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2-Ethylhexylamine CAS: 104-75-6
2-Ethylhexylamine CAS: 104-75-6
Ndi madzi opanda mtundu komanso owonekera bwino, osungunuka pang'ono m'madzi, osungunuka mu ethanol ndi acetone. Oyaka moto. Osagwirizana ndi zinthu zamphamvu zosungunuka. Amagwiritsidwa ntchito ngati chosinthira cha mankhwala ophera tizilombo, utoto, utoto, ma surfactants, ndi mankhwala ophera tizilombo. Angagwiritsidwenso ntchito kupanga zokhazikika, zosungira, ma emulsifiers, ndi zina zotero. Njira yokonzekera imapezeka pochita 2-ethylhexanol ndi ammonia. Mu seti yomweyo ya zida za kettle, 2-ethylhexylamine, di(2-ethylhexyl)amine, ndi tris(2-ethylhexyl)amine zimatha kupangidwa mozungulira. -
p-Toluenesulfonamide CAS 70-55-3
p-Toluenesulfonamide, yomwe imadziwikanso kuti 4-toluenesulfonamide, p-sulfonamide, toluene-4-sulfonamide, toluenesulfonamide, p-sulfamoyltoluene, ndi kristalo yoyera kapena tsamba la Chemicalbook, yomwe imagwiritsidwa ntchito popanga chloramine-T ndi Chloramphenicol, utoto wa fluorescent, kupanga mapulasitiki, ma resins opangidwa, zokutira, mankhwala ophera tizilombo ndi zowunikira matabwa, ndi zina zotero.
P-Toluenesulfonamide ndi pulasitiki wabwino kwambiri wopangira thermosetting plastics, woyenera phenolic resin, melamine resin, urea-formaldehyde resin, polyamide ndi ma resin ena. Kusakaniza pang'ono kungathandize kukonza zinthu, kupangitsa kuti zikhale zofanana, ndikupatsa mankhwalawa kuwala bwino. P-Toluenesulfonamide ilibe mphamvu yofewa ngati ma plasticizer amadzimadzi, sigwirizana ndi polyvinyl chloride ndi vinyl chloride copolymers, ndipo imagwirizana pang'ono ndi cellulose acetate, cellulose acetate butyrate ndi cellulose nitrate.
Njira yopangira choyamba imawonjezera gawo la madzi a HN3 mumphika wothira, ndikuwonjezera p-toluenesulfonyl chloride uku mukusakaniza, ndipo kutentha kumakwera mwachilengedwe kufika pa 50°C. Kutentha kukatsika, madzi otsala a ammonia amawonjezeredwa. Chitanipo kanthu pa 85~9Chemicalbook0℃ kwa maola 0.5. Chitanipo kanthu pamene pH ifika pa 8 mpaka 9. Ziziritsani mpaka 20°C, sefa, ndikutsuka keke yothira ndi madzi kuti mupeze chinthu chosaphikidwa. Kenako chinthucho chimasinthidwa utoto ndi mpweya woyambitsa, kusungunuka mu alkali, kulekanitsidwa ndi asidi, kusefedwa ndikuumitsidwa kuti mupeze chinthucho.
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Tosyl chloride CAS 98-59-9
Tosyl chloride CAS 98-59-9
Tosyl chloride (TsCl), monga mankhwala abwino, imagwiritsidwa ntchito kwambiri m'mafakitale opanga utoto, mankhwala, ndi mankhwala ophera tizilombo. M'makampani opanga utoto, imagwiritsidwa ntchito kwambiri popanga utoto wa dispersion, ice dye, ndi acid; m'makampani opanga mankhwala, Chemicalbook imagwiritsidwa ntchito kwambiri popanga sulfonamides, mesulfonate, ndi zina zotero; m'makampani opanga mankhwala ophera tizilombo, imagwiritsidwa ntchito kwambiri popanga mesotrione, sulfotrione, fine metalaxyl, ndi zina zotero. Ndi chitukuko chopitilira cha mafakitale opanga utoto, mankhwala ndi mankhwala ophera tizilombo, kufunikira kwa mankhwalawa padziko lonse lapansi kukukulirakulira tsiku ndi tsiku.
