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1.06798

Supelco

4-Nitrophenol

pH indicator

Synonym(s):

4-Nitrophenol, p-Nitrophenol, 1-Hydroxy-4-nitrobenzol

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About This Item

Empirical Formula (Hill Notation):
C6H5NO3
CAS Number:
Molecular Weight:
139.11
MDL number:
UNSPSC Code:
12352104
EC Index Number:
202-811-7
NACRES:
NA.21

product name

4-Nitrophenol, indicator

Quality Level

autoignition temp.

510 °C

potency

1024 mg/kg LD50, skin (Rat)

pH

4.4 (24 °C, 5 g/L in H2O)

bp

279 °C/1013 hPa (decomposition)

mp

110-114 °C

transition temp

flash point 169 °C

solubility

14.8 g/L

density

1.48 g/cm3 at 20 °C

bulk density

550 kg/m3

storage temp.

2-30°C

InChI

1S/C6H5NO3/c8-6-3-1-5(2-4-6)7(9)10/h1-4,8H

InChI key

BTJIUGUIPKRLHP-UHFFFAOYSA-N

Application


  • Controlled Glycolysis of Poly(ethylene terephthalate): Research shows that using Antimony(III) Oxide for controlled glycolysis of PET under microwave irradiation results in well-defined oligomers, demonstrating its potential for effective polymer degradation (Mohammadi et al., 2023).



Analysis Note

Assay (DSC (differential scanning calorimetry)): ≥ 99.5 %
Transition range: pH 5.4 - pH 7.5colourless - yellow
Appearance of solution: passes test
Melting point (DSC (differential scanning calorimetry)): 110 - 114 °C

Pictograms

Exclamation markHealth hazard

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - STOT RE 2 Oral

Storage Class Code

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

WGK

WGK 2

Flash Point(F)

336.2 °F - closed cup

Flash Point(C)

169.0 °C - closed cup


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Self-reactive substances
Nitro compounds
Hazardous rank II
2nd self-reactive materials

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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