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2-Ethylhexylamine CAS: 104-75-6
2-Ethylhexylamine CAS: 104-75-6
Ndi madzi opanda mtundu komanso owoneka bwino, osungunuka pang'ono m'madzi, osungunuka mu ethanol ndi acetone. Zoyaka. Zosagwirizana ndi ma oxidizing amphamvu. Amagwiritsidwa ntchito ngati wapakatikati popangira mankhwala ophera tizilombo, utoto, utoto, ma surfactants, ndi mankhwala ophera tizilombo. Ikhoza kugwiritsidwanso ntchito popanga stabilizers, preservatives, emulsifiers, etc. Njira yokonzekera imapezeka pochita 2-ethylhexanol ndi ammonia. Mu seti yomweyo ya zida za ketulo, 2-ethylhexylamine, di(2-ethylhexyl) amine, ndi tris(2-ethylhexyl) amine zitha kupangidwa mozungulira. -
p-Toluenesulfonamide CAS 70-55-3
p-Toluenesulfonamide, yomwe imadziwikanso kuti 4-toluenesulfonamide, p-sulfonamide, toluene-4-sulfonamide, toluenesulfonamide, p-sulfamoyltoluene, ndi flake yoyera kapena tsamba Chemicalbook crystal, yomwe imagwiritsidwa ntchito popanga chloramine-T ndi Chloramphenicol, utoto wa fluorescent, kupanga utoto wapulasitiki , ma resins opangira, zokutira, mankhwala ophera tizilombo komanso zowunikira matabwa, ndi zina.
p-Toluenesulfonamide ndi plasticizer olimba kwambiri kwa mapulasitiki thermosetting, oyenera phenolic utomoni, melamine utomoni, urea-formaldehyde utomoni, polyamide ndi utomoni zina. Kusakaniza pang'ono kumatha kupititsa patsogolo kusinthika, kuchiritsa bwino, ndikupatsa mankhwalawo gloss yabwino. p-Toluenesulfonamide alibe kufewetsa zotsatira za plasticizers madzi, n'zosagwirizana ndi polyvinyl kolorayidi ndi vinilu kolorayidi copolymers, ndipo pang'ono n'zogwirizana ndi mapadi acetate, mapadi acetate butyrate ndi mapadi nitrate.
Njira yopangira imawonjezera gawo la madzi a HN3 mumphika, amawonjezera p-toluenesulfonyl chloride pamene akuyambitsa, ndipo kutentha kumakwera mwachibadwa kufika pamwamba pa 50 ° C. Kutentha kumatsika, madzi otsala a ammonia amawonjezeredwa. Yankhani pa 85 ~ 9Chemicalbook0 ℃ kwa 0.5h. Zomwe zimatha pamene pH ifika 8 mpaka 9. Kuziziritsa mpaka 20 ° C, fyuluta, ndikutsuka keke ya fyuluta ndi madzi kuti mupeze zinthu zopanda pake. Chogulitsacho chimasinthidwa ndi kaboni wopangidwa ndi activated, kusungunuka mu alkali, olekanitsidwa ndi asidi, amasefedwa ndikuwumitsidwa kuti apeze mankhwalawo.
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Tosyl kloride CAS 98-59-9
Tosyl kloride CAS 98-59-9
Tosyl chloride(TsCl), ngati mankhwala abwino, amagwiritsidwa ntchito kwambiri m'makampani opanga utoto, mankhwala, ndi mankhwala ophera tizilombo. M'makampani opanga utoto, amagwiritsidwa ntchito makamaka popanga zida zobalalitsira, utoto wa ayezi, ndi utoto wa asidi; mu makampani mankhwala, Chemicalbook zimagwiritsa ntchito kupanga sulfonamides, mesulfonate, etc.; m'makampani opangira mankhwala ophera tizilombo, amagwiritsidwa ntchito makamaka popanga mesotrione, sulfotrione, fine metalaxyl, etc. Ndi chitukuko chosalekeza cha mafakitale a utoto, mankhwala ndi mankhwala ophera tizilombo, kufunikira kwapadziko lonse kwa mankhwalawa kukukulirakulira tsiku ndi tsiku.
Pali njira ziwiri zazikulu zachikhalidwe za TsCl: 1. Imapangidwa ndi acid chlorination ya toluene ndi owonjezera chlorosulfonic acid pa kutentha kochepa. Njirayi imapanga o-toluenesulfonyl chloride yokhala ndi zinthu zambiri, ndipo p-toluenesulfonyl chloride ndiyomwe imachokera, ndipo zonsezi zimakhala zovuta kupatukana ndikugwiritsa ntchito mphamvu zambiri; 2. Toluene ndi chlorosulfonic acid amathiridwa mwachindunji ndi asidi owonjezera a chlorosulfonic pamaso pa mchere wina komanso kutentha kwina. Ngakhale kuti njirayi ili ndi chiŵerengero chapamwamba cha mankhwala a toluenesulfonyl chloride, chiŵerengero cha kuyeretsedwa Njirayi ndi yosavuta ndipo imagwiritsa ntchito mphamvu zochepa. Komabe, chifukwa cha kutentha kwambiri, mafuta olekanitsidwa a sulfonated amakhala ndi ma sulfone ambiri ndipo amakhala ndi mtengo wotsika wogwiritsa ntchito. Zokolola zenizeni ndi pafupifupi 70% mu Chemicalbook. Kuphatikiza apo, njira zonse ziwirizi zimamwa kwambiri zopangira chlorosulfonic acid komanso zinyalala za sulfuric acid zomwe zimapangidwira ndