Skip to Content
Merck
CN

Key Documents

View All Documentation

213993

4-Iodopyrazole

99%

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C3H3IN2
CAS Number:
3469-69-0
Molecular Weight:
193.97
NACRES:
NA.22
PubChem Substance ID:
24852817
UNSPSC Code:
12352100
EC Number:
222-434-1
MDL number:
MFCD00005244
Assay:
99%
Form:
solid
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Quality Segment

200

assay

99%

form

solid

mp

108-110 °C (lit.)

functional group

iodo

SMILES string

Ic1cn[nH]c1

InChI

1S/C3H3IN2/c4-3-1-5-6-2-3/h1-2H,(H,5,6)

InChI key

LLNQWPTUJJYTTE-UHFFFAOYSA-N

General description

4-Iodopyrazole is a valuable intermediate for the synthesis of biologically active compounds. It undergoes iodination in the presence of iodine and ammonium hydroxide to yield 3,4-di-iodo- and 3,4,5-tri-iodo-pyrazole.

Application

4-Iodopyrazole was used in an indium-mediated synthesis of heterobiaryls.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

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

Visit the Document Library