Tech Serve Solutions

5-Methyl-1H-benzotriazole

CAS 136-85-6C7H7N3Chemical Synthesis

5-Methyl-1H-benzotriazole (CAS: 136-85-6, Formula: C7H7N3) is a heterocyclic organic compound with a molecular weight of 133.15 g/mol. This chemical is primarily utilised as a building block in chemical synthesis and features in the determination of benzothiazoles and benzotriazoles in wastewater samples. Supplied by Tech Serve Solutions, it is available at a purity of 98%.

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5-Methyl-1H-benzotriazole (C7H7N3) — chemical structure, CAS 136-85-6; Chemistry, fine chemical supplied by Tech Serve Solutions
BenzotriazolesBuilding BlocksChemical SynthesisHeterocyclic Building Blocks
01 /Applications

Analytical Chemistry

Used as a reference standard or reagent in analytical methods, such as the GC-MS determination of benzothiazoles and benzotriazoles in wastewater samples.

Organic Synthesis

Serves as a valuable heterocyclic building block in the synthesis of more complex organic molecules and chemical intermediates.

Research and Development

A chemical reagent employed in laboratory research for developing new compounds and investigating chemical reactions.

02 /Properties
Molecular weight133.15
Empirical formulaC7H7N3
Assay98%
Boiling point210-212 °C/12 mmHg(lit.)
Application5-Methyl-1H-benzotriazole was used in determination of benzothiazoles and benzotriazoles in waste water samples by GC-MS1.
Melting point80-82 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)3
Hazard codes (EU)Xn
Risk statements (R)22-36/37/38
Safety statements (S)26

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
136-85-6
MDL number
MFCD00005702
PubChem substance
24851750
Beilstein registry
116658
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 5-Methyl-1H-benzotriazole used for?

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5-Methyl-1H-benzotriazole is used in analytical chemistry, for instance, in the determination of benzothiazoles and benzotriazoles in wastewater samples by GC-MS. It is also a building block in organic synthesis and chemical research.

What are the CAS number and formula for 5-Methyl-1H-benzotriazole?

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The CAS number is 136-85-6, and the empirical formula is C7H7N3.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 5-Methyl-1H-benzotriazole with a purity of 98%. This is a technical grade for research and industrial use; TSS does not represent it as USP, BP, or EP grade.

How should 5-Methyl-1H-benzotriazole be handled safely?

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Handle with appropriate personal protective equipment, including a dust mask (type N95 recommended), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. Refer to the Safety Data Sheet for comprehensive handling instructions.

Is 5-Methyl-1H-benzotriazole shipped internationally?

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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 5-Methyl-1H-benzotriazole.

How can I request a quote or sample?

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Please contact our sales team directly via the website or provide your details for a prompt response to your quote or sample request.

Need 5-Methyl-1H-benzotriazole in a specific grade or volume?