Okusengejja eddagala lya 2-Methyltetrahydrofuran

Jun 07, 2025

Leka obubaka .

I. Okuva ku Furfural okutuuka ku Golden Solvent
Okusengejja 2-methyltetrahydrofuran (2-MeTHF) kulinga obulogo bw’okukyusa ebikuta bya kasooli okubifuula ebintu eby’omuwendo. Enkola enkulu ekozesa furfural evudde mu bimera ng’ekintu ekisookerwako era etuuka ku kukyusa okuyita mu nkola ey’emitendera esatu:

Decarbonylation: Furfural ekyusibwa n’efuuka 2-furfural ku diguli 200-250 nga tukozesa ekirungo kya zinc oxide catalyst.

Okulonda Hydrogenation: Ekirungo ekiziyiza ekikomo-chromium ku 3 MPa kikyusa empeta ya furan mu nsengekera ya tetrahydrofuran.

Distillation and Purification: Ekintu ekirongoofu ebitundu 98% kifunibwa oluvannyuma lw’okuggyibwamu amazzi n’ebisengejja molekyu.

II. Ebipya Ebizuuliddwa mu Nkola za Green
Omutendera gw'ennono ogw'okukola haidrojeni gwetaaga ebirungo ebiziyiza ebyuma eby'omuwendo, naye okunoonyereza okwakakolebwa ("Enkola za Green") kulaga nti enkola eno esobola okukozesebwa okulongoosa omutindo gwa 2-MeTHF. Chemistry (2022) ekozesa ekirungo ekiziyiza ekyuma ekiyitibwa nano-iron catalyst:

Ebbugumu ly’ensengekera lyakendeera diguli 40 okutuuka ku diguli 180
Puleesa yakendeera okuva ku 3 MPa okutuuka ku 1.5 MPa
Amakungula geeyongedde okutuuka ku bitundu 92% (enkola eya bulijjo 85%) .
Omuwendo gwa catalyst gukendedde ebitundu 60%
III. Eby’obugagga by’Ekizimbulukusa Ezikola Ebintu Ebitali Bimu
Amazzi gano aga kyenvu enzirugavu gasobola okudda mu kifo kya THF ey’ekinnansi ne n-hexane kubanga:

Ekola azeotrope esinga obutono n’amazzi (ekifo ekibuguma 71℃) .
Ebintu ebikuuma nga biriko flash point ya diguli 11 (ekikopo ekiggaddwa)
Okusaanuuka kw’ebintu byombi eby’enjuba n’ebitali{0}}enjuba
Obuvunda bw’ebiramu businga emirundi esatu okusinga THF
High-purity 2-MeTHF-3-one, ekintu ekikulu mu laboratory, epakibwa mu ngoma z’ekyuma ekissiddwako akabonero. Ensengekera ya molekyu C1H2O2 erabika bulungi, era ekirungo ekikola ebitundu 98% kikakasa okutebenkera kw’ensengekera. Ekifo ekitangalijja ekya diguli 103 F kiraga nti kirina okuterekebwa mu kifo ekiyonjo era ekikalu.

Weereza okwebuuza .
Weereza Obubaka