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umkhiqizo

I-2′-Hydroxyacetophenone (CAS# 118-93-4)

Isakhiwo Samakhemikhali:

I-Molecular Formula C8H8O2
I-Molar Mass 136.15
Ukuminyana 1.131g/mLat 25°C(lit.)
I-Melting Point 3-6°C(lit.)
I-Boling Point 213°C717mm Hg(lit.)
I-Flash Point >230°F
Inombolo ye-JECFA 727
Ukuncibilika kwamanzi encibilikayo kancane
Ukuncibilika 0.2g/l
I-Vapor Presure ~0.2 mm Hg ( 20 °C)
I-Vapor Density 4.7 (vs air)
Ukubukeka Uketshezi
Umbala Okuphuzi okucacile kuya kunsundu
I-BRN 386123
pKa 10.06(ku-25℃)
Isimo Sesitoreji Gcina ngaphansi kuka +30°C.

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

I-2′-I-Hydroxyacetophenone iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso sezakhiwo zayo, ukusetshenziswa kwayo, izindlela zokukhiqiza kanye nolwazi lokuphepha:

Ikhwalithi:
- Ukubukeka: I-2′-Hydroxyacetophenone iyikristale eqinile emhlophe.

Sebenzisa:
- Ingasetshenziswa futhi ekulungiseleleni ama-hydroquinone kanye nezikhanyisi ze-optical.

Indlela:
- I-2′-Hydroxyacetophenone ngokuvamile ilungiswa ngokusabela kwe-condensation ye-benzoacetic acid ne-iodoalkane.
- Ezinye izindlela zokuhlanganisa zihlanganisa i-oxidation ekhethiwe kanye ne-hydroxylation ye-acetophenone, futhi esikhundleni se-acetophenone, ingalungiswa nge-esterification yama-phenols ahambisanayo nama-acetic acid.

Ulwazi Lokuphepha:
- I-2′-Hydroxyacetophenone iyikhemikhali futhi kufanele iphathwe futhi igcinwe ngendlela ukugwema ukuthintana nesikhumba namehlo.
- Izinto zokuzivikela ezifanelekile ezifana namagilavu ​​zelabhu, izibuko, namajazi elebhu kufanele kugqokwe lapho kusetshenziswa.
- Uma uyigcina, kufanele igcinwe esitsheni esingangenisi umoya, kude nokuvutha kanye nama-oxidants.
- Ngesikhathi senqubo yokwelapha, kufanele kuqashelwe ukuvimbela ukukhiqizwa kothuli kanye nomusi futhi kuqinisekiswe indawo yokusebenza enomoya omuhle.


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