5-(5-Bromo-3-pyridyl)-1H-tetrazole

CAS 211943-13-4C6H4BrN5Chemical Synthesis

5-(5-Bromo-3-pyridyl)-1H-tetrazole (CAS: 211943-13-4) is a halogenated heterocyclic building block with the molecular formula C6H4BrN5 and a molecular weight of 226.03 g/mol. It is primarily utilised as a key intermediate in chemical synthesis and organic research. This compound serves as a valuable reagent for introducing the tetrazole and bromopyridine moieties into more complex molecular structures, supporting the development of novel compounds in various research fields.

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5-(5-Bromo-3-pyridyl)-1H-tetrazole (C6H4BrN5) — chemical structure, CAS 211943-13-4; Chemistry, fine chemical supplied by Tech Serve Solutions

Building BlocksChemical SynthesisHalogenated HeterocyclesHeterocyclic Building BlocksTetrazoles

01 /Applications

Organic Synthesis Intermediate

This tetrazole derivative is employed as a versatile building block in complex organic synthesis. Its structure allows for further functionalisation, enabling the construction of diverse molecular scaffolds for research and development purposes.

Heterocyclic Chemistry Research

As a halogenated heterocycle, it is of interest in medicinal chemistry and materials science. Researchers utilise this compound to explore structure-activity relationships and develop new chemical entities with potential biological or material properties.

Pharmaceutical Research

The compound can serve as a precursor or intermediate in the synthesis pathways for potential drug candidates. Its unique combination of a tetrazole ring and a bromopyridine unit makes it a useful synthon for drug discovery efforts.

02 /Properties

Molecular weight	226.03
Empirical formula	C6H4BrN5
Assay	97%
Melting point	240 °C (dec.)(lit.)

03 /Safety & handling

GHS hazard pictogram: Harmful / irritant (GHS07) — Harmful / irritant

Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust, fume, gas or vapours
P305IF IN EYES

Protective equipment	dust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)	3
Hazard codes (EU)	Xi
Risk statements (R)	36/37/38
Safety statements (S)	26-36

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

04 /Identifiers & registry

CAS number

211943-13-4

MDL number

MFCD02093928

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-(5-Bromo-3-pyridyl)-1H-tetrazole used for?

5-(5-Bromo-3-pyridyl)-1H-tetrazole is primarily used as an intermediate in organic synthesis and heterocyclic chemistry research, including pharmaceutical research.

What are the CAS number and formula for this compound?

The CAS number is 211943-13-4 and the empirical formula is C6H4BrN5.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies this compound with an assay of 97%. We do not represent it as USP, BP, EP or other pharmacopoeial grades.

How should 5-(5-Bromo-3-pyridyl)-1H-tetrazole be handled?

Handle with appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. It is classified as a Warning with hazards H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation).