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samfur

2 6-Dimethylpyridine-4-carboxylic acid (CAS# 54221-93-1)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C8H9NO2
Molar Mass 151.16
Yawan yawa 1.183 ± 0.06 g/cm3 (An annabta)
Matsayin narkewa 281 ° C
Matsayin Boling 353.1 ± 37.0 °C (An annabta)
Wurin Flash 167.4°C
Tashin Turi 1.35E-05mmHg a 25°C
pKa 2.09± 0.10 (An annabta)
Yanayin Ajiya a karkashin inert gas (nitrogen ko argon) a 2-8 ° C
Fihirisar Refractive 1.553

Cikakken Bayani

Tags samfurin

 

Gabatarwa

2, wani nau'in fili na kwayoyin halitta, tsarin sinadarai shine C8H9NO2. Asalin nicotinic acid ne kuma yana bayyana a matsayin kauri mara launi.

 

Filin yana da babban wurin narkewa da wurin tafasa a zafin daki. Yana da narkewa a cikin kaushi na halitta kamar barasa, chloroform da ether, yayin da narkewar sa a cikin ruwa yayi ƙasa.

 

2, Acid yana da fa'idar amfani da yawa a cikin fagagen sinadarai na magani da haɓakar kwayoyin halitta. Ana iya amfani da shi azaman tsaka-tsakin magunguna ko azaman mai kara kuzari don haɓakar ƙwayoyin halitta. Tunda yana iya samar da hadaddun abubuwa tare da ions karfe, kuma ana iya amfani da shi ga haɗin gwiwar sunadarai.

 

Hanyar shirya 2, acid yawanci ana haɗa shi daga kayan farawa na toluene ta hanyar jerin halayen sinadaran. Takamaiman matakai sun haɗa da methylation, carbonylation, chlorination da acidification.

 

Game da bayanan lafiyar sa, 2, acid ya kamata a kula da shi tare da taka tsantsan ko yana da ƙarfi ko mafita. Yana iya haifar da hangula ga fata, idanu da tsarin numfashi, don haka yakamata a sanya kayan kariya na sirri yayin aiki. Bugu da ƙari, shi ma abu ne mai ƙonewa kuma ya kamata a nisantar da shi daga bude wuta da kuma mai karfi. Yakamata a kula don gujewa amsawa da wasu sinadarai yayin ajiya da amfani. Idan wani hatsari ya faru, yakamata a dauki matakan gaggawa da suka dace kuma a nemi taimakon kwararru.


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