rongo

kupu taurite:N-ETYL-O-TOLUIDINE;N-Ethyl-2-AMINOTOLUENE;N-ETYL-2-TOLUIDINE;N-ETYL-2-METHILANILINA;N-EthylChemicalbook-2-methyl-Benzenamine;N-Ethyl-N- (2 -methylphenyl)amine;N-ETHYLORTHOTOLUIDINE;N-ETIL-O-TOLUIDINE97%

Te nama CAS: 94-68-8
tātai rāpoi: C9H13N
Te taumaha ngota: 135.21
Nama EINECS: 202-354-3

Ngā kāwai e pā ana:reagents me nga taapiri;waiwaro kakara;takawaenga;takawaenga matū;rauemi mata matū;rauemi mata;matū matū pararopi rawa;matū waro;Nga Kaiwaenga o nga Waikano me nga Pigments

Āhuatanga matū:ira koropuha 218°C, 95.5°C/1.3kPa, kiato whanaunga 0.938, taupū whakaata 1.5470, ira hiko 88°C.

Whakamahinga:Takawaenga o Youlesan.

Ka whakamahia ki te waikano, rongoa me etahi atu whakahiato waro

Tikanga whakaputa:
1. Ko te tikanga ethanol alkylation: Whakakiia he reactor moenga wai me te kaha o nga waahanga 400 ki te H3PO4-SiO2 catalyst, me te waahanga o roto o te 400m2 / g, me te ihirangi H3PO4 o 10%.I roto i te whakaetonga quartz i whakauruhia ki te taha o raro o te moenga wai, 110 nga wahanga o te ranunga o te hanganga e whai ake nei, ara ko te 66% o-toluidine me te 34% te waihano [te ratio 1:1.2 (molar ratio)] i whakaeto i te 250°C .Ka whakamahanahia te moenga wai ki te 330°C me te Chemicalbook.E 108 nga wahanga o te condensate i ia haora, ko te nui o te N-ethyl o-toluidine e 60.0 nga wahanga, ko te N,N-diethyl o-toluidine e 10.7 nga wahanga, ko te ihirangi o te o-toluidine e 14.5 nga wahanga.Ko te tere o te hurihanga ko te 80%, ko te 82.5% o te o-toluidine tauhohe ka huri ki te N-ethyl o-toluidine, me te 13.1% ka hurihia hei N,N-diethyl o-toluidine.Ka hurihia te ethanol 5% ki te ethylene.

2. Te tikanga whakamaoritanga Bromoethane?Tāpirihia te 40mL (0.37mol) o-toluidine me te 14mL (0.185mol) o te bromoethane ki roto i te ipu 250mL toru-kaki.I muri i te whakamahana me te whakamaarama mo te 2h, ka whakamaarama ki te 40% wairewa konutai wai.Kātahi ka tāpirihia te 18.5g (0.136mol) o te konutea pūhaumāota me te 20mL o te wai ki roto i te wairewa Puka Matū, me te whakaoho mo te 2.5h.Ko te totoka kua tātarihia i tangohia tonutia me te hinu etera i roto i te taputapu Soxhlet, ka horoia te tangohanga ki te haukini waimeha me te wai marumaru, ka whakaeto te hinu hinu, ka whakahekehia te toenga wai i raro i te pehanga iti, me te 105~110 ℃ (4.67kpa) I kohia te distillate ki te whiwhi 21.1g Ko te hua kua oti, kua kiia hei bromoethane, he 85%.

Kāwai:paitini
Te mura me nga ahuatanga morearea:mura ahi;ka pirau te ngingiha hau hauota waikura paitini
Nga ahuatanga rokiroki me te kawe:he hau te whare putunga, he iti te pāmahana me te maroke;ka rongoatia, ka haria motuhake mai i nga waikura, waikawa, me te kai
Kaipatu tinei:hauhā, pahuka, paura maroke, onepu

 


Te wa tuku: Mei-11-2021