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m-Phenylenediamine

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Identification
Molecular formula
C7H10N2
CAS number
108-45-2
IUPAC name
2-methylbenzene-1,3-diamine
State
State

At room temperature, m-Phenylenediamine is in a solid state. It is stable under normal conditions but may slowly oxidize in air.

Melting point (Celsius)
63.00
Melting point (Kelvin)
336.15
Boiling point (Celsius)
287.00
Boiling point (Kelvin)
560.15
General information
Molecular weight
122.17g/mol
Molar mass
122.1670g/mol
Density
1.1410g/cm3
Appearence

m-Phenylenediamine is typically a white or pale yellow crystalline solid. It is known to darken when exposed to air or light, due to oxidation.

Comment on solubility

Solubility of 2-methylbenzene-1,3-diamine

The solubility of 2-methylbenzene-1,3-diamine (also known as m-toluidine) is an intriguing characteristic due to its functional groups and aromatic structure. Understanding its solubility can provide insights into its behavior in various solvents and applications. Here are some key points to consider:

  • Polar vs. Non-Polar: This compound has both an aromatic ring and amine groups which create a balance between polar and non-polar characteristics. It exhibits better solubility in polar solvents compared to non-polar ones.
  • Water Solubility: 2-methylbenzene-1,3-diamine is generally considered to have limited solubility in water. According to data, its solubility can be attributed to the presence of amine groups that can engage in hydrogen bonding, although the bulky methyl group hinders complete solvation.
  • Solvent Compatibility: It shows a higher solubility in organic solvents such as alcohols and ethers due to the combination of polar and non-polar interactions within these environments.
  • Practical Implications: The solubility characteristics of this compound make it valuable in the dye and pigment industries, where it can act as an intermediate that requires effective solubilization in specific solvents.

In summary, the solubility of 2-methylbenzene-1,3-diamine is influenced by its molecular structure, which encourages exploration of its use across various chemical applications. To quote research findings, "the balance of polar and non-polar attributes in the molecule results in selective solubility patterns that are essential for its functional applications."

Interesting facts

Interesting Facts about 2-Methylbenzene-1,3-diamine

2-Methylbenzene-1,3-diamine, commonly known as m-xylene diamine, is an intriguing organic compound with a range of applications in various fields of chemistry and industry. Here are some fascinating insights about this remarkable compound:

  • Structure: The compound features a benzene ring substituted with a methyl group and two amine groups in a meta position. This arrangement plays a vital role in its chemical reactivity.
  • Applications in Industry: m-xylene diamine is primarily used in the production of polyurethanes and epoxy resins, making it a key player in the manufacturing of plastics and coatings.
  • Role in Polymer Chemistry: As a diamine, it is an essential building block for cross-linking agents, enhancing the durability and performance of polymeric materials.
  • Environmental Impact: The compound is noteworthy for its potential toxicity and environmental hazards, which have prompted research into safer alternatives and responsible usage practices.
  • Research Significance: Studies on m-xylene diamine contribute to the broader understanding of amine chemistry and its effects on biological systems, paving the way for advancements in medicinal chemistry.

In summary, 2-methylbenzene-1,3-diamine serves as a crucial compound in both industrial applications and research, embodying the complexities and contributions of organic chemistry to modern technology and environmental science. As stated in the field: "Understanding the building blocks of chemistry is fundamental for innovation."

Synonyms
2,6-DIAMINOTOLUENE
823-40-5
2-methylbenzene-1,3-diamine
2,6-Toluenediamine
Toluene-2,6-diamine
1,3-Benzenediamine, 2-methyl-
2-Methyl-m-phenylenediamine
o-Toluene diamine
Toluene, 2,6-diamino-
EINECS 212-513-9
CCRIS 3031
NSC 147490
HSDB 4131
NCI-C50317
BRN 2079476
DTXSID4027319
CHEBI:76288
2,6-DAT
UNII-H838Q10551
RODOL 26DAT
NSC-147490
1,3-benzenediamine, 2-methyl
DTXCID207319
2,6-DIAMINOTOLUENE [HSDB]
3-13-00-00291 (Beilstein Handbook Reference)
oToluene diamine
Toluene2,6diamine
2,6Tolylenediamine
2,6 diaminotoluene
2,6Toluylenediamine
Toluene, 2,6diamino
2Methylmphenylenediamine
2,6Diamino1methylbenzene
2Methyl1,3benzenediamine
2Methyl1,3phenylenediamine
1,3Benzenediamine, 2methyl
TOLUENE-2,6-DIAMINE [INCI]
inchi=1/c7h10n2/c1-5-6(8)3-2-4-7(5)9/h2-4h,8-9h2,1h
rlycrlglcuxupo-uhfffaoysa-n
2,6-Tolylenediamine
2,6-Toluylenediamine
2,6-Diamino-1-methylbenzene
2-Methyl-1,3-benzenediamine
2-Methyl-1,3-phenylenediamine
MLS002174248
SMR001261423
H838Q10551
2, 6-Diaminotoluene
2, 6-Tolylenediamine
Tolylene-2,6-diamine
SCHEMBL30289
2,6-Diaminotoluene, 97%
cid_13205
CHEMBL1489438
(3-amino-2-methyl-phenyl)amine
BDBM74255
STR07388
Tox21_200125
1,3-DIAMINO-2-METHYLBENZENE
MFCD00007800
NSC147490
AKOS004910550
NCGC00090710-01
NCGC00090710-02
NCGC00257679-01
AC-11513
CAS-823-40-5
DB-027657
D0124
NS00002714
2-Methyl-1,3-benzenediamine (ACD/Name 4.0)
F21447
2-Methyl-m-phenylenediamine, analytical standard
EN300-1663175
A840303
Q1987204
2-Methyl-1,3-benzenediamine;Toluene-2,6-diamine;1,3-Diamino-2-methylbenzene
71K