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4,4'-Methylenebis(N,N-dimethylaniline) Basic information
4,4'-Methylenebis(N,N-dimethylaniline) Chemical Properties
  • Melting point:88-89 °C(lit.)
  • Boiling point:390 °C
  • Density 1.0344 (rough estimate)
  • refractive index 1.5794 (estimate)
  • Flash point:178 °C
  • storage temp. 2-8°C
  • pka5.57±0.12(Predicted)
  • form Crystalline Powder, Crystals and/or Chunks
  • color Off-white or light gray or beige-brown
  • Water Solubility Insoluble
  • Merck 14,6176
  • BRN 479956
  • Stability:Stable. Combustible. Incompatible with strong oxidizing agents, acids, acid chlorides, acid anhydrides, active metals, oxides, chlorates, halogenated compounds, iron chloride, nitro acompounds, peroxides, strong ammonia solution, sulfides, vinyl polymers.
  • CAS DataBase Reference101-61-1(CAS DataBase Reference)
  • NIST Chemistry ReferenceBenzenamine, 4,4'-methylenebis[N,N-dimethyl-(101-61-1)
  • EPA Substance Registry System4,4'-Methylenebis[N,N-dimethylaniline] (101-61-1)
Safety Information
4,4'-Methylenebis(N,N-dimethylaniline) Usage And Synthesis
  • Chemical Propertiesyellow to tan crystals
  • Chemical Properties4,40 -Methylenebis(N,N-dimethyl)benzenamine is a yellow crystalline compound.
  • UsesHas been used in manufacture of dyes. As reagent for lead: Dtsch. Med. Wochenschr. 52, 1855 (1926).
  • General DescriptionYellowish glistening leaflets or plates or tan crystals. Weak odor. Sublimes without decomposition.
  • Air & Water ReactionsInsoluble in water.
  • Reactivity Profile4,4'-Methylenebis(N,N-dimethylaniline) is incompatible with acids, acid chlorides, acid anhydrides and oxidizing agents. 4,4'-Methylenebis(N,N-dimethylaniline) is also incompatible with active metals, potassium, oxides, chlorates, halogenated compounds, iron chloride, nitro compounds, peroxides, strong ammonia solutions, sulfides and vinyl polymers .
  • Fire Hazard4,4'-Methylenebis(N,N-dimethylaniline) is combustible.
  • Safety ProfileConfirmed carcinogen with experimental carcinogenic, neoplastigenic, and tumorigenic data. Moderately toxic by ingestion. Mutation data reported. A flammable liquid. When heated to decomposition it emits toxic fumes of NOx.
  • Potential Exposure4,40 -methylenebis(N,N-dimethyl) benzenamine is used as an intermediate in dye manufacture and as an analytical reagent in the determination of lead.
  • Carcinogenicity4,4′-Methylenebis(N,N-dimethyl)benzenamine is reasonably anticipated to be a human carcinogen based on sufficient evidence of carcinogenicity from studies in experimental animals.
  • ShippingUN3259 Amines, solid, corrosive, n.o.s, or Polyamines, solid, corrosive, n.o.s., Hazard class: 8; Labels: 8-Corrosive material, Technical Name Required. UN3077 Environmentally hazardous substances, solid, n.o.s., Hazard class: 9; Labels: 9-Miscellaneous hazardous material, Technical Name Required.
  • Purification MethodsCrystallise the base from EtOH (2mL/g) or 95% EtOH (ca 12mL/g). It sublimes on heating. [Beilstein 13 IV 390.]
  • IncompatibilitiesStrong acids, oxidizers, acid chlorides; acid anhydrides.
4,4'-Methylenebis(N,N-dimethylaniline) Preparation Products And Raw materials
4,4'-Methylenebis(N,N-dimethylaniline)(101-61-1)Related Product Information
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