Skip to main content

Melamine

ADVERTISEMENT
Identification
Molecular formula
C3H6N6
CAS number
108-78-1
IUPAC name
1,3,5-triazine-2,4-diamine
State
State

At room temperature, melamine is a solid. Due to its crystalline nature, it can exist as a powder. It is generally stable and does not decompose rapidly under normal conditions.

Melting point (Celsius)
354.00
Melting point (Kelvin)
627.15
Boiling point (Celsius)
280.00
Boiling point (Kelvin)
553.15
General information
Molecular weight
126.12g/mol
Molar mass
126.1240g/mol
Density
1.5730g/cm3
Appearence

Melamine is a white crystalline solid. It is known for its ability to form strong resins when combined with formaldehyde, which finds application in laminates, glues, and dinnerware. The powder itself is often noted to be odorless and chalky in texture.

Comment on solubility

Solubility of 1,3,5-Triazine-2,4-diamine

1,3,5-Triazine-2,4-diamine, also known as melamine, exhibits interesting solubility characteristics that are important for its applications in various fields. Understanding its solubility can provide valuable insights into its behavior in different environments. Here’s a breakdown of its solubility traits:

  • Water Solubility: Melamine has limited solubility in water, with a solubility ranging around 3.5 g/L at room temperature. This allows it to dissolve slowly, which can be beneficial in some chemical processes.
  • Organic Solvents: The compound is more soluble in polar organic solvents such as methanol and ethanol, making it easier to use in organic synthesis.
  • pH Impact: The solubility of 1,3,5-triazine-2,4-diamine can be significantly affected by the pH of the solution. It is more soluble in alkaline solutions as compared to acidic ones.
  • Temperature Effects: Increasing the temperature generally enhances the solubility of melamine in water, allowing for greater amounts to dissolve.

In summary, the solubility characteristics of 1,3,5-triazine-2,4-diamine are critically linked to solvent choice, temperature, and pH levels. This knowledge is paramount for optimizing its use in chemical reactions and industrial applications.

Interesting facts

Interesting Facts about 1,3,5-Triazine-2,4-Diamine

1,3,5-Triazine-2,4-diamine, also known as melamine, is a fascinating compound with diverse applications and properties that make it notable in both industrial and educational settings. Here are several key points about this remarkable chemical:

  • Versatile Applications: Melamine is widely used in the manufacture of plastics, laminates, adhesives, and coatings. Its use in the production of melamine-formaldehyde resins has revolutionized the furniture and construction industries due to their durability and resistance to heat and moisture.
  • Nutritive Source: Historically, melamine was poorly understood, but it gained notoriety in the food industry due to its deceptive use as a nitrogen-rich additive. Although it cannot be metabolized by animals, it has been used to falsely increase protein content in food products.
  • Thermal Stability: One of the appealing characteristics of melamine is its high thermal stability, making it suitable for applications that require materials to withstand significant heat without decomposition.
  • Complex Chemistry: The chemical structure of melamine contributes to its fascinating behavior in forming hydrogen bonds, which allows it to participate in various chemical reactions, including polymerization, making it a key intermediate in the synthesis of different chemical species.
  • Environmental Concerns: Despite its beneficial uses, melamine poses environmental concerns including its persistence in nature and potential toxicity, leading to strict regulations on its use and disposal.

As chemists and students explore the implications of 1,3,5-triazine-2,4-diamine in both applications and environmental impact, it serves as a reminder of the need for responsible scientific practices. As one insightful researcher noted, "Every compound has a story; understanding it not only leads to innovation but also to conscientious stewardship of our planet."

Synonyms
1,3,5-Triazine-2,4-diamine
2,4-Diamino-1,3,5-triazine
Formoguanamine
A6GN3JB7H4
NSC-251
EINECS 207-983-7
AI3-51263
DTXSID7074292
CHEBI:38071
D-2227
DTXCID1040829
207-983-7
vzxtwgwhsmcwga-uhfffaoysa-n
504-08-5
Guanamine
Diamino-s-triazine
4,6-Diamino-s-triazine
2,6-Diamino-s-triazine
2,4-DIAMINO-S-TRIAZINE
s-Triazine, 2,4-diamino-
NSC 251
MFCD00014598
1,3,5-Triazine, 2,4-diamino-
[1,3,5]Triazine-2,4-diamine
s-Triazine,4-diamino-
UNII-A6GN3JB7H4
SCHEMBL65511
YSWG323
1,5-Triazine-2,4-diamine
NSC251
ALBB-014718
STK256616
AKOS005174532
SB73700
AS-48301
SY049852
CS-0110380
D2227
NS00032058
EN300-216072
F30229
Q27117366
ZZS