5-Bromo-1-Methyl-1H-Pyrazole

Name: 5-Bromo-1-Methyl-1H-Pyrazole
Brand: Vaqora Chemicals
SKU: VQ-050081

About 5-Bromo-1-Methyl-1H-Pyrazole

5-Bromo-1-Methyl-1H-Pyrazole (CAS 361476-01-9) is a five-membered N-heterocycle offered by Vaqora Chemicals. Formula C4H5BrN2, molecular weight 161.0 g/mol. The IUPAC name is 5-bromo-1-methylpyrazole. Alternative names: 1H-pyrazole, 5-bromo-1-methyl- and 1H-Pyrazole,5-bromo-1-methyl-(9CI).

Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Warning” with 5 hazard statements. Review the Safety Data Sheet before use.

Typical applications include organic synthesis and API synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer 5-Bromo-1-Methyl-1H-Pyrazole in 100 mg, 250 mg, 1 g and 5 g packs with a batch-specific COA, and ship to customers worldwide. SDS and detailed specification sheets can be requested with your quotation. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	5-Bromo-1-Methyl-1H-Pyrazole
Catalogue No.	VQ-050081
CAS Number	361476-01-9
IUPAC name	5-bromo-1-methylpyrazole
Molecular formula	C₄H₅BrN₂
Molecular weight	161 g/mol
Exact mass	159.9636
HSN code	2933
InChIKey	TZARUEALSRVVHC-UHFFFAOYSA-N
SMILES	CN1C(=CC=N1)Br
PubChem CID	17933381

Physical properties
Physical form	Other
LogP (XLogP3)	1.3
H-bond donors / acceptors	0 / 1
TPSA	17.8 Å²

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 5-Bromo-1-Methyl-1H-Pyrazole?

The CAS Registry Number of 5-Bromo-1-Methyl-1H-Pyrazole is 361476-01-9. It is also known as 1H-pyrazole, 5-bromo-1-methyl-, 1H-Pyrazole,5-bromo-1-methyl-(9CI), 5-Bromo-1-methyl-pyrazole.

What is the molecular formula and molecular weight of 5-Bromo-1-Methyl-1H-Pyrazole?

5-Bromo-1-Methyl-1H-Pyrazole has the molecular formula C4H5BrN2 and a molecular weight of 161 g/mol. Its IUPAC name is 5-bromo-1-methylpyrazole.

Which grade and pack sizes of 5-Bromo-1-Methyl-1H-Pyrazole can I order?

We supply 5-Bromo-1-Methyl-1H-Pyrazole, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 5-Bromo-1-Methyl-1H-Pyrazole?

Yes. Every lot of 5-Bromo-1-Methyl-1H-Pyrazole is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 5-Bromo-1-Methyl-1H-Pyrazole be shipped internationally?

Yes. 5-Bromo-1-Methyl-1H-Pyrazole is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.