Skip to Content
Merck
All Photos(1)

Documents

696455

Sigma-Aldrich

4-Bromo-1-methyl-1H-pyrazole

97%

Synonym(s):

1-Methyl-4-bromopyrazole

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C4H5BrN2
CAS Number:
Molecular Weight:
161.00
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

97%

form

liquid

refractive index

n20/D 1.531

bp

185-188 °C/760 mmHg

density

1.558 g/mL at 25 °C

SMILES string

Cn1cc(Br)cn1

InChI

1S/C4H5BrN2/c1-7-3-4(5)2-6-7/h2-3H,1H3

InChI key

IXJSDKIJPVSPKF-UHFFFAOYSA-N

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

199.9 °F

Flash Point(C)

93.3 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service