isibhengezo_sekhasi

umkhiqizo

2-Methyl-3-furanthiol (CAS#28588-74-1)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H6OS
I-Molar Mass 114.17
Ukuminyana 1.145 g/mL ku-25 °C
I-Boling Point 57-60 °C/44 mmHg (okhanyisiwe)
I-Flash Point 98°F
Inombolo ye-JECFA 1060
I-Vapor Presure 5.78mmHg ku-25°C
I-Vapor Density >1 (vs air)
Ukubukeka Uketshezi
I-Gravity ethize 1.145
Umbala Kucace kuya kobomvana ngokukhanyayo ukuya kowolintshi
Iphunga iphunga lenkomo eyosiwe
pKa 6.32±0.48(Okubikezelwe)
Isimo Sesitoreji Umkhathi ongenayo, 2-8°C
I-Refractive Index n20/D 1.518(lit.)
Izakhiwo Zomzimba Nezamakhemikhali Uketshezi olunamafutha angenambala olunenyama egazingiwe nephunga elifana nekhofi. Imikhiqizo yemvelo ikhona ekhofi nokunye okunjalo.
Sebenzisa Isetshenziswa njenge-flavour essence

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi U-R10 – Uyavutha
R25 – Kunobuthi uma ugwinywe
R36 – Ukucasuka emehlweni
R26 – Kunobuthi Kakhulu ngokuhogela
R2017/10/25 -
Incazelo Yokuphepha S16 – Zigcine kude nemithombo yokuthungela.
S45 – Uma kwenzeka ingozi noma uzizwa ungaphilile, funa iseluleko sezokwelapha ngokushesha (bonisa ilebula noma nini lapho kunokwenzeka.)
S39 – Gqoka ukuvikela iso / ubuso.
I-S38 – Uma kungekho kungena komoya okwanele, gqoka izinto zokuphefumula ezifanele.
I-S28 – Ngemva kokuxhumana nesikhumba, geza ngokushesha ngensipho eningi.
S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
Ama-ID e-UN UN 1228 3/PG 3
I-WGK Germany 3
I-RTECS I-LU6235000
Ikhodi ye-HS 29321900
I-Hazard Class 3.2
Iqembu Lokupakisha III

 

Isingeniso

2-Methyl-3-mercaptofuran.

 

Ikhwalithi:

- Ukubukeka: Uketshezi olungenambala

- Ukunyibilika: Kuncibilika emanzini nasezincibilikisini eziphilayo ezifana notshwala nama-ether.

 

Sebenzisa:

- I-2-Methyl-3-mercaptofuran ivamise ukusetshenziswa njengendawo emaphakathi ku-organic synthesis.

- Ku-organic synthesis, kuvame ukusetshenziswa njengomthombo wama-sulfide.

- I-2-Methyl-3-mercaptofuran nayo ingasetshenziswa njenge-ejenti eyinkimbinkimbi kanye ne-ejenti yokunciphisa i-ion yensimbi.

 

Indlela:

Indlela evamile yokulungiselela ye-2-methyl-3-mercaptofuran iwukusabela i-2-methylfuran nama-ion sulphur emazingeni okushisa aphezulu.

 

Ulwazi Lokuphepha:

- I-2-Methyl-3-mercaptofuran iyacasula emehlweni nasesikhumbeni futhi kufanele ihlanzwe ngamanzi amaningi ngokushesha ngemva kokuxhumana.

- Izinto zokuzivikela ezifanelekile ezifana nezibuko zamakhemikhali, amagilavu ​​kanye nezingubo ziyadingeka ngesikhathi sokusebenza.

- Gwema ukuthintana nama-oxidizing ejenti ngesikhathi sokugcina futhi usebenzise ukuvikela izimo eziyingozi njengomlilo noma ukuqhuma.

- Uma uyisebenzisela ukusabela kwe-organic synthesis, idinga ukwenziwa endaweni yaselabhorethri enomoya omuhle ukuze kuncishiswe ukulimala okungaba khona emzimbeni womuntu kanye nokungcoliswa kwemvelo.


  • Okwedlule:
  • Olandelayo:

  • Bhala umyalezo wakho lapha futhi usithumelele wona