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  • N,N-Dimethylaniline CAS#121-69-7
  • N,N-Dimethylaniline CAS#121-69-7
  • N,N-Dimethylaniline CAS#121-69-7
  • N,N-Dimethylaniline CAS#121-69-7
  • N,N-Dimethylaniline CAS#121-69-7

›

N,N-Dimethylaniline CAS#121-69-7

N,N-Dimethylaniline CAS#121-69-7

Basic Information

Versatile Tertiary Amine Structure: Functions as a tertiary amine with strong reactivity, making it useful in various chemical synthesis processes.


Good Solubility in Organic Solvents: Highly soluble in ethanol, chloroform, ether, and aromatic solvents, supporting flexible formulation and processing.


Suitable Physical Form for Handling: Liquid state with stable properties allows for convenient storage, transfer, and industrial use.


Widely Applicable Chemical Intermediate: Commonly used as an intermediate in dyes, pharmaceuticals, and other organic chemical applications.



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product description

Product Description of N,N-Dimethylaniline CAS#121-69-7

N,N-Dimethylaniline is a tertiary amine derivative of aniline. It is pale yellow oily liquid with sharp odor, freely soluble in common organic solvents and slightly soluble in water.


Product Applications of N,N-Dimethylaniline CAS#121-69-7

N,N-Dimethylaniline acts as solvent, methylation reagent and resin curing agent. As a key dye intermediate, it synthesizes various basic and cationic dyes. It is also a pharmaceutical raw material for multiple antibiotics, and applied in vanillin synthesis and chemical analysis.

Product Information

Parameters


Melting point1.5-2.5 °C (lit.)
Boiling point193-194 °C (lit.)
density0.956 g/mL at 25 °C (lit.)
vapor density3 (vs air)
vapor pressure2 mm Hg ( 25 °C)
refractive indexn20/D 1.557(lit.)
Fp158 °F
storage temp.Store below +30°C.
solubility1.2g/l
pka5.15(at 25℃)
formLiquid
colorClear yellow
PH7.4 (1.2g/l, H2O, 20℃)
Relative polarity0.179
explosive limit1.2-7%(V)
Water Solubility1 g/L (20 ºC)
Merck143234
BRN507140
Henry's Law Constant4.98(x 10-6 atm?m3/mol) at 20 °C (approximate - calculated from water solubility and vapor pressure)
Dielectric constant4.4
Exposure limitsNIOSH REL: TWA 5 ppm (25 mg/m3), STEL 10 ppm (50 mg/m3), IDLH 100 ppm; OSHA PEL: TWA 5 ppm; ACGIH TLV: TWA 5 ppm, STEL 10 ppm (adopted).
Stability:Stable. Incompatible with strong oxidizing agents, strong acids, acid chlorides, acid anhydrides, chloroformates, halogens. Combustible.
InChIKeyJLTDJTHDQAWBAV-UHFFFAOYSA-N
LogP1.171 at 35℃
CAS DataBase Reference121-69-7(CAS DataBase Reference)
IARC3 (Vol. 57) 1993
NIST Chemistry ReferenceBenzenamine, N,N-dimethyl-(121-69-7)
EPA Substance Registry SystemN,N-Dimethylaniline (121-69-7)


Safety Information


Hazard CodesT,N
Risk Statements61-20/21-51/53-40-23/24/25
Safety Statements53-45-61-36/37-28A-28
RIDADRUN 2253 6.1/PG 2
OEBA
OELTWA: 5 ppm (25 mg/m3), STEL: 10 ppm (50 mg/m3) [skin]
WGK Germany3
RTECSBX4725000
F8
Autoignition Temperature370 °C DIN 51794
TSCAYes
HS Code2921 42 00
HazardClass6.1
PackingGroupII
Hazardous Substances Data121-69-7(Hazardous Substances Data)
ToxicityLD50 orally in rats: 1.41 ml/kg (Smyth)
IDLA100 ppm


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