Pali njira ziwiri zazikulu zachikhalidwe za TsCl: 1. Imapangidwa ndi chlorination ya toluene mwachindunji ndi chlorosulfonic acid yochulukirapo pa kutentha kochepa. Njira iyi imapanga o-toluenesulfonyl chloride yokhala ndi zinthu zambiri, ndipo p-toluenesulfonyl chloride ndiye chopangira chake, ndipo zonse ziwiri zimakhala zovuta kulekanitsa ndipo zimadya mphamvu zambiri; 2. Toluene ndi chlorosulfonic acid zimapakidwa chlorini mwachindunji ndi chlorosulfonic acid yochulukirapo pamaso pa mchere wina komanso kutentha kwina. Ngakhale njira iyi ili ndi chiŵerengero chapamwamba cha toluenesulfonyl chloride, chiŵerengero choyeretsera Njirayi ndi yosavuta ndipo imagwiritsa ntchito mphamvu zochepa. Komabe, chifukwa cha kutentha kwakukulu, mafuta olekanitsidwa a sulfonate ali ndi sulfones zambiri ndipo ali ndi phindu lochepa logwiritsa ntchito. Zokolola zenizeni ndi pafupifupi 70% mu Chemicalbook. Kuphatikiza apo, njira zonse ziwiri zimagwiritsidwa ntchito kwambiri ndi chlorosulfonic acid ndipo zinyalala za sulfuric acid zomwe zimapangidwa ndi zonyowa kwambiri, zomwe sizingathandize kugwiritsidwa ntchito ndi kuchiritsidwa m'mafakitale. Palinso malipoti owongolera njira imeneyi. Choyamba, p-toluenesulfonyl chloride mu reaction mixture imapangidwa bwino pansi pa mikhalidwe ina ndipo tinthu ta kristalo timakulitsidwa. Njira yosefera mwachindunji popanda hydrolysis imagwiritsidwa ntchito kuchotsa p-toluenesulfonyl chloride mu mixture. Komabe, pakadali pano pali zovuta zina posankha zida zamafakitale ndipo ndalama zake ndi zazikulu. Njira yabwino: Ma catalyst oyenera ndi mikhalidwe ina yabwino kwambiri ya processing adasankhidwa.
Tosyl chloride (TsCl) ndi kristalo yoyera yopyapyala yokhala ndi kutentha kwa 69-71°C. Ndi mankhwala ofunikira kwambiri opangidwa kuchokera ku organic synthesis ndipo amagwiritsidwa ntchito makamaka popanga chloramphenicol, chloramphenicol-T, thiamphenicol ndi mankhwala ena.
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Benzyl chloride CAS: 100-44-7
Benzyl chloride CAS: 100-44-7
Benzyl chloride, yomwe imadziwikanso kuti benzyl chloride ndi toluene chloride, ndi madzi opanda mtundu komanso fungo lamphamvu. Amasakanikirana ndi zinthu zachilengedwe monga chloroform, ethanol, ndi ether. Sasungunuka m'madzi koma amatha kusungunuka ndi nthunzi ya madzi. Nthunzi yake imakhala ndi kuyabwa pang'ono ku nembanemba ya maso ndipo ndi mpweya wamphamvu wa misozi. Nthawi yomweyo, benzyl chloride ndi gawo lapakati pa kapangidwe ka organic ndipo imagwiritsidwa ntchito kwambiri popanga utoto, mankhwala ophera tizilombo, zonunkhira zopangidwa, sopo, mapulasitiki, ndi mankhwala.
