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4522-35-4 - 3-Iodo-1H-pyrazole, 97% - H36465 - Alfa Aesar

H36465 3-Iodo-1H-pyrazole, 97%

CAS Number

Size Price ($) Quantity Availability
1g 106.40
5g 364.62
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3-Iodo-1H-pyrazole, 97%


Chemical Properties

Formula Weight
Melting point
Light Sensitive
Insoluble in water.


3-Iodo-1H-pyrazole is used as pharmaceutical intermediate.


Light sensitive. Incompatible with oxidizing agents, acids and bases.

Literature References

Rita Mazeikaite; Jurgis Sudzius; Gintaras Urbelis; Linas Labanauskas. Synthesis of substituted-3-iodo-1H-pyrazole derivatives and their further modification under Sonogashira cross-coupling reaction conditions. ARKIVOC. 2014, 6, 54-71


Taiki Morita; Daisuke Kobayashi; Keisuke Matsumura; Dr. Kohei Johmoto; Dr. Hidehiro Uekusa; Dr. Shinichiro Fuse; Prof. Dr. Takashi Takahash. Sequential SNAr reaction/Suzuki-Miyaura Coupling/C-H direct arylations approach for the rapid synthesis of tetraaryl-substituted pyrazoles. Chemistry - An Asian Journal. 2015, 10, (8),1626-1630

GHS Hazard and Precautionary Statements

Hazard Statements: H302-H315-H319-H335

Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P362-P301+P312-P312-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

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