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umkhiqizo

I-Allyl mercaptan(2-propen-1-thiol) (CAS#870-23-5)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C3H6S
I-Molar Mass 74.14
Ukuminyana 0.898 g/mL ku-25 °C (okhanyisiwe)
I-Melting Point 175-176 °C(Solv: benzene (71-43-2))
I-Boling Point 67-68 °C (okhanyisiwe)
I-Flash Point 18 °C
Inombolo ye-JECFA 521
Ukuncibilika Akuxubeki noma kunzima ukukuxuba.
I-Vapor Presure 152mmHg ku-25°C
Ukubukeka Uketshezi
Umbala Kucace kungenambala ukuya kokuphuzi ngokukhanyayo
I-BRN 1697523
pKa 9.83±0.10(Okubikezelwe)
Isimo Sesitoreji -20°C
Ukuzinza Izinzile, kodwa ivutha kakhulu. Akuhambisani nezisekelo eziqinile, ama-oxidizing agents aqinile, izinsimbi ezisebenzayo.
Kuyazwela Kuyazwela emoyeni
I-Refractive Index n20/D 1.4765(lit.)
Izakhiwo Zomzimba Nezamakhemikhali Uketshezi olugelezayo olungenambala ukuya kokuphuzi. Iphunga likagalikhi eliqinile nelika-anyanisi, ukunambitheka okumnandi, okungacasuli. Iphoyinti elibilayo elingu-66~68 deg C. Incibilika kancane emanzini, ixubeka ku-ethanol, ether nasemafutheni. Imikhiqizo yemvelo itholakala ku-anyanisi, u-garlic, njll.

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi F – Iyavutha
Amakhodi Engozi I-11 - Ivutha Kakhulu
Incazelo Yokuphepha S16 – Zigcine kude nemithombo yokuthungela.
I-S33 - Thatha izinyathelo zokuphepha ngokumelene nokukhishwa okumile.
I-S9 – Gcina isiqukathi endaweni enomoya omuhle.
Ama-ID e-UN UN 1228 3/PG 2
I-WGK Germany 3
AMAKHODI E-FLUKA BRAND F 10-13-23
I-TSCA Yebo
Ikhodi ye-HS 29309090
I-Hazard Class 3
Iqembu Lokupakisha II

 

Isingeniso

I-Allyl mercaptans.

 

Ikhwalithi:

I-Allyl mercaptan iwuketshezi olungenambala olunephunga elimnandi. Ingancibilika kuzincibilikisi ezivamile ezifana notshwala, ama-ether, nezinyibilikisi ze-hydrocarbon. Ama-Allyl mercaptans enza i-oxidize kalula, aphenduke abephuzi lapho evezwe emoyeni isikhathi eside, aze akhe ama-disulfide. Ingabamba iqhaza ekuphenduleni okuhlukahlukene kwe-organic, njengokungezwa kwe-nucleophilic, ukusabela kwe-esterification, njll.

 

Sebenzisa:

Ama-Allyl mercaptans avame ukusetshenziswa ekuphenduleni okuthile okubalulekile ku-organic synthesis. Kuyi-substrate yama-enzyme amaningi ebhayoloji futhi ingasetshenziswa ocwaningweni lwebhayoloji nolwezokwelapha. I-Allyl mercaptan ingasetshenziswa futhi njengento eluhlaza lapho kwakhiwa i-diaphragm, ingilazi kanye nerabha, kanye njengesithako sezinto ezilondolozayo, izilawuli zokukhula kwezitshalo kanye nama-surfactants.

 

Indlela:

Ngokuvamile, ama-alyl mercaptans angatholwa ngokusabela i-alyl halides nge-hydrogen sulfide. Isibonelo, i-alylyl chloride ne-hydrogen sulfide zisabela phambi kwesisekelo ukuze zakhe i-alyl mercaptan.

 

Ulwazi Lokuphepha:

Ama-Allyl mercaptan anobuthi, ayacasula futhi ayagqwalisa. Ukuthinta isikhumba namehlo kungase kubangele ukucasuka nokusha. Amagilavu ​​okuzivikela, izibuko, nezingubo zokuzivikela kufanele zigqokwe lapho usebenzisa noma uphatha. Gwema ukuhogela umhwamuko wayo noma ukuthintana nesikhumba. Ukungena komoya okuhle kufanele kugcinwe ngesikhathi sokusebenza ukuze kugwenywe ukugxila okudlula imikhawulo ephephile.


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