Ethyl 1H-pyrazole-4-carboxylate is used in the preparation of isoxazole-4-carboxylic acid derivatives and isoxazole-3,5-dicarboxamides. Further, it acts as an intermediate in organic synthesis.
Zheng, K.; Iqbal, S.; Hernandez, P.; Park, H.; LoGrasso, P. V.; Feng, Y. Design and Synthesis of Highly Potent and Isoform Selective JNK3 Inhibitors: SAR Studies on Aminopyrazole Derivatives. J. Med. Chem. 2014, 57 (23), 10013-10030.
Mane, R. S.; Sasaki, T.; Bhanage, B. M. Silica supported palladium-phosphine as a reusable catalyst for alkoxycarbonylation and aminocarbonylation of aryl and heteroaryl iodides. RSC Adv. 2015, 5 (115), 94776-94785.
Indicaciones de peligro (UE): H315-H319-H335
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Indicaciones de precaución: P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/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. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.