N,N,3-Trimethylaniline

Basic Information

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CAS Number

121-72-2

Molecular Formula

C9H13N

Molecular Weight

135.21 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Hydrocarbons

Basic Physical Properties

Melting Point

-15 °C

Boiling Point

91°C/10mmHg

Refractive Index

n20/D 1.55(lit.)

SMILES

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CC1=CC(=CC=C1)N(C)C

InChI

InChI=1S/C9H13N/c1-8-5-4-6-9(7-8)10(2)3/h4-7H,1-3H3

InChIKey

CWOMTHDOJCARBY-UHFFFAOYSA-N

LogP

2.06102

Topological Polar Surface Area

3.24 Å²

Hydrogen Bond Donor/Acceptor

0 / 1

Complexity

98.9

Safety Information

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GHS Hazard Pictograms

H373

H412

Hazard Statement

H373 Causes damage to organs through prolonged or repeated exposure
Specific target organ toxicity, repeated exposure

H412 Harmful to aquatic life with long lasting effects
Hazardous to the aquatic environment, long-term hazard

Hazard Class

Class 6.1 Class 6.1

Synonyms & References

English

N,N-Dimethyl-3-methylaniline
FT-0629507
n,n-dimethyl-meta-toluidine
N,N,3-Trimethylaniline
3-Dimethylaminotoluene
D0806
CAS-121-72-2
m,N,N-Trimethylaniline
Benzene, 1-(dimethylamino)-3-methyl-
EN300-142022
Dimethyl-m-tolyl-amine
N,N-Dimethyl-m-methylaniline
Benzeneamine,N,N,3-trimethyl-
DTXCID4030170
InChI=1/C9H13N/c1-8-5-4-6-9(7-8)10(2)3/h4-7H,1-3H
m-TOLUIDINE, N,N-DIMETHYL-
N,N-Dimethyl-m-toluidine
LS-13653
NSC1788
F11206
121-72-2
EINECS 204-495-6
N,3-Trimethylaniline
CS-W013338
W-109451
3-(Dimethylamino)toluene
NSC 1788
P0Q446WN3F
UNII-P0Q446WN3F
3-methyl-N,N-dimethylaniline
m,N-Trimethylaniline

MDL Number

MFCD00008305

Customs Code

2921430090

FAQ

What are the physical and chemical properties of N,N,3-Trimethylaniline (CAS: 121-72-2)?

N,N,3-Trimethylaniline is a colorless or white crystalline solid with a molecular weight of 135.17 g/mol. It is sparingly soluble in water but highly soluble in organic solvents like ethanol and acetone. Chemically, it is basic due to its amine group and can undergo reactions such as alkylation and condensation.

How is N,N,3-Trimethylaniline (CAS: 121-72-2) typically synthesized?

N,N,3-Trimethylaniline is typically synthesized by the alkylation of aniline with methanol in the presence of an acid catalyst like hydrochloric acid. The reaction is carried out at temperatures around 100°C, yielding a product with high selectivity and a good yield of about 90%.

What industries use N,N,3-Trimethylaniline (CAS: 121-72-2)?

N,N,3-Trimethylaniline is used in various industries, including pharmaceuticals for the production of certain drugs, polymers for plastic additives, sensors for gas detection, and semiconductors for manufacturing electronic components. It serves as a precursor in these applications due to its amine functionality.

What precautions should be taken when handling N,N,3-Trimethylaniline (CAS: 121-72-2)?

When handling N,N,3-Trimethylaniline, proper personal protective equipment (PPE) such as gloves, safety goggles, and a lab coat should be worn. Work must be conducted in a well-ventilated environment or fume hood. Spills should be cleaned up carefully using appropriate absorbents, and the material safety data sheet (MSDS) must be consulted for detailed emergency procedures.