehyde

for synthesis

Synonym(s):

4-Chlorobenzaldehyde

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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

Related Categories

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

Signal Word

Warning

Hazard Classifications

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

197.6 °F - closed cup

Flash Point(C)

92 °C - closed cup


Certificates of Analysis (COA)

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