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3 4-Dihydroxybenzonitrile (CAS # 17345-61-8)

Umutungo wa Shimi:

Inzira ya molekulari C7H5NO2
Misa 135.12
Ubucucike 1.42 ± 0.1 g / cm3 (Biteganijwe)
Ingingo yo gushonga 155-159 ° C (lit.)
Ingingo ya Boling 334.8 ± 32.0 ° C (Biteganijwe)
Flash point 156.3 ° C.
Amazi meza kutabasha
Gukemura gushonga muri Methanol
Umwuka 0Pa kuri 20 ℃
Kugaragara Ifu ya kirisiti yera
Ibara Umweru Kuri Hafi Yera
BRN 2082204
pKa 7.67 ± 0.18 (Byahanuwe)
Imiterere y'Ububiko Komeza ahantu hijimye, Gufunzwe byumye, Ubushyuhe bwicyumba

Ibicuruzwa birambuye

Ibicuruzwa

3 4-Dihydroxybenzonitrile (CAS # 17345-61-8) intangiriro

3,4-Dihydroxybenzonitrile ni ifumbire mvaruganda. Ifite amatsinda abiri ya hydroxyl hamwe nitsinda rimwe ryitsinda rya nitrile.

Ibyiza: Irashobora gushonga mumashanyarazi amwe amwe nka Ethanol, ether na chloroform, idashonga mumazi. Irahagaze neza mu kirere, ariko irashobora kubyitwaramo mugihe ihuye ningingo zikomeye za okiside.

Koresha:
3,4-Dihydroxybenzonitrile isanzwe ikoreshwa nkigihe gito muri synthesis.

Uburyo:
3,4-Dihydroxybenzonitrile irashobora kuboneka mugabanya p-nitrobenzonitrile. Uburyo bwihariye bwo gutegura bushobora kuba bukubiyemo reaction ya p-nitrobenzonitrile hamwe na ion ferrous cyangwa nitrite kugirango igabanye gukora 3,4-dihydroxybenzonitrile.

Amakuru yumutekano:
3,4-Dihydroxybenzonitrile muri rusange ni byiza gukoresha mugihe cya laboratoire isanzwe, ariko ibi bikurikira bigomba kwitonderwa:
Irinde guhura n'uruhu n'amaso, kandi wirinde guhumeka umukungugu cyangwa imyuka yabo;
Ibikoresho byo kurinda umuntu bigomba kwambarwa mugihe gikora, nka gants ya laboratoire hamwe nikirahure kirinda;
Mugihe cyo kuyikoresha cyangwa kubika, guhura na okiside ikomeye hamwe ninkomoko yo gutwika bigomba kwirindwa kugirango wirinde ingaruka mbi;
Bika 3,4-dihydroxybenzonitrile mu kintu cyumuyaga mwinshi, kure yumuriro nubushyuhe bwinshi.


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