Takaitaccen Bayani: acetone ya haɓaka chloride kuma an samar da shi ta hanyar crystallization na solvent a 1,1,3-trichloroacetone tare da tsarki mai yawa wanda bai gaza 99.0% ba, tare da yawan amfanin 45% Kalmomi masu mahimmanci: 1,1,3-trichloroacetone; haɗa; tsarki mai yawa

———-. Gabatarwa

1,1,3■ trichloroacetone muhimmin matsakaici ne wajen samar da folic acid. A halin yanzu, 1,1,3.acetone trichloropacetone, tsawon lokacin samarwa (awanni 48), ƙarancin zaɓi, ƙarancin yawan amfanin ƙasa, 1,1,3-trichloropacetone yana kusan kashi 17% ne kawai, bayan cire ruwa, abun cikinsa shine kashi 51.9% kawai. Kuma farashin samarwa yana da yawa, gyaran samfurin yana da ƙasa. Duk waɗannan suna haifar da hauhawar farashin samar da folic acid na cikin gida, yana da wahalar inganta abun ciki da sauran matsaloli. Marubucin ya karanta adadi mai yawa na takardu na cikin gida da na ƙasashen waje. Bayan gwaje-gwaje da bincike da yawa, mun ƙara mai kara kuzari da sarrafa saurin fou chlorine, rage lokacin amsawa zuwa trichloropacetone 1,1,3-3 cikin awanni 24, da kuma 1,1,3-3 trichloropacetone crystallization tare da tsarkin da ya fi 99% da yawan amfanin da ya fi 45%.

II. Sashen gwaji

1. martani

0 0 0 0

1. II.

　　CHaCHa+Cl:—ClCH.₂CCH.₃+Cl.₂CHCCH.₃+C1CH.₂CCH.₂C1+

1. Matakan gwaji

A cikin kwalba mai wuya huɗu tare da na'urar sanyaya mai siffar ƙwallo mai nauyin milimita 500, an gauraya wani adadin acetone da mai kara kuzari sannan a zuba shi a cikin chlorine a zafin jiki na 10 ~ 30 W. Fara lokacin, a daina ratsa chlorine awanni da yawa bayan amsawar, sannan a ci gaba da juyawa na tsawon awa 1. An ƙara wani abu mai kama da na musamman a cikin cakuda da aka samu, an motsa shi na tsawon awa 1 yayin da aka sanyaya shi zuwa digiri 10 na Celsius, ana fitar da 1,1,3-trichloroacetone.

1. 1,1,3. Zaɓaɓɓen tantance tsarkin trichloroacetone

An yi amfani da na'urar gano iskar gas ta Varin 3700, ginshiƙin cikawa na QF ・1 da kuma na'urar gano FID don tantance ribar tsarkin samfurin da maganin chloride.

1. Sakamakon tattaunawar
2. Tasirin mai kara kuzari kan zaɓin chloride ya nuna zaɓin acetone chlorine

Babban tasiri, Tebur 1 ya lissafa saitin sakamakon gwaji. Daga Tebur 1, mafi ƙarancin zaɓin 1, 1, 3-trichloroacetone yana ƙaruwa sosai (kimanin 19.1%) ba tare da mai kara kuzari ba, kuma

　　Maganin amine mai haɗaka shine mafi kyau, har zuwa 57.5% o. Yanayin gwaji: Innl acetone, 3nr) l chlorine, mai kara kuzari 0.6g, zafin jiki 1030°C,

lokaci awanni 18. Cikin awanni 12 va:3.9 Cao h;2

〜Awa 7, vq:27 Cao h;7〜Awa 18,VQ:3.9 zuwa h. Tebur 1.Tasirin mai kara kuzari akan zaɓin samfurin

1. Tasirin saurin chlorine akan amsawar

Gwajin ya gano cewa sinadarin chlorine mai kama da juna yana da ƙarancin zaɓin samfura, wanda hakan ke inganta zaɓin samfura da yawan amfanin ƙasa sosai.

Tebur na 2 ya lissafa jerin bayanan gwaji.

Tebur na 2 Tasirin saurin wucewar chlorine akan zaɓin samfur

Gwaji^yanayin:] Petri dish 1 acetone,catalyst:composite class 0.6go

Gwajin ya gano cewa fluchlorine ya fara ne da wuri (awanni 12) sannan daga baya (awanni 8 da mintuna 24), yawancin sinadarin chlorine ya tsere daga amsawar, kuma matsakaicin (awanni 28) yana da sauri. Lokacin da aka dakatar da iskar chlorine, zaɓin samfurin da yawan amfanin ƙasa yana raguwa sosai. Sakamakon ya nuna cewa 1, 1, 3 sun samar da jinkiri fiye da yadda aka yi a da.

1,1-dichloroacetone. A lokacin amsawar da

chloride, chloride, acetone, 1, 1, 4003000,

CICH2CCH3

o.

wato_II.chlorine a cikin rukunin submethyl ya kasance mai yawa

fiye da na ƙungiyar methyl. Saboda haka,

marubucin ya yi imanin cewa tsarin amsawar acetone chloride shine:

Ana gudanar da aikin ne da V1 1 2-5 a matsayin babban tsari.

A cewar bayanai na Tebur 2, tsarin saurin amsawa na kowane mataki shine

　　V2^”3^1 2 5>V4

Ya danganta da saurin amsawar kowane mataki,

Ana iya gani daga bayanan da ke cikin Jadawali na 3 cewa, saboda ƙaramin bambancin zafin tafasa tsakanin 1, 1, 3. trichloroacetone da sauran kayayyakin, gabaɗaya yana da wuya a raba fitar da ruwa kuma rabuwa hanya ce mai sauƙi. Duk da cewa ana iya cire yawancin samfuran I, tsarkin yana da wahala.

muna sarrafa saurin wucewar chlorine a kowane mataki,

don cimma manufar rage lokacin wucewar chlorine da kuma hana zaɓin ƙara saurin amsawar na biyu da trichloroacetone 1,1,3.

1. Tsarkakewar lu'ulu'u mai tsafta A cewar wallafe-wallafen, yawanci

Ana fitar da ko tace ruwan acetone chloride da ruwa don ƙara yawan 1,1,3-trichloroacetone, kuma marubucin ya yi amfani da 1,1,3-trichloroacetone don yin lu'ulu'u daga wasu samfuran da aka samo.

Tebur na 3 ya lissafa tsarkin samfurin da aka samu ta hanyoyin rabuwa daban-daban.

Tebur 3. Tsarkakakken samfur da aka samu daga hanyoyin rabuwa daban-daban

don ƙara ingantawa. Tsabtace samfurin ya kai sama da kashi 99%, kuma yawan amfanin ƙasa shine mafi girma a hanyoyi da dama, har zuwa kashi 45% na o.1 Hanyar tana buƙatar abun ciki na 1,1,3-trichloroacetone na K fiye da kashi 50% a cikin maganin chloride.

Zaɓi mai haɓaka sinadarin amine mai dacewa, sarrafa toshewar chlorine a hankali da wuri da kuma a ƙarshen 10 ~ 30°C, zai iya yin 1, 1, 3-trichloroacetone chloride, wanda aka tsarkake ta hanyar crystallization na musamman, sami samfurin crystalline tare da aƙalla 99.0%, tare da yawan amfanin ƙasa na 45%, amma 1, 1, 3-trichloroacetone a cikin maganin chloride dole ne ya fi 50% o.Shugabar Kamfanin Athena

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