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samfur

methyl 5-methyl-1H-pyrazole-3-carboxylate (CAS# 25016-17-5)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C6H8N2O2
Molar Mass 140.14
Yawan yawa 1.217 ± 0.06 g/cm3 (An annabta)
Matsayin narkewa 82-84°
Matsayin Boling 289.3 ± 20.0 °C (An annabta)
Wurin Flash 128.8°C
Tashin Turi 0.00222mmHg a 25°C
pKa 11.60± 0.10 (An annabta)
Yanayin Ajiya a karkashin inert gas (nitrogen ko argon) a 2-8 ° C
Fihirisar Refractive 1.526
MDL Saukewa: MFCD03778987

Cikakken Bayani

Tags samfurin

WGK Jamus 3
Matsayin Hazard HAUSHI

 

Gabatarwa

methyl wani fili ne na kwayoyin halitta tare da tsarin kwayoyin C7H8N2O2 da nauyin kwayoyin halitta na 148.15g/mol. Ruwa ne marar launi mai ƙamshi na musamman.

 

Ana yawan amfani da wannan fili a fagen magungunan roba, magungunan kashe qwari da rini. Ana iya amfani da shi azaman tsaka-tsaki don haɗar sauran mahadi na halitta, kamar: dimethicarb maganin kwari na roba.

 

Hanyar shirya methyl ana samun gabaɗaya ta hanyar esterification. Hanya ta musamman ita ce amsa 5-methyl pyrazole-3-carboxylic acid tare da methanol, a gaban mai haɓaka mai dacewa, don samun samfurin da ake so.

 

Game da bayanin aminci, methyl ruwa ne mai ƙonewa kuma yakamata a kiyaye shi daga buɗewar wuta da yanayin zafi. A lokacin amfani da ajiya, ya kamata a kula don kauce wa haɗuwa da fata, idanu da kuma numfashi. A lokaci guda, aikin ya kamata ya sanya kayan kariya masu dacewa, kamar safar hannu, tabarau da abin rufe fuska. Idan an sha ko an shaka, nemi kulawar likita nan da nan.


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