H-Pyrazole-3-carboxylic acid 4-bromo-1 5-dimethyl-(CAS# 5775-91-7)

Gabatarwa

Acid, 4-bromo-1, 5-dimethanol-wani fili ne wanda tsarin sinadarai shine C7H8BrNO2.

Hali:

1. Bayyanar: acid, 4-bromo-1,5-dimethyl-fari mai ƙarfi.

2. Matsayin narkewa: Wurin narkewa na fili yana tsakanin 128-130 ° C.

3. Solubility: Yana da narkewa a cikin wasu abubuwan da ake narkewa kamar su ethanol da dichloromethane, amma ba ya narkewa a cikin ruwa.

Amfani:

Acid, 4-bromo-1,5-dimethyl-yana da ƙayyadaddun ƙimar aikace-aikacen a cikin haɗin gwiwar kwayoyin halitta, kuma galibi ana amfani dashi don gina kwarangwal na kwayoyin halitta da halayen jagora. Ana iya amfani da shi azaman tsaka-tsaki don haɗuwa da magungunan kashe qwari, magunguna da dyes.

Hanyar Shiri:

acid, 4-bromo-1,5-dimethyl-za'a iya haɗa su ta hanyar matakai masu zuwa:

1. Na farko, methyl methacrylate da aniline suna amsawa a ƙarƙashin catalysis na alkali don shirya 1,5-dimethyl-1H-pyrazole.

2. 1,5-dimethyl -1H-pyrazole yana amsawa tare da hydrogen bromide a gaban acetic acid don samar da 4-bromo-1, 5-dimethyl -1H-pyrazole.

3. A ƙarshe, 4-bromo-1, 5-dimethyl-1H-pyrazole yana amsawa tare da sodium hydroxide ko sodium carbonate don samar da acid, 4-bromo-1,5-dimethy-.

Bayanin Tsaro:

Game da amincin acid, 4-bromo-1,5-dimethyl, ana buƙatar lura da waɗannan batutuwa:

1. fili na iya zama mai ban sha'awa ga idanu, fata da tsarin numfashi, don Allah a guje wa hulɗar kai tsaye.

2. Yayin amfani, guje wa shakar ƙura ko tururin maganin.

3. Yayin aiki da ajiya, ya kamata a dauki iskar iska mai kyau da matakan kariya, kamar sanya gilashin kariya, safar hannu da tufafin kariya masu dacewa.

4. Idan kun hadu da wannan fili, nan da nan ku wanke wurin da abin ya shafa da ruwa mai yawa sannan ku nemi shawarar likitan ku.

Wannan bayanin don tunani ne kawai. Da fatan za a karanta kuma ku bi takaddun bayanan aminci na sinadarai masu dacewa kafin amfani.