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Merck

8.02453

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
UNSPSC Code:
12352114
EC Index Number:
203-247-4
NACRES:
NA.22
MDL number:
Assay:
≥98.0% (GC)
Form:
solid
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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

SMILES string

Clc1ccc(cc1)C=O

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.


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signalword

Warning

pictograms

Exclamation markEnvironment

Hazard Classifications

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

Storage Class

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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