Mapulogalamu
Benzyl chloride ili ndi ntchito zambiri m'mafakitale. Imagwiritsidwa ntchito kwambiri m'magawo a mankhwala ophera tizilombo, mankhwala, zonunkhira, zodzoladzola, ndi zodzoladzola zopangidwa. Imagwiritsidwa ntchito popanga ndikupanga benzaldehyde, butyl benzyl phthalate, aniline, phoxim, ndi benzyl chloride. Penicillin, benzyl alcohol, phenylacetonitrile, phenylacetic acid ndi zinthu zina. Benzyl chloride ndi ya gulu la mankhwala okwiyitsa a benzyl halide. Ponena za mankhwala ophera tizilombo, sikuti imangopanga mwachindunji fungicides ya organophosphorus Daifengjing ndi Isidifangjing Chemicalbook, komanso ingagwiritsidwe ntchito ngati zinthu zofunika kwambiri pazinthu zina zambiri zophatikiza, monga kupanga phenylacetonitrile, Benzoyl chloride, m-phenoxybenzaldehyde, ndi zina zotero. Kuphatikiza apo, benzyl chloride imagwiritsidwa ntchito kwambiri mu mankhwala, zonunkhira, zodzoladzola, ma resini opangidwa, ndi zina zotero. Ndi gawo lofunika kwambiri popanga mankhwala ndi mankhwala. Kenako zinyalala zamadzimadzi kapena zinyalala zomwe zimapangidwa ndi mabizinesi panthawi yopanga zinthu mosakayikira zimakhala ndi zinthu zambiri za benzyl chloride.
Katundu wa Mankhwala:
Madzi opanda mtundu komanso owonekera bwino okhala ndi fungo lamphamvu lamphamvu. Amang'amba. Amasungunuka mu zinthu zachilengedwe monga ether, mowa, chloroform, ndi zina zotero, osasungunuka m'madzi, koma amatha kusungunuka ndi nthunzi ya madzi.
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N-Isopropylhydroxylamine CAS: 5080-22-8
N-Isopropylhydroxylamine ndi madzi opanda mtundu omwe ali ndi fungo lamphamvu la ammonia.
- Imasungunuka m'madzi ndi zinthu zambiri zachilengedwe, koma siisungunuka m'zinthu zopanda polar.
- Ndi nucleophile yomwe imakhala ndi zotsatira zowonjezera ku zinthu monga ma ester, aldehydes, ndi ketones.
gwiritsani ntchito:
- N-Isopropylhydroxylamine imagwiritsidwa ntchito makamaka muzochita za organic synthesis, makamaka ngati amination reagent.
- Itha kugwiritsidwa ntchito popanga zinthu za aldehydes, ketones, ndi esters, komanso kutenga nawo mbali mu zochitika zina za cyclization.
- Ingagwiritsidwenso ntchito ngati reagent yochepetsera kuti ichite zochepetsera mu kapangidwe ka organic.
Njira yokonzekera:
- Njira yodziwika bwino yokonzekera N-isopropylhydroxylamine ndikuchita amidation reaction pa isopropyl alcohol kuti ipeze N-isopropylisopropylamide, kenako ndikugwiritsa ntchito mpweya wa ammonia kuti ugwire ntchito pa iyo kuti ipange N-isopropylhydroxylamine.
Chidziwitso cha Chitetezo:
- N-Isopropylhydroxylamine ndi chinthu chowononga chomwe chingayambitse kuyabwa ndi kupsa pokhudzana ndi khungu ndi maso.
- Valani magolovesi oteteza, magalasi oteteza maso ndi zida zina zodzitetezera mukamagwiritsa ntchito.
- Gwiritsani ntchito pamalo opumira bwino ndipo pewani kupuma mpweya wake.
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2,6-Dimethylaniline CAS 87-62-7
2,6-Dimethylaniline ndi madzi achikasu pang'ono okhala ndi kuchuluka kwa 0.973. Sasungunuka m'madzi, amasungunuka mu mowa, ether, ndipo amasungunuka mu hydrochloric acid.
Njira zopangira 2,6-dimethylaniline zimaphatikizapo njira ya 2,6-dimethylphenol aminolysis, njira ya o-methylaniline alkylation, njira ya aniline methylation, njira ya m-xylene disulfonation nitration ndi njira ya m-xylene disulfonation. Njira yochepetsera toluene nitration, ndi zina zotero.
