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Aromatic building blocks

Fenitrooxon

Also known as Fenitrooxone, O,O-Dimethyl O-(3-methyl-4-nitrophenyl)phosphate, Fenitroxon

CAS 2255-17-6Formula C9H12NO6PMolar mass 261.17 g/molEC 800-170-3
GHS signal word: Danger. Pictograms: Acute toxicity (severe)
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Fenitrooxon chemical structure, C9H12NO6P, CAS 2255-17-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
2255-17-6
Formula
C9H12NO6P
Molar mass
261.17 g/mol
EC number
800-170-3
HS code
291990
Category
Aromatic building blocks

What is Fenitrooxon?

Plain description, key identifiers and synonyms

Fenitrooxon is a chemical substance with the molecular formula C9H12NO6P and a molar mass of 261.17 g/mol. Its CAS registry number is 2255-17-6. The IUPAC name is dimethyl (3-methyl-4-nitrophenyl) phosphate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dimethyl (3-methyl-4-nitrophenyl) phosphate
CAS number
2255-17-6 CAS number cross-checked
EC number
800-170-3
Molecular formula
C9H12NO6P
InChIKey
MJNAIAPNXYJWCT-UHFFFAOYSA-N
InChI
InChI=1S/C9H12NO6P/c1-7-6-8(4-5-9(7)10(11)12)16-17(13,14-2)15-3/h4-6H,1-3H3
SMILES (canonical and isomeric)
CC1=C(C=CC(=C1)OP(=O)(OC)OC)[N+](=O)[O-]

Synonyms

  • Fenitrooxone
  • O,O-Dimethyl O-(3-methyl-4-nitrophenyl)phosphate
  • Fenitroxon
  • Fenitrothion oxon
  • Metaoxon
  • Sumioxon
  • Sumioxone
  • Fenitrothion-oxon
  • dimethyl (3-methyl-4-nitrophenyl) phosphate
  • 3-Methyl-4-nitrophenyl dimethyl phosphate
  • O,O-Dimethyl O-(3-methyl-4-nitrophenyl)phosphorate
  • BAY 42247
  • m-Cresol, 4-nitro-, dimethyl phosphate
  • Phosphoric acid, dimethyl 4-nitro-m-tolyl ester
  • Oxosumithion
  • Phosphoric acid, dimethyl 3-methyl-4-nitrophenyl ester
  • Oxo-Sumithion
  • FNO
  • 3-Methyldimethylparaoxon
  • Dimethyl 3-methyl-4-nitrophenyl phosphate
  • Dimethyl 4-nitro-m-tolyl phosphate
  • Dimethyl 3-methyl-4-nitrophenyl phosphate #
  • Fenitrothion-oxon 100 |Ig/mL in Acetonitrile
  • Dimethylphosphoric acid 3-Methyl-4-nitrophenyl
  • Fenitrothion-oxon 100 microg/mL in Acetonitrile
Show all 26 synonyms
  • O,O-Dimethyl O-(3-Methyl-4-nitrophenyl) Phosphate

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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
261.17 g/molcalc.
Exact mass
261.0402 Dacalc.
LogP (octanol/water)
2.68calc.
Topological polar surface area
87.9 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
5calc.
Heavy atoms
17calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.33calc.
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
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)

Hazard statements

  • H300Fatal if swallowed.
  • H332Harmful if inhaled.
Precautionary statements (11)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P317Get medical help.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

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

Fenitrooxon suppliers

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Fenitrooxon 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

Use classes: Pesticide transformation products.

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 Fenitrooxon is traded under.

HS 2919.90Indicative HS code

Phosphoric, and their salts, including lactophosphates, their halogenated, sulphonated, nitrated…

World exports in 2024
$940M
−0.7% vs 2023, imports $863M
2019 to 2024
Top exporters
  1. China55.6%
  2. Germany10.6%
  3. Italy6.2%
Top importers
  1. United States15.8%
  2. South Korea10.1%
  3. Germany6.4%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Fenitrooxon, based on the data on this page

What is Fenitrooxon?

Fenitrooxon is a chemical substance with the molecular formula C9H12NO6P and a molar mass of 261.17 g/mol. Its CAS registry number is 2255-17-6. The IUPAC name is dimethyl (3-methyl-4-nitrophenyl) phosphate.

What is the CAS number of Fenitrooxon?

The CAS registry number of Fenitrooxon is 2255-17-6.

What is the molecular formula and weight of Fenitrooxon?

The molecular formula of Fenitrooxon is C9H12NO6P and its molar mass is 261.17 g/mol.

What is Fenitrooxon used for?

Use classes: Pesticide transformation products.

Is Fenitrooxon hazardous?

Fenitrooxon carries the GHS signal word "Danger". Main hazards: fatal if swallowed, harmful if inhaled. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Fenitrooxon?

Fenitrooxon is usually classified under HS code 291990 (Phosphoric esters and their salts, including lactophosphates, their halogenated…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Fenitrooxon?

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What is the price of Fenitrooxon?

Suppliers quote Fenitrooxon 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 Fenitrooxon

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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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