I. Daga Furfural zuwa Golden Solvent
Haɗin 2-methyltetrahydrofuran (2-MeTHF) kamar sihiri ne na canza masara zuwa kayan ƙima. Tsarin al'ada yana amfani da furfural wanda aka samo asali a matsayin ɗanyen abu kuma yana samun jujjuyawa ta hanyar amsawa ta mataki uku:
Decarbonylation: Furfural yana canzawa zuwa 2-furfural a digiri 200-250 ta amfani da sinadarin zinc oxide.
Zaɓaɓɓen Hydrogenation: Copper - chromium mai haɓakawa a 3 MPa yana canza zoben buɗen zuwa tsarin tetrahydrofuran.
Distillation da Tsarkakewa: Ana samun samfur mai tsabta 98% bayan bushewa tare da sieves na kwayoyin.
II. Sabbin Cigaba a Tsarin Kore
Matakan hydrogenation na gargajiya yana buƙatar abubuwan haɓaka ƙarfe masu daraja, amma bincike na baya-bayan nan ("Tsarin Koren") ya nuna cewa ana iya amfani da wannan tsari don haɓaka ingancin 2-MeTHF. Chemistry (2022) yana amfani da nano-baƙin ƙarfe:
An rage yawan zafin jiki da digiri 40 zuwa digiri 180
An rage matsi daga 3 MPa zuwa 1.5 MPa
Yawan amfanin ƙasa ya ƙaru zuwa 92% (tsari na al'ada 85%)
An rage farashin mai kara kuzari da kashi 60%
III. Abubuwan Kayayyakin Kayayyakin Kayayyaki
Wannan kodan ruwan rawaya na iya maye gurbin THF na gargajiya da n{0}}hexane saboda:
Yana samar da mafi ƙarancin azeotrope tare da ruwa (Mataki na tafasa 71 digiri)
Fasalolin tsaro tare da madaidaicin walƙiya na digiri 11 (kofin rufe)
Solubility ga duka polar da waɗanda ba {0} abubuwa na igiya
Biodegradability sau uku fiye da THF
Babban - 2-MeTHF-3-daya, madaidaici a cikin dakunan gwaje-gwaje, an lulluɓe shi a cikin gangunan ƙarfe na galvanized. Tsarin kwayoyin C₅H₅O₂ yana bayyane a fili, kuma kashi 98% mai aiki yana tabbatar da kwanciyar hankali. Wurin walƙiya na digiri 103 F yana nuna cewa dole ne a adana shi a wuri mai sanyi, busasshiyar.
