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213993

4-Iodopyrazole

Name: 4-Iodopyrazole
Brand: ALDRICH

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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

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Properties

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

Description

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

GHS07

signalword

Warning

hcodes

H302,H315,H319,H335

pcodes

P261 - P264 - P271 - P301 + P312 - P302 + P352 - P305 + P351 + P338

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

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