Eugenol

  • Allylguaiacol
  • p-Allylguaiacol
  • 4-Allylguaiacol
  • 5-Allylguaiacol
  • 4-Allyl-1-hydroxy-2-methoxybenzene
  • 4-Allyl-2-methoxyphenol
Formula
C3H5(C6H3OH)OCH3
Structure
Description
Clear colorless pale yellow or amber-colored liquid. Odor of cloves. Spicy pungent taste.
Uses
In perfumery instead of oil of cloves, manufacture of vanillin, insect attractant.

Registry Numbers and Inventories.
CAS
97-53-0
EC (EINECS/ELINCS)
202-589-1
EC Class
harmful
R 36/38
RTECS
SJ4375000
RTECS class
Agricultural Chemical and Pesticide; Tumorigen; Mutagen; Primary Irritant
Merck
13,3931
Beilstein/Gmelin
1366759
Beilstein Reference
4-06-00-06337
EPA OPP
102701
Swiss Giftliste 1
G-1066
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C10H12O2
Formula mass
164.21
Melting point, °C
-10
Boiling point, °C
255
Vapor pressure, mmHg
0.01 (25 C)
Density
1.0652 g/cm3 (20 C)
Solubility in water
Insoluble
Viscosity
6.93 cp (25 C)
Refractive index
1.544
pKa/pKb
10.19 (pKa)
Partition coefficient, pKow
2.27
Heat of vaporization
51.2 kJ/mol
Heat of combustion
-5388 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container. Storage under a nitrogen blanket has been recommended.
Handling
Wash thoroughly after handling. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Use only in a chemical fume hood.
Protection
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Respirators
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Small spills/leaks
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container. Wash area with soap and water. Clean up spills immediately, using the appropriate protective equipment. Provide ventilation.
Stability
Substance undergoes color change upon exposure to air.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, carbon dioxide, acrid smoke and fumes.

Fire.
Flash Point,°C
120
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. To extinguish fire use water spray, dry chemical, carbon dioxide, or appropriate foam.
Fire potential
This chemical is combustible.

Health.
Poison_Class
4
Exposure effects
This is an experimental neoplastigen, tumorigen, and carcinogen.
   Ingestion
May cause gastrointestinal irritation with nausea, vomiting and diarrhea. May be harmful if swallowed.
   Inhalation
Causes respiratory tract irritation.
   Skin
Causes skin irritation. May cause skin sensitization, an allergic reaction, which becomes evident upon re-exposure to this material.
   Eyes
Causes eye irritation.

First aid
 
   Ingestion
Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
   Inhalation
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
   Skin
Get medical aid. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.

Transport.
20. Alcohols. Glycols
HS Code
2909 50 90