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5-Methylbenzotriazole

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Identification
Molecular formula
C7H7N3
CAS number
136-85-6
IUPAC name
5-methyl-2H-benzotriazole
State
State

At room temperature, 5-Methylbenzotriazole is typically in a solid state.

Melting point (Celsius)
58.50
Melting point (Kelvin)
331.65
Boiling point (Celsius)
149.00
Boiling point (Kelvin)
422.15
General information
Molecular weight
133.16g/mol
Molar mass
133.1570g/mol
Density
1.1910g/cm3
Appearence

5-Methylbenzotriazole appears as a pale yellow solid. It is a heterocyclic compound commonly used as a corrosion inhibitor due to its ability to form a protective film on metal surfaces.

Comment on solubility

Solubility of 5-methyl-2H-benzotriazole

5-methyl-2H-benzotriazole, a compound noted for its applications in various fields, exhibits interesting solubility characteristics. Its solubility profile can be influenced by several factors:

  • Polar and Non-Polar Solvents: This compound tends to be more soluble in polar solvents such as water, due to the presence of nitrogen atoms in its structure that can form hydrogen bonds.
  • Saturation Concentrations: The solubility of 5-methyl-2H-benzotriazole generally increases with temperature, resulting in higher saturation concentrations in warmer solutions.
  • pH Sensitivity: The solubility can also be affected by the pH of the solution, as acidic or basic conditions may alter the structural integrity of the compound.
  • Effects of Ionization: Ionization in different pH solutions leads to varying solubility, where deprotonated forms may exhibit increased solubility in certain environments.

In summary, while 5-methyl-2H-benzotriazole displays reasonable solubility in polar solvents, its overall behavior is greatly affected by temperature, pH, and the nature of the solvent itself. Understanding these factors is crucial for applications in its various uses.

Interesting facts

Interesting Facts about 5-Methyl-2H-benzotriazole

5-Methyl-2H-benzotriazole is a fascinating compound with a variety of applications in different fields. Often classified as a heterocyclic compound, its intriguing structure and properties make it a subject of interest in both academia and industry.

Key Features:

  • Versatile Applications: This compound is primarily used as a corrosion inhibitor, especially in metalworking fluids. It helps protect metals from oxidation and degradation, extending their usable life.
  • Absorption of UV Light: 5-Methyl-2H-benzotriazole possesses excellent UV-absorbing properties, making it valuable in formulations that require protection from harmful ultraviolet radiation.
  • Role in Agriculture: Due to its photostabilizing abilities, it finds utility in agricultural products, helping to stabilize active ingredients against UV degradation.

Chemical Significance:

This compound is part of the benzotriazole family, which has garnered significant attention in organic chemistry. The incorporation of a methyl group at the 5-position contributes to its unique chemical behavior, affecting reactivity and solubility.

Environmental Considerations:

  • Studies have indicated that benzotriazoles can be persistent in the environment, raising concerns about their long-term impacts.
  • Researchers are actively exploring ways to mitigate potential ecological risks associated with the widespread use of such compounds.

As a chemistry student or researcher, understanding compounds like 5-Methyl-2H-benzotriazole not only enhances your knowledge of organic chemistry but also opens discussions on sustainability and innovation in chemical applications.

In the words of renowned chemist, "The study of chemical compounds is not just about formulas and reactions; it’s about understanding the world around us."

Synonyms
5-Methyl-1H-benzotriazole
136-85-6
5-Methylbenzotriazole
Tolutriazole
5-Tolyltriazole
5-Methyl-1H-benzo[d][1,2,3]triazole
1H-BENZOTRIAZOLE, 5-METHYL-
5-methyl-2H-benzotriazole
6-Methylbenzotriazole
5-Methyl-1,2,3-benzotriazole
6-Methyl-1,2,3-benzotriazole
6-tolyltriazole
CCRIS 6780
NSC 122012
EINECS 205-265-8
1H-Benzotriazole, 6-methyl-
MFCD00005702
DTXSID1038743
UNII-O9DI72TU6U
O9DI72TU6U
BRN 0116658
CHEBI:83455
VERZONE VT 120M
NSC-122012
DTXCID9018743
BENZOTRIAZOLE, 5-METHYL-
4-26-00-00144 (Beilstein Handbook Reference)
5-Methyl-1H-benzotriazole, Pract.
METHYL-1H-BENZOTRIAZOLE. 5-
5-METHYL-1H-BENZO(D)(1,2,3)TRIAZOLE
5-Methyl-1H-benzo[d][1,2,3]triazole(Chunks or pellets)
6-Methyl-1H-benzotriazole
5-Methyl-Benzotriazole
NSC122012
5MeBT
5Me-BT
Retrocure G (Salt/Mix)
5-Me-BTR
Vulkalent TM (Salt/Mix)
5-Me-BT
5-Methyl-1,3-benzotriazole
6-Methyl-1,3-benzotriazole
SCHEMBL103309
WLN: T56 BMNNJ G1
CHEMBL2148100
5-Methyl-1H-benzotriazole, 98%
Tox21_303925
5-Methyl-1H-benzo-1,2,3-triazole
AKOS003234056
AKOS005061650
5-Methyl-1H-1,2,3-benzotriazole #
HY-W086988
NCGC00356952-01
AC-16224
AS-12986
CAS-136-85-6
SY036766
5-METHYL-3H-1,2,3-BENZOTRIAZOLE
CS-0127964
M0249
NS00008943
5-Methyl-1H-benzotriazole, analytical standard
H11245
Q17493530
205-265-8