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Aromatic building blocks

3,4'-Dinitrobiphenyl

Also known as 3,4'-Dinitro-1,1'-biphenyl, 1,1'-Biphenyl, 3,4'-dinitro-, Biphenyl, 3,4'-dinitro-

CAS 6311-43-9Formula C12H8N2O4Molar mass 244.21 g/molEC 661-655-1
GHS signal word: Danger. Pictograms: Corrosive, Harmful or irritant
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3,4'-Dinitrobiphenyl chemical structure, C12H8N2O4, CAS 6311-43-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
6311-43-9
Formula
C12H8N2O4
Molar mass
244.21 g/mol
EC number
661-655-1
HS code
290420
Category
Aromatic building blocks

What is 3,4'-Dinitrobiphenyl?

Plain description, key identifiers and synonyms

3,4'-Dinitrobiphenyl is a chemical substance with the molecular formula C12H8N2O4 and a molar mass of 244.21 g/mol. Its CAS registry number is 6311-43-9. The IUPAC name is 1-nitro-3-(4-nitrophenyl)benzene.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-nitro-3-(4-nitrophenyl)benzene
CAS number
6311-43-9 CAS number cross-checked
EC number
661-655-1
Molecular formula
C12H8N2O4
UNII
J1209AC0XE
InChIKey
LTPDHLOPQDBSOL-UHFFFAOYSA-N
InChI
InChI=1S/C12H8N2O4/c15-13(16)11-6-4-9(5-7-11)10-2-1-3-12(8-10)14(17)18/h1-8H
SMILES (canonical and isomeric)
C1=CC(=CC(=C1)[N+](=O)[O-])C2=CC=C(C=C2)[N+](=O)[O-]

Synonyms

  • 3,4'-Dinitro-1,1'-biphenyl
  • 1,1'-Biphenyl, 3,4'-dinitro-
  • Biphenyl, 3,4'-dinitro-
  • 4-05-00-01827 (Beilstein Handbook Reference)
  • 1,1'-Biphenyl, 3,4'-dinitro-(9CI)
  • 1,1'-Biphenyl, 3,4'-dinitro- (9CI)
  • 1, 3,4'-dinitro-

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
244.21 g/molcalc.
Exact mass
244.0484 Dacalc.
LogP (octanol/water)
3.17calc.
Topological polar surface area
86.28 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
3calc.
Heavy atoms
18calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0calc.
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, c1ccc(-c2ccccc2)cc1

c1ccc(-c2ccccc2)cc1

2 rings, 12 atoms, the Biphenyl ring system.

32,228 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H315Causes skin irritation.
  • H318Causes serious eye damage.
  • H335May cause respiratory irritation.
Precautionary statements (16)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P317Get medical help.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: 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.

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

3,4'-Dinitrobiphenyl suppliers

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3,4'-Dinitrobiphenyl price

Indicative price range per kg from live supplier offers

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Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

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 3,4'-Dinitrobiphenyl is traded under.

HS 2904.20Indicative HS code

Derivatives containing only nitro or only nitroso groups

World exports in 2024
$440M
+46.4% vs 2023, imports $463M
2019 to 2024
Top exporters
  1. Germany27.6%
  2. Poland17.1%
  3. Portugal16.0%
Top importers
  1. Belgium34.0%
  2. United States11.0%
  3. Germany9.1%
Reported customs values in USD, not prices.Full trade data

The HS code shown for 3,4'-Dinitrobiphenyl is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 3,4'-Dinitrobiphenyl, based on the data on this page

What is 3,4'-Dinitrobiphenyl?

3,4'-Dinitrobiphenyl is a chemical substance with the molecular formula C12H8N2O4 and a molar mass of 244.21 g/mol. Its CAS registry number is 6311-43-9. The IUPAC name is 1-nitro-3-(4-nitrophenyl)benzene.

What is the CAS number of 3,4'-Dinitrobiphenyl?

The CAS registry number of 3,4'-Dinitrobiphenyl is 6311-43-9.

What is the molecular formula and weight of 3,4'-Dinitrobiphenyl?

The molecular formula of 3,4'-Dinitrobiphenyl is C12H8N2O4 and its molar mass is 244.21 g/mol.

What is 3,4'-Dinitrobiphenyl used for?

Known uses and roles of 3,4'-Dinitrobiphenyl include building blocks in research and laboratory and screening compounds in research and laboratory.

Is 3,4'-Dinitrobiphenyl hazardous?

3,4'-Dinitrobiphenyl carries the GHS signal word "Danger". Main hazards: causes skin irritation, causes serious eye damage, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 3,4'-Dinitrobiphenyl?

3,4'-Dinitrobiphenyl is usually classified under HS code 290420 (Derivatives containing only nitro or only nitroso groups). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 3,4'-Dinitrobiphenyl?

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What is the price of 3,4'-Dinitrobiphenyl?

Suppliers quote 3,4'-Dinitrobiphenyl 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 3,4'-Dinitrobiphenyl

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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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