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ibicuruzwa

3-Methyl-2-butanethiol (CAS # 40789-98-8)

Umutungo wa Shimi:

Inzira ya molekulari C4H8OS
Misa 104.17
Ubucucike 1.035 g / mL kuri 25 ° C (lit.)
Ingingo ya Boling 48-49 ° C / 15 mmHg (lit.)
Flash point 117 ° F.
Umubare wa JECFA 558
Umwuka 6.25mmHg kuri 25 ° C.
Kugaragara amazi meza
Uburemere bwihariye 1.015
Ibara Ibara ritagira ibara ry'umuhondo
pKa 8.38 ± 0.10 (Byahanuwe)
Imiterere y'Ububiko Firigo
Yumva Umucyo
Ironderero n20 / D 1.4352
Ibintu bifatika na shimi Amazi adafite ibara cyangwa yijimye yumuhondo, yerekana impumuro yigitunguru nigitunguru. Ububiko bwigihe gito ni ibicu, kandi ibitonyanga byamazi birashobora gukorwa muri 5h mubushyuhe bwicyumba. Gushonga ingingo 50 C (2400Pa). Gushonga buhoro mumazi, gushonga muri Ethanol, ether, pyridine na alkali.
Koresha Ikoreshwa nkuburyohe bwibiryo

Ibicuruzwa birambuye

Ibicuruzwa

Ibimenyetso bya Hazard Xi - Kurakara
Kode y'ingaruka R10 - Yaka
R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S36 - Kwambara imyenda ikingira.
Indangamuntu ya Loni UN 1993 3 / PG 2
WGK Ubudage 3
RTECS EL9050000
TSCA Yego
Kode ya HS 29309090
Icyiciro cya Hazard 3
Itsinda ryo gupakira III

 

Intangiriro

3-mercapto-2-butanone, izwi kandi nka 2-butanone-3-mercaptoketone cyangwa MTK, ni ifumbire mvaruganda. Ibikurikira nintangiriro yumutungo wacyo, imikoreshereze, uburyo bwo gukora namakuru yumutekano:

 

Ubwiza:

- Kugaragara: Amazi adafite ibara cyangwa kirisiti yera

- Gukemura: Gushonga muri Ethanol, ether na chloroform, gushonga gato mumazi

 

Koresha:

- Imiti ya chimique: ikoreshwa cyane nka sulfhydrylation reagents muri synthesis organique ya synthesis ya sulfhydryl.

- Gukoresha ubucuruzi: 3-mercapto-2-butanone, nka sulfhydryl reagent, ikoreshwa kenshi mugutegura inyongeramusaruro, umuvuduko wa rubber, glyphosate (herbicide), surfactants, nibindi.

 

Uburyo:

Uburyo busanzwe bwo gutegura 3-mercapto-2-butanone nigisubizo cya hexane imwe hamwe na hydrogen sulfide. Intambwe yihariye nugukora hexanone hamwe na hydrogen sulfide ikoresheje inkingi ya silika gel kugirango ubone 3-mercapto-2-butanone.

 

Amakuru yumutekano:

- 3-mercapto-2-butanone ni amazi yaka umuriro kandi agomba kwirinda umuriro ugurumana cyangwa ubushyuhe bwinshi.

- Wambare ingamba zikwiye zo gukingira nk'ibirahure birinda, uturindantoki n'imyambaro ikwiye iturika mugihe ukoresheje.

- Sobanukirwa kandi ukurikize inzira zikorwa zijyanye nubuyobozi bwumutekano mbere yo gukoresha.

- Irinde guhura nibintu nka okiside, acide ikomeye, base base, na okiside ikomeye kugirango wirinde ingaruka mbi.

- Mugihe uhuye nimpanuka, kwoza ako kanya amazi menshi hanyuma ushakire kwa muganga bidatinze.

 

Ni ngombwa gukoresha no gutunganya iki kigo neza kandi ukurikije protocole nubuyobozi.


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