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Merck

8.00421

4-Aminophenol

for synthesis

Synonym(s):

4-Aminophenol, 4-Hydroxyaniline

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About This Item

Linear Formula:
4-(NH2)C6H4OH
CAS Number:
Molecular Weight:
109.13
UNSPSC Code:
12352104
EC Index Number:
204-616-2
NACRES:
NA.22
MDL number:
Form:
solid
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vapor pressure

0.4 hPa ( 110 °C)

Quality Level

form

solid

autoignition temp.

>250 °C

potency

375 mg/kg LD50, oral (Rat), >10000 mg/kg LD50, skin (Rabbit)

bp

284 °C/1013 hPa (decomposition)

mp

190 °C

transition temp

flash point 195 °C

solubility

16 g/L

storage temp.

2-30°C

SMILES string

[N+H3]c1ccc(cc1)[O-]

InChI

1S/C6H7NO/c7-5-1-3-6(8)4-2-5/h1-4,8H,7H2

InChI key

PLIKAWJENQZMHA-UHFFFAOYSA-N

Application

<ul>
<li><strong><strong>Advances in photothermal and plasmonic catalysis:</strong></strong> 4-Aminophenol is commonly used as a vital chemical precursor in the manufacturing of preservatives, drugs, desiccants and photographic developers (Li et al., 2024).</li>
</ul>

Analysis Note

Assay (HClO₄): ≥ 99.0 %
Identity (IR): passes test


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Warning

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Muta. 2 - Skin Sens. 1 - STOT RE 2

target_organs

Kidney

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects



Certificates of Analysis (COA)

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