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5-Methyl-1H-benzotriazole

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5-Methyl-1H-benzotriazole Basic information

Product Name:
5-Methyl-1H-benzotriazole
Synonyms:
  • 5-Methyl-1H-benzo-1,2,3-triazole
  • 5-methyl-1h-benzotriazol
  • m-Aziminotoluene
  • 5-METHYLBENZOTRIAZOLE, 98+%
  • 5-METHYL-1H-BENZOTRIAZOLE 99+%
  • 5-Methyl-2H-benzotriazole
  • 5-Methyl-3H-benzotriazole
  • 6-Methyl-1H-benzotriazole
CAS:
136-85-6
MF:
C7H7N3
MW:
133.15
EINECS:
205-265-8
Product Categories:
  • Aromatics
  • Heterocycles
  • Benzotriazoles
  • Building Blocks
  • Heterocyclic Building Blocks
  • Inhibitors
  • Industrial/Fine Chemicals
  • Battery materia
Mol File:
136-85-6.mol
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5-Methyl-1H-benzotriazole Chemical Properties

Melting point:
80-82 °C(lit.)
Boiling point:
210-212 °C12 mm Hg(lit.)
Density 
1.1873 (rough estimate)
vapor pressure 
0.001Pa at 25℃
refractive index 
1.5341 (estimate)
Flash point:
210-212°C/12mm
storage temp. 
Keep in dark place,Sealed in dry,Room Temperature
solubility 
Chloroform (Slightly), Methanol (Slightly)
pka
8.74±0.40(Predicted)
form 
Crystalline Powder
color 
Cream to beige
Water Solubility 
6.0 g/L (25 ºC)
λmax
276nm(H2O)(lit.)
BRN 
116658
InChIKey
LRUDIIUSNGCQKF-UHFFFAOYSA-N
CAS DataBase Reference
136-85-6(CAS DataBase Reference)
NIST Chemistry Reference
1H-benzotriazole, 5-methyl-(136-85-6)
EPA Substance Registry System
5-Tolyltriazole (136-85-6)
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Safety Information

Hazard Codes 
Xn,Xi
Risk Statements 
20/21/22-36/37/38-37-22
Safety Statements 
26-36-38
WGK Germany 
3
RTECS 
DM1400000
TSCA 
Yes
HS Code 
29339900
Toxicity
guinea pig,LD50,skin,> 1gm/kg (1000mg/kg),Kodak Company Reports. Vol. 21MAY1971,

MSDS

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5-Methyl-1H-benzotriazole Usage And Synthesis

Chemical Properties

cream to beige crystalline powder

Uses

5-Methyl-1H-benzotriazole was used in determination of benzothiazoles and benzotriazoles in waste water samples by GC-MS. It is also used as a potential nitrification inhibitor of urea fertilizer in agricultural soils.

Definition

ChEBI: A member of the class of benzotriazoles that is 1H-benzotriazole substituted by a methyl group at position 5.

General Description

5-Methyl-1H-benzotriazole is an active component of aircraft deicing and anti-icing fluid. It prevents the corrosion of copper and brass in a variety of corrosive environments.

5-Methyl-1H-benzotriazole Preparation Products And Raw materials

Raw materials

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