isibhengezo_sekhasi

umkhiqizo

2-Methyltetrahydrothiophen-3-One (CAS#13679-85-1)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H8OS
I-Molar Mass 116.18
Ukuminyana 1.119g/mLat 25°C(lit.)
I-Boling Point 82°C28mm Hg(lit.)
I-Flash Point 160°F
Inombolo ye-JECFA 499
I-Vapor Presure 0.917mmHg ku-25°C
Ukubukeka uketshezi olucacile
Umbala Okungenambala kuya kokuwolintshi okukhanyayo ukuya kokuphuzi
I-BRN 106443
Isimo Sesitoreji Gcina endaweni emnyama, evalwe endaweni eyomile, Emazingeni Okushisa Egumbi
I-Refractive Index n20/D 1.508(lit.)

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi 36/37/38 - Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
I-WGK Germany 3
I-TSCA Yebo
Ikhodi ye-HS 29309090

 

Isingeniso

I-2-Methyltetrahydrothiophene-3-one, eyaziwa nangokuthi i-2-methylpyrithiophene-3-one, iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso sobunjalo bayo, ukusetshenziswa, indlela yokulungiselela kanye nolwazi lokuphepha:

 

Ikhwalithi:

- Ukubukeka: I-2-Methyltetrahydrothiophene-3-one iyikristale eqinile emhlophe kuya kokuphuzi ngokukhanyayo.

- Ukunyibilika: Kuncibilika kwezinye izinyibilikisi zemvelo njenge-ethanol, ama-ether, nama-ketone.

 

Sebenzisa:

- I-Organic synthesis: Ingasetshenziswa futhi ekuphenduleni kwe-organic synthesis, isibonelo njengendawo yokuqala yezinhlanganisela ze-organic zokwenziwa.

 

Indlela:

- I-2-Methyltetrahydrothiophene-3-enye ingalungiswa ngokusabela kwe-benzothiophene ne-formaldehyde. Izinyathelo ezithile zibandakanya i-ketation kanye ne-methylation.

 

Ulwazi Lokuphepha:

- I-2-Methyltetrahydrothiophene-3-one iyinhlanganisela yezinto eziphilayo futhi ingase ibe nobuthi. Ngesikhathi sokuphatha nokusebenzisa, izimiso zokuphepha kufanele zilandelwe, njengokugqoka amagilavu ​​okuvikela afanelekile nezibuko, nokuqinisekisa kungena komoya kahle.

- Gwema ukuhogela umoya noma ukuthintana nesikhumba, futhi uma kwenzeka ukuthintana, hlambulula ngokushesha ngamanzi amaningi. Uma ungenwa ngephutha, funa usizo lwezokwelapha.

- Lapho ugcina futhi uphatha, gwema ukuvutha kanye nama-oxidizing agents futhi ugweme ukuxubana namanye amakhemikhali.

 


  • Okwedlule:
  • Olandelayo:

  • Bhala umyalezo wakho lapha futhi usithumelele wona