Chogulitsachi ndi chofunikira kwambiri popanga mankhwala ophera tizilombo ndi mankhwala, ndipo chingagwiritsidwenso ntchito ngati zinthu zopangira mankhwala monga utoto. Chimayaka ndi moto wotseguka; chimayamwa ndi ma oxidants; chimawononga utsi wa poizoni wa nayitrogeni oxide ndi kutentha kwakukulu.
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2,4-Dimethyl aniline CAS 95-68-1
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2,4-Dimethyl aniline CAS 95-68-1
Ndi mafuta opanda mtundu. Mtundu wake umazama kwambiri mu kuwala ndi mpweya. Umasungunuka pang'ono m'madzi, umasungunuka mu ethanol, ether, benzene ndi acid solutions.
2,4-Dimethylaniline imapezeka pogwiritsa ntchito nitration ya m-xylene kuti ipeze 2,4-dimethylnitrobenzene ndi 2,6-dimethylnitrobenzene. Pambuyo poyeretsedwa, 2,4-dimethylnitrobenzene imapezeka. Chogulitsachi chimapezeka pogwiritsa ntchito catalytic hydrogenation reduction ya benzene. Chimagwiritsidwa ntchito ngati zinthu zophera tizilombo, mankhwala ndi utoto. Chimayaka moto wotseguka; chimagwira ntchito ndi ma oxidants; chimawononga utsi wa poizoni wa nayitrogeni oxide ndi kutentha kwakukulu. Panthawi yosungira ndi kunyamula, nyumba yosungiramo zinthu iyenera kukhala ndi mpweya wokwanira komanso youma pa kutentha kochepa; isungeni padera ndi ma acids, ma oxidants, ndi zowonjezera zakudya.
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1-(Dimethylamino)tetradecane CAS 112-75-4
1-(Dimethylamino)tetradecane CAS 112-75-4
Maonekedwe ake ndi amadzimadzi owonekera bwino. Osasungunuka m'madzi ndipo ndi ochepa thupi ngati madzi. Chifukwa chake amayandama pamadzi. Kukhudza kwake kungakwiyitse khungu, maso ndi nembanemba ya mucous. Kungakhale poizoni pomeza, kupuma kapena kuyamwa khungu.
Amagwiritsidwa ntchito popanga mankhwala ena. Ndipo amagwiritsidwa ntchito makamaka mu zosungira, zowonjezera mafuta, mabakiteriya, zotulutsa zitsulo zosowa, zotulutsa utoto, zosakaniza mchere, zopangira zokongoletsa, ndi zina zotero.
Malo osungira: Sungani pamalo ozizira, ouma, komanso amdima mu chidebe chotsekedwa bwino kapena silinda. Sungani kutali ndi zinthu zosagwirizana, magwero oyatsira moto ndi zinthu zosaphunzitsidwa. Sungani bwino ndipo lembani chizindikiro pamalopo. Tetezani zidebe/masilinda ku kuwonongeka kwenikweni.
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Triethylamine CAS: 121-44-8
Triethylamine (molekyulu ya mamolekyulu: C6H15N), yomwe imadziwikanso kuti N,N-diethylethylamine, ndi homo-trisubstituted tertiary amine yosavuta kwambiri ndipo ili ndi mawonekedwe ofanana ndi a tertiary amines, kuphatikiza kupanga mchere, oxidation, ndi triethyl Chemicalbook amine. Mayeso (Hisbergreaction) sayankha. Imawoneka ngati madzi owonekera opanda mtundu kapena achikasu owala okhala ndi fungo lamphamvu la ammonia ndipo imasuta pang'ono mlengalenga. Imasungunuka pang'ono m'madzi, imasungunuka mu ethanol ndi ether. Yankho lamadzi ndi la alkaline. Ndi poizoni komanso lokwiyitsa kwambiri.
Ikhoza kupezeka mwa kuchitapo kanthu ndi ethanol ndi ammonia pamaso pa haidrojeni mu reactor yokhala ndi chothandizira cha mkuwa-nickel-dongo pansi pa kutentha (190±2°C ndi 165±2°C). Kuchitapo kanthuko kudzapanganso monoethylamine ndi diethylamine. Pambuyo pa condensation, mankhwalawa amathiridwa ndi ethanol ndikuyamwa kuti apeze triethylamine yopanda kanthu. Pomaliza, pambuyo polekanitsidwa, kutaya madzi m'thupi ndi kugawidwa, triethylamine yoyera imapezeka.
Triethylamine ingagwiritsidwe ntchito ngati zosungunulira komanso ngati zinthu zopangira zinthu zachilengedwe, komanso imagwiritsidwanso ntchito popanga mankhwala, mankhwala ophera tizilombo, zoletsa polymerization, mafuta amphamvu kwambiri, zoyeretsera rabara, ndi zina zotero.
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Chloroacetone CAS: 78-95-5
Chloroacetone CAS: 78-95-5
Maonekedwe ake ndi madzi opanda mtundu komanso fungo loipa. Amasungunuka m'madzi, amasungunuka mu ethanol, ether ndi chloroform. Amagwiritsidwa ntchito popanga zinthu zachilengedwe popanga mankhwala, mankhwala ophera tizilombo, zonunkhira ndi utoto, ndi zina zotero.
Pali njira zambiri zopangira chloroacetone. Njira ya acetone chlorination pakadali pano ndi njira yayikulu yomwe imagwiritsidwa ntchito popanga zinthu zapakhomo. Chloroacetone imapezeka poika chlorinate acetone pamaso pa calcium carbonate, chinthu chomangira asidi. Onjezani acetone ndi calcium carbonate mu reactor malinga ndi kuchuluka kwa chakudya, sakanizani kuti mupange slurry, ndikutenthetsa kuti ibwererenso. Mukasiya kutentha, perekani mpweya wa chlorine kwa maola pafupifupi 3 mpaka 4, ndikuwonjezera madzi kuti musungunule calcium chloride yopangidwa. Mafutawo amasonkhanitsidwa, kenako amatsukidwa, amachotsedwa madzi, ndikusungunuka kuti apeze mankhwala a chloroacetone.
Makhalidwe osungira ndi mayendedwe a chloroacetone
Nyumba yosungiramo zinthu imapumira mpweya komanso imaumitsidwa pa kutentha kochepa; imatetezedwa ku malawi otseguka komanso kutentha kwambiri, ndipo imasungidwa ndikunyamulidwa mosiyana ndi chakudya ndi zinthu zowononga ma oxidants.
Malo osungira: 2-8°C -
Propylene glycol CAS: 57-55-6
Dzina lasayansi la propylene glycol ndi "1,2-propanediol". Racemate ndi madzi okhuthala a hygroscopic okhala ndi kukoma kokoma pang'ono. Amasakanikirana m'madzi, acetone, ethyl acetate ndi chloroform, ndipo amasungunuka mu ether. Amasungunuka m'mafuta ambiri ofunikira, koma osasakanikirana ndi petroleum ether, paraffin ndi mafuta. Ndi okhazikika kutentha ndi kuwala, ndipo amakhala okhazikika kwambiri kutentha kochepa. Propylene glycol imatha kusungunuka kukhala propionaldehyde, lactic acid, pyruvic acid ndi acetic acid kutentha kwambiri.
Propylene glycol ndi diol ndipo ili ndi mphamvu ya alcohols wamba. Imakhudzana ndi ma organic acid ndi ma inorganic acid kuti ipange monoesters kapena diesters. Imakhudzana ndi propylene oxide kuti ipange ether. Imakhudzana ndi hydrogen halide kuti ipange halohydrins. Imakhudzana ndi acetaldehyde kuti ipange methyldioxolane.
Monga mankhwala ophera tizilombo toyambitsa matenda, propylene glycol ndi yofanana ndi ethanol, ndipo mphamvu yake poletsa nkhungu ndi yofanana ndi ya glycerin ndipo ndi yocheperako pang'ono kuposa ya ethanol. Propylene glycol imagwiritsidwa ntchito kwambiri ngati pulasitiki mu zinthu zophimba filimu yamadzi. Kusakaniza magawo ofanana ndi madzi kumatha kuchedwetsa hydrolysis ya mankhwala ena ndikuwonjezera kukhazikika kwa mankhwala.
Madzi osasunthika, okhuthala komanso okhazikika omwe amayamwa madzi, osakoma komanso opanda fungo. Amasakanikirana ndi madzi, ethanol ndi zinthu zosiyanasiyana zosungunulira zachilengedwe. Amagwiritsidwa ntchito ngati zinthu zopangira ma resin, plasticizers, surfactants, emulsifiers ndi demulsifiers, komanso antifreeze ndi zonyamulira kutentha.
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Asidi ya Benzoic CAS: 65-85-0
Benzoic acid, yomwe imadziwikanso kuti benzoic acid, ili ndi molekyulu ya C6H5COOH. Ndi asidi wosavuta kwambiri wa aromatic womwe gulu la carboxyl limalumikizidwa mwachindunji ndi atomu ya kaboni ya mphete ya benzene. Ndi mankhwala opangidwa posintha hydrogen pa mphete ya benzene ndi gulu la carboxyl (-COOH). Ndi makhiristo opanda mtundu, opanda fungo losapsa. Malo osungunuka ndi 122.13℃, malo owira ndi 249℃, ndipo kuchuluka kwake ndi 1.2659 (15/4℃). Imasungunuka mwachangu pa 100°C, ndipo nthunzi yake imakwiyitsa kwambiri ndipo ingayambitse chifuwa mosavuta mutapumira. Imasungunuka pang'ono m'madzi, imasungunuka mosavuta mu zosungunulira zachilengedwe monga ethanol, ether, chloroform, benzene, toluene, carbon disulfide, carbon tetrachloride ndi pine Chemicalbook fuel saving. Imapezeka kwambiri mwachilengedwe mu mawonekedwe a free acid, ester kapena zotumphukira zake. Mwachitsanzo, imapezeka mu mawonekedwe a free acid ndi benzyl ester mu benzoin gum; imapezeka mu mawonekedwe a free mu masamba ndi tsinde la zomera zina; imapezeka mu fungo. Imapezeka mu mawonekedwe a methyl ester kapena benzyl ester mu mafuta ofunikira; imapezeka mu mawonekedwe a derivative hippuric acid mu mkodzo wa kavalo. Benzoic acid ndi asidi wofooka, wamphamvu kuposa mafuta acids. Ali ndi mphamvu zofanana zamakemikolo ndipo amatha kupanga mchere, ma esters, ma acid halides, ma amides, ma acid anhydrides, ndi zina zotero, ndipo sasungunuka mosavuta. Kusintha kwa electrophilic kungachitike pa mphete ya benzene ya benzoic acid, makamaka kupanga zinthu zosinthira meta.
Benzoic acid nthawi zambiri imagwiritsidwa ntchito ngati mankhwala kapena chosungira. Imaletsa kukula kwa bowa, mabakiteriya, ndi nkhungu. Ikagwiritsidwa ntchito ngati mankhwala, nthawi zambiri imagwiritsidwa ntchito pakhungu pochiza matenda a pakhungu monga mphutsi. Imagwiritsidwa ntchito mu ulusi wopangidwa, ma resin, zokutira, rabara, ndi mafakitale a fodya. Poyamba, benzoic acid idapangidwa ndi carbonization ya benzoin gum kapena hydrolysis ya mankhwala ndi madzi a alkaline. Itha kupangidwanso ndi hydrolysis ya hippuric acid. M'mafakitale, benzoic acid imapangidwa ndi oxidation ya mpweya wa toluene pamaso pa zinthu monga cobalt ndi manganese; kapena imapangidwa ndi hydrolysis ndi decarboxylation ya phthalic anhydride. Benzoic acid ndi mchere wake wa sodium zitha kugwiritsidwa ntchito ngati mankhwala ophera mabakiteriya mu latex, toothpaste, jamu kapena zakudya zina, ndipo zitha kugwiritsidwanso ntchito ngati zodzoladzola zopaka utoto ndi kusindikiza.
