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Heterocyclic building blocks

8-Fluorocinnoline

Also known as Cinnoline, 8-fluoro- (9CI), Cinnoline, 8-fluoro-

CAS 67888-33-9Formula C8H5FN2Molar mass 148.14 g/molEC 843-619-9
GHS signal word: Warning. Pictograms: Harmful or irritant
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8-Fluorocinnoline chemical structure, C8H5FN2, CAS 67888-33-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
67888-33-9
Formula
C8H5FN2
Molar mass
148.14 g/mol
EC number
843-619-9
HS code
293399
Category
Heterocyclic building blocks

What is 8-Fluorocinnoline?

Plain description, key identifiers and synonyms

8-Fluorocinnoline is a chemical substance with the molecular formula C8H5FN2 and a molar mass of 148.14 g/mol. Its CAS registry number is 67888-33-9.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
8-fluorocinnoline
CAS number
67888-33-9
EC number
843-619-9
Molecular formula
C8H5FN2
InChIKey
XRQVZNNVNYZTPC-UHFFFAOYSA-N
InChI
InChI=1S/C8H5FN2/c9-7-3-1-2-6-4-5-10-11-8(6)7/h1-5H
SMILES (canonical and isomeric)
C1=CC2=C(C(=C1)F)N=NC=C2

Synonyms

  • Cinnoline, 8-fluoro- (9CI)
  • Cinnoline, 8-fluoro-

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
148.14 g/molcalc.
Exact mass
148.0437 Dacalc.
LogP (octanol/water)
1.77calc.
Topological polar surface area
25.78 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
11calc.
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, c1ccc2nnccc2c1

c1ccc2nnccc2c1

2 rings, 10 atoms, the Cinnoline ring system.

502 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.

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

8-Fluorocinnoline suppliers

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8-Fluorocinnoline 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

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 8-Fluorocinnoline is traded under.

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

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

The HS code shown for 8-Fluorocinnoline is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 8-Fluorocinnoline, based on the data on this page

What is 8-Fluorocinnoline?

8-Fluorocinnoline is a chemical substance with the molecular formula C8H5FN2 and a molar mass of 148.14 g/mol. Its CAS registry number is 67888-33-9.

What is the CAS number of 8-Fluorocinnoline?

The CAS registry number of 8-Fluorocinnoline is 67888-33-9.

What is the molecular formula and weight of 8-Fluorocinnoline?

The molecular formula of 8-Fluorocinnoline is C8H5FN2 and its molar mass is 148.14 g/mol.

What is 8-Fluorocinnoline used for?

Known uses and roles of 8-Fluorocinnoline include building blocks in research and laboratory and screening compounds in research and laboratory.

Is 8-Fluorocinnoline hazardous?

8-Fluorocinnoline 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 8-Fluorocinnoline?

8-Fluorocinnoline is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 8-Fluorocinnoline?

Post a free request on CompoundList and suppliers of 8-Fluorocinnoline will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 8-Fluorocinnoline?

Suppliers quote 8-Fluorocinnoline 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 8-Fluorocinnoline

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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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