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ibicuruzwa

3-Methylisonicotinic aside (CAS # 4021-12-9)

Umutungo wa Shimi:

Inzira ya molekulari C7H7NO2
Misa 137.14
Ubucucike 1.230
Ingingo yo gushonga 235 ℃
Ingingo ya Boling 389 ℃
Flash point 189 ℃
Umwuka 0mmHg kuri 25 ° C.
pKa 0.82 ± 0.25 (Byahanuwe)
Imiterere y'Ububiko Ikirere cyimbere, Ubushyuhe bwicyumba
Ironderero 1.561

Ibicuruzwa birambuye

Ibicuruzwa

Ibimenyetso bya Hazard Xi - Kurakara
Kode y'ingaruka 36/37/38 - Kurakaza amaso, sisitemu yubuhumekero nuruhu.
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S36 / 37/39 - Wambare imyenda ikingira, uturindantoki no kurinda amaso / mu maso.
Icyiciro cya Hazard IRRITANT

 

Intangiriro

Acide ni ifumbire mvaruganda hamwe na chimique C7H7NO2. Nibintu bitagira ibara bya kristaline ikomeye, ibora mumazi hamwe na solge organic.

 

Acide ifite uburyo butandukanye bwo gukoresha. Irashobora gukoreshwa nkigihe gito muri synthesis organique mugutegura ibindi bikoresho. Irashobora kandi gukora nka ligand ya organometallic complexs kandi ikagira uruhare mubitekerezo bya catalitiki. Mubyongeyeho, irashobora kandi gukoreshwa muguhuza imiti imwe n'imwe.

 

Hariho inzira nyinshi zo gutegura ICT. Uburyo bumwe busanzwe ni synthesis hamwe no kuvura na okiside ya toluene. By'umwihariko, toluene yabanje gukoreshwa na acetaldehyde imbere ya oxydeide kugirango ikore ester-3-methyl-4-picolinike acide, hanyuma ikorerwa aside hydrolysis kugirango ibone ibicuruzwa bigenewe.

 

Umutekano wa aside ni mwinshi, ariko ibibazo byumutekano biracyakenewe kwitabwaho. Wambare ibikoresho bikingira nka goggles na gants mugihe ukora. Irinde guhumeka ivumbi na gaze bivamo kandi wirinde guhura nuruhu. Mugihe cyo kubika no gutwara, hagomba kwitonderwa ingamba zidashobora gukama, izirinda umuriro n’ingamba zitangiza. Mugihe habaye gutungurwa cyangwa guhura kubwimpanuka, shaka inama zubuvuzi ako kanya hanyuma uzane urupapuro rwumutekano rwibicuruzwa mubitaro.


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