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We are leading Manufacturers, Suppliers & Exporters of Quinaldine. Quinaldine is also called 2-methylquinoline is a simple derivative of a heterocyclic compound quinoline.
IUPAC Name: 2-methylquinoline
Synonyms of Quinaldine :-
  • Quinaldine
  • Khinaldin
  • Chinaldine
  • Methylquinoline
  • Quinoline
  • 2-methyl
  • Quinoline
  • methyl
  • 2-Methylchinolin [Czech]
  • CCRIS 1155
  • Q2125_SIGMA
  • WLN: T66 BNJ C1
  • 22550_FLUKA
  • NSC 3397
  • EINECS 202-085-1
  • NSC3397
  • AIDS020531
  • AIDS-020531
  • 90%
  • BRN 0110309
Quinaldine is used in the preparation of oil soluble dyes. These dyes are used in colours for petroleum products, plastic synthetic fibres and smoke colours. Quinaldine is also used in the production of Quinoline Yellow WS, a food color. Quinaldine Sulphate is used as anaesthetic in the transportation of Fish. Quinaldic Acid is an intermediate in the production of antiviral drugs and narrow range pH indicator.
Quinaldine or 2-methylquinoline is a simple derivative of a heterocyclic compound
Quinaldine is used in anti-malaria drugs, in manufacturing dyes, food colorants (e.g. Quinoline Yellow WS), pharmaceuticals, pH indicators.
Quinaldinesulfate is an anaesthetic used in fish transportation.

Product Name :- Quinaldine
CAS# :- 91-63-4
Synonym :- 2-Methylquinoline
Chemical Name :- Quinaldine
Chemical Formula :- C10-H9-N

2: Composition and Information on Ingredients

Composition :-

Name CAS # % by Weight
Quinaldine 91-63-4 100%

ToxicologicalData on Ingredients :-

Quinaldine: ORAL (LD50): Acute: 1230 mg/kg [Rat]. DERMAL (LD50): Acute: 1978.5 mg/kg [Rabbit].

Hazards Identification

Potential Health Effects :-

Hazardous in case of eye contact ( irritant ) of ignition , of inhalation ( lung irritation). Slightly hazardous in case of skin contact (irritation, permeator)

First Aid Measures

Eye Contact :-

Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at least 15 minutes. Cold water may be used. Get medical attention immediately.

Skin Contact :-

In case of contact, immediately flush skin with plenty of water. Remove contaminated clothing and shoes. Cold water may be used. Wash clothing before reuse. Thoroughly clean shoes before reuse.

Inhalation :-

If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical attention.

Fire Fighting Measure

Flammability of the Product :-


Flash Points :-

Closed CUP: 79.4 C.

Products of Combustion :-

These products are carbon oxides ( CO, C02.)

Fire Hazards in Presence of Various Substances :-

Highly flammable in presence of open flames and sparks, of heat. Non-flammable in presence of shocks.

Fire Fighting Media and Instructions :-

Flammable in presence of open flames and sparks of heat. Non-flammable in presence of shocks.

Fire fighting Media and instructions :-

Small Fire: Use DRY chemical powder.
Large Fire: Use water spray, fog or foam. Do not use water jet.

Accidental Release Measures

Small Spill :-

Dilute with water and mop up, or absorb with an inert dry material and place in an appropriate waste disposal container. Finish cleaning by spreading water on the contaminated surface and dispose of according to local and regional authority requirements.

Large Spill :-

Combustible material. Keep away from heat. Keep away from sources of ignition.

Handling and Storage

Precautions :-

Keep locked up. Keep away from heat. Keep away from sources of ignition. Do not breathe gas/fumes/vapor/spray. Avoid contact with eyes. Water suitable protective clothing. In case of insufficient ventilation, wear suitable respiratory equipment. If ingested, seek medical advice immediately and show the container or the label.

Storage :-

Air and Moisture Sensitive. Light Sensitive. Store in light-resistant container. Keep container in a cool, well-ventilated area. Keep container tightly closed and sealed until ready for use.

Exposure Controls/Personal Protection

Engineering Controls :-

Ensure that eyewash stations and safety showers are proximal to the work-station location.

Personal Protection :-

Goggles.Lab coat.Vapor respirator. Be sure to use an approved/certified respirator or equivalent. Gloves.

Physical and Chemical Properties

Physical state and appearance :-

Liquid. (only liquid).

Odor :-

Not available

Molecular Weight :-

143.19 g/mole.

Color :-

Colorless to light yellow.

pH (1% soln/water) :-

Not available.

Boiling Point :-


Specific Gravity :-

1.058 (Water = 1).

Solubility :-

Partially soluble in cold water.

Stability and Reactivity Data

Stability :-

The product is stable.

Conditions of Instability :-

Ignition Sources, excess heat, incompatible, moisture, air.

Incompatibility with various substances :-

Reactive with oxidizing agents, acids. Slightly reactive to reactive with moisture.

Special Remarks on Reactivity :-

Air and Moisture Sensitive. Light Sensitive. Incompatible with strong oxidizing, agents, acids, and acid chlorides and acid anhydrides.

Toxicological Information

Routes of Entry :-

Absorbed through skin. Eye contact.

Toxicity to Animals :-

Acute oral toxicity (LD50): 1230 mg/kg [Rat]. Acute dermal toxicity (LD50): 1978.5 mg/kg [rabbit].

Toxic Effects on Humans :-

Hazardous in case of ingestion, of inhalation (lung irritant). Slightly hazardous in case of skin contact (irritant, permeator).

Acute Potential Health Effects :-

Skin: May cause skin irritation. May be harmful if absorbed through skin. Eyes: Cause eye irritation.
Ingestion: May be harmful if swallowed. Causes gastrointestinal tract irritation.
Inhalation: Causes respiratory tract and mucous membrane irritation. May affect Central Nervous System.

Ecological Information

Ecotoxicity :-

Not available.

BOD5 and COD :-

Not available.

Toxicity of the Products of Biodegradation :-

The products of degradation are less toxic than the product itself.

Disposal Considerations

Waste Disposal :-

Waste must be disposed of in accordance with federal, state and local environmental control regulations.

Transport Information

Federal and State Regulations :-

TSCA 8(b) inventory : Quinaldine.

Other Regulations:-

OSHA: Hazardous by definition of Hazard Communication Standard.
EINECS: This product is on the European Inventory of Existing Commercial Chemical Substances.

Other Classification :-

WHMIS (Canada) :-

CLASS B-3: Combustible liquid with a flash point between 37.80C and 93.30C.


  • R20/21/22 – Harmful by inhalation, in contact with skin and if swallowed.
  • R37/38 – Irritating to respiratory system and skin.
  • R40 – Possible risks of irreversible effects.
  • R41 – Risk of serious damage to eyes.
  • S23 – Do not breathe gas/fumes/vapor/spray
  • S24/25 – Avoid contact with skin and eyes.
  • S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
  • S36 – Wear suitable protective clothing.

HMIS (U.S.A.) :-

  • Health Hazard: 2
  • Fire Hazard: 2
  • Reactivity: 0
  • Personal Protection: h

National Fire Protection Association (U.S.A.) :-

  • Health: 2
  • Flammability: 2
  • Reactivity: 0
  • Specific hazard:

Protective Equipment :-

Gloves, Lab Coat, Vapor respirator. Be sure to use an approved/certified respirator or equivalent. Wear appropriate respirator when ventilation is inadequate. Splash goggles.
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