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Impurities and reference standards

p-Nitroacetophenone

Also known as 4'-Nitroacetophenone, 1-(4-Nitrophenyl)ethanone, 4-Nitroacetophenone

CAS 100-19-6Formula C8H7NO3Molar mass 165.15 g/molEC 202-827-4
GHS signal word: Warning. Pictograms: Harmful or irritant 21 suppliers listed
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p-Nitroacetophenone chemical structure, C8H7NO3, CAS 100-19-6
2D chemical structure

Key facts

What buyers check first

All properties
Physical form
Crystals
Melting point
80 to 82.2
Boiling point
202.2 °C
HS code
291479
Category
Impurities and reference standards
UN number
UN 2811
Illustrative photo, 25 kg white woven sacks of powder on a pallet in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is p-Nitroacetophenone?

Plain description, key identifiers and synonyms

4-nitroacetophenone is a member of the class of acetophenones that is acetophenone substituted at the para-position by a nitro group. It is a member of acetophenones and a C-nitro compound.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-(4-nitrophenyl)ethanone
CAS number
100-19-6 CAS number cross-checked
EC number
202-827-4
Molecular formula
C8H7NO3
UNII
4FM2J8HQ27
MDL number
MFCD00007355
InChIKey
YQYGPGKTNQNXMH-UHFFFAOYSA-N
InChI
InChI=1S/C8H7NO3/c1-6(10)7-2-4-8(5-3-7)9(11)12/h2-5H,1H3
SMILES (canonical and isomeric)
CC(=O)C1=CC=C(C=C1)[N+](=O)[O-]

Synonyms

  • 4'-Nitroacetophenone
  • 1-(4-Nitrophenyl)ethanone
  • 4-Nitroacetophenone
  • p-Acetylnitrobenzene
  • Ethanone, 1-(4-nitrophenyl)-
  • p-Nitrophenyl methyl ketone
  • Paranitroacetophenone
  • PNAP
  • Acetophenone, 4'-nitro-
  • Methyl-p-nitrophenyl ketone
  • 4-Acetylnitrobenzene
  • 1-Acetyl-4-nitrobenzene
  • 4-nitrophenyl methyl ketone
  • Methyl 4-nitrophenyl ketone
  • Methyl p-nitrophenyl ketone
  • 1-(4-Nitrophenyl)ethan-1-one
  • 4-nitro acetophenone
  • 4-nitrophenylacetoaldehyde
  • Acetophenone, p-nitro-
  • 4 inverted exclamation marka-Nitroacetophenone
  • 4nitro acetophenone
  • p-nitro acetophenone
  • p-nitrobenzoyl group
  • p-Nitro-acetophenone
  • Clenbuterol impurity 10
Show all 33 synonyms
  • Para-nitroacetophenone
  • 1-(4-nitro-phenyl)ethanone
  • 1-(4-nitrophenyl)-ethanone
  • 4'-Nitroacetophenone, 98%
  • Nitroacetophenone, p-
  • 1-(4-Nitro-phenyl)-ethanone
  • 1-(4-Nitrophenyl)ethanone #
  • 4 inverted exclamation mark -Nitroacetophenone

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Physical form
Crystalsexp.
Melting point
80 to 82.2exp.
Boiling point
202.2 °Cexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
165.15 g/molcalc.
Exact mass
165.0426 Dacalc.
LogP (octanol/water)
1.8calc.
Topological polar surface area
60.21 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
2calc.
Heavy atoms
12calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.13calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (19)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2811

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

p-Nitroacetophenone suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 21 suppliers
21 of 21 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

21 suppliers in 7 countries

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p-Nitroacetophenone price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Radiation-Sensitizing Agents

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code p-Nitroacetophenone is traded under.

HS 2914.79Indicative HS code

Halogenated, sulphonated, nitrated or nitrosated derivatives, other

World exports in 2024
$558M
−12.1% vs 2023, imports $608M
2019 to 2024
Top exporters
  1. China41.2%
  2. India * partner reported28.7%
  3. Germany16.7%
Top importers
  1. United States29.1%
  2. Italy9.9%
  3. Switzerland * partner reported8.8%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for p-Nitroacetophenone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about p-Nitroacetophenone, based on the data on this page

What is p-Nitroacetophenone?

4-nitroacetophenone is a member of the class of acetophenones that is acetophenone substituted at the para-position by a nitro group. It is a member of acetophenones and a C-nitro compound.

What is the CAS number of p-Nitroacetophenone?

The CAS registry number of p-Nitroacetophenone is 100-19-6.

What is the molecular formula and weight of p-Nitroacetophenone?

The molecular formula of p-Nitroacetophenone is C8H7NO3 and its molar mass is 165.15 g/mol.

What is p-Nitroacetophenone used for?

Known uses and roles of p-Nitroacetophenone include radiation-sensitizing agents.

Is p-Nitroacetophenone hazardous?

p-Nitroacetophenone carries the GHS signal word "Warning". Main hazards: harmful if swallowed, causes skin irritation, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of p-Nitroacetophenone?

p-Nitroacetophenone is usually classified under HS code 291479 (Halogenated, sulphonated, nitrated or nitrosated derivatives, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy p-Nitroacetophenone?

CompoundList lists 21 suppliers of p-Nitroacetophenone in China, United States, Hong Kong, India and 3 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy p-Nitroacetophenone in India?

2 suppliers in India list p-Nitroacetophenone on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of p-Nitroacetophenone?

Suppliers quote p-Nitroacetophenone on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle p-Nitroacetophenone

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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