Article · Wikipedia archive · Last revised Jun 11, 2026

MBBA

N-(4-Methoxybenzylidene)-4-butylaniline (MBBA) is an organic compound often used as a liquid crystal.

Last revised
Jun 11, 2026
Read time
≈ 1 min
Length
132 w
Citations
2
Source
Wikipedia ↗
MBBA
Structural formula of MBBA
source ↗
Ball-and-stick model of the MBBA molecule
source ↗
Names
Preferred IUPAC name
N-(4-Butylphenyl)-1-(4-methoxyphenyl)methanimine
Identifiers
3D model (JSmol)
ChemSpider
UNII
  • InChI=1S/C18H21NO/c1-3-4-5-15-6-10-17(11-7-15)19-14-16-8-12-18(20-2)13-9-16/h6-14H,3-5H2,1-2H3/b19-14+ checkY
    Key: FEIWNULTQYHCDN-XMHGGMMESA-N checkY
  • InChI=1/C18H21NO/c1-3-4-5-15-6-10-17(11-7-15)19-14-16-8-12-18(20-2)13-9-16/h6-14H,3-5H2,1-2H3/b19-14+
    Key: FEIWNULTQYHCDN-XMHGGMMEBZ
  • CCCCC1=CC=C(C=C1)N=CC2=CC=C(C=C2)OC
Properties
C18H21NO
Molar mass 267.372 g·mol−1
Appearance Turbid yellow liquid
Density 1.027 g/mL at 25 °C1
Hazards
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 0: Exposure under fire conditions would offer no hazard beyond that of ordinary combustible material. E.g. sodium chlorideFlammability 1: Must be pre-heated before ignition can occur. Flash point over 93 °C (200 °F). E.g. canola oilInstability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
source ↗
0
1
0
Flash point 113 °C (235 °F)1
Safety data sheet (SDS) Sigma-Aldrich
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
checkY verify (what is checkY☒N ?)

N-(4-Methoxybenzylidene)-4-butylaniline (MBBA) is an organic compound often used as a liquid crystal.

References

References

  1. "N-(4-Methoxybenzylidene)-4-butylaniline". sigmaaldrich.com. Retrieved 12 February 2015.
External links