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8.00476

Sigma-Aldrich

4-Chlorobenzoic acid

for synthesis

Synonym(s):

4-Chlorobenzoic acid

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About This Item

Linear Formula:
4-(Cl)C6H4COOH
CAS Number:
Molecular Weight:
156.57
MDL number:
UNSPSC Code:
12352106
EC Index Number:
200-805-9

Assay

≥98.0% (acidimetric)

form

powder

autoignition temp.

545 °C

potency

1170 mg/kg LD50, oral (Rat)

pH

4.3 (20 °C, 0.08 g/L in H2O)

bp

274-276 °C/1013 hPa

mp

237-240 °C

transition temp

flash point 238 °C

solubility

0.08 g/L

density

1.54 g/cm3 at 24 °C

bulk density

350 kg/m3

storage temp.

2-30°C

InChI

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

InChI key

XRHGYUZYPHTUJZ-UHFFFAOYSA-N

Application

4-Chlorobenzoic acid for synthesis. CAS 74-11-3, chemical formula 4-(Cl)C₆H₄COOH.

Analysis Note

Assay (acidimetric): ≥ 98.0 %
Melting range (lower value): ≥ 237 °C
Melting range (upper value): ≤ 241 °C
Identity (IR): passes test

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(C)

238 °C


Certificates of Analysis (COA)

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