Aniline, p-butyl-N-(p-methoxybenzylidene)

  • Benzeneamine, 4-butyl-N-((4-methoxyphenyl)methylene)
  • DL-1047-N
  • MBBA
  • 4-Methoxybenzylidene-4'-n-butylaniline
Formula
C18H21NO
Structure
Description
Cloudy light yellow liquid.

Registry Numbers and Inventories.
CAS
26227-73-6
EC (EINECS/ELINCS)
247-527-4
RTECS
BW9550000
RTECS class
Mutagen
Beilstein/Gmelin
790714
Canada DSL/NDSL
NDSL
US TSCA
Listed
Japan ENCS (MITI)
Listed

Properties.
Formula
C18H21NO
Formula mass
267.37
Melting point, °C
21
Boiling point, °C
403
Vapor pressure, mmHg
2E-6 (25 C)
Density
1.02 g/cm3
Solubility in water
Insoluble
Partition coefficient, pKow
5.08
Heat of vaporization
63.0 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
Handling
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Use only in a chemical fume hood.
Protection
Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear a chemical apron.
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.
Stability
No data.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, oxides of nitrogen, carbon dioxide.

Fire.
Flash Point,°C
160
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.
Fire potential
This chemical is combustible.

Health.
Exposure effects
Absorption into the body leads to the formation of methemoglobin which in sufficient concentrations causes cyanosis.
   Ingestion
No information found.
   Inhalation
Causes respiratory tract irritation.
   Skin
Causes skin irritation.
   Eyes
Causes eye irritation.

First aid
 
   Ingestion
Get medical aid. Wash mouth out with water.
   Inhalation
Remove from exposure to fresh air immediately.
   Skin
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids.

Transport.