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Merck
CN

8.00463

2-Chlorobenzoic acid

for synthesis

Synonym(s):

2-Chlorobenzoic acid

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About This Item

Linear Formula:
2-(Cl)C6H4COOH
CAS Number:
Molecular Weight:
156.57
EC Index Number:
204-285-4
UNSPSC Code:
12352106
MDL number:
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vapor pressure

0.001 hPa ( 25 °C)

Quality Segment

assay

≥98.0% (acidimetric)

autoignition temp.

530 °C

potency

2465 mg/kg LD50, oral (Rat)

pH

3.4 (20 °C, 0.2 g/L in H2O)

bp

284-286 °C/1013 hPa

mp

139-142 °C

transition temp

flash point 173 °C

solubility

2.1 g/L

density

1.544 g/cm3 at 20 °C

bulk density

600 kg/m3

InChI

1S/C7H5ClO2/c8-6-4-2-1-3-5(6)7(9)10/h1-4H,(H,9,10)

InChI key

IKCLCGXPQILATA-UHFFFAOYSA-N

Analysis Note

Assay (acidimetric): ≥ 98.0 %
Melting range (lower value): ≥ 139 °C
Melting range (upper value): ≤ 142 °C
Identity (IR): passes test


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pictograms

CorrosionExclamation mark

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

343.4 °F

flash_point_c

173 °C

signalword

Danger



Certificates of Analysis (COA)

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