isibhengezo_sekhasi

umkhiqizo

I-Pyrazine ethanethiol (CAS#35250-53-4)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C6H8N2S
I-Molar Mass 140.21
Ukuminyana 1.142g/mLat 25°C(lit.)
I-Boling Point 105-110°C20mm Hg(lit.)
I-Flash Point >230°F
Inombolo ye-JECFA 795
Ukuncibilika kwamanzi Incibilika kancane emanzini, incibilika kuzincibilikisi eziningi eziphilayo.
I-Vapor Presure 0.0569mmHg ku-25°C
Ukubukeka uketshezi olucacile
Umbala Okumhlophe kuya kokuphuzi ukuya kokuluhlaza
pKa 9.82±0.10(Okubikezelwe)
Isimo Sesitoreji Umkhathi ongenayo, 2-8°C
I-Refractive Index n20/D 1.567(lit.)

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi T – Inobuthi
Amakhodi Engozi R25 – Kunobuthi uma ugwinywe
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha I-S36/37 – Gqoka izingubo zokuzivikela ezifanele namagilavu.
S45 – Uma kwenzeka ingozi noma uzizwa ungaphilile, funa iseluleko sezokwelapha ngokushesha (bonisa ilebula noma nini lapho kunokwenzeka.)
Ama-ID e-UN UN 2810 6.1/PG 3
I-WGK Germany 3
I-RTECS KJ2551000
I-TSCA Yebo
Ikhodi ye-HS 29339900
I-Hazard Class 6.1
Iqembu Lokupakisha III

 

Isingeniso

I-2-(2-mercaptoethyl) piperazine, eyaziwa nangokuthi i-2-(2-mercaptoethyl) -1,4-diazacycloheptane, iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso sezakhiwo zayo, ukusetshenziswa kwayo, izindlela zokukhiqiza, kanye nolwazi lokuphepha.

 

Ikhwalithi:

I-2-(2-mercaptoethyl) piperazine iwuketshezi olungenambala ukuya kokuphuzi olukhanyayo olunephunga elingavamile. Ingancibilika ezinhlobonhlobo zezinyibilikisi eziphilayo ezifana notshwala, ama-ether, nezinyibilikisi ze-hydrocarbon.

 

Sebenzisa:

I-2-(2-mercaptoethyl) i-piperazine iyindawo ebalulekile ekuhlanganiseni kwezinto eziphilayo. Ingasetshenziswa futhi njenge-stabilizer yama-ion ensimbi kanye nama-reagents ensimbi ye-acylation.

 

Indlela:

I-2-(2-mercaptoethyl) piperazine ingatholakala ngokusabela kwe-2-mercaptoethyl aluminium chloride nge-1,4-diazacycloheptane. Izimo zokusabela ngokuvamile zenziwa ekamelweni lokushisa.

 

Ulwazi Lokuphepha:

I-2-(2-mercaptoethyl) piperazine iyacika futhi igqwala esikhumbeni nasemehlweni, futhi kufanele ihlanzwe ngamanzi amaningi ngokushesha ngemva kokuthintana. Gqoka amagilavu ​​okuzivikela kanye nezibuko ngesikhathi sokusebenzisa ukuze ugweme ukuhogela umhwamuko. Kudingeka futhi ugcinwe endaweni epholile, eyomile futhi enomoya omuhle, kude nomlilo nezinto ezivuthayo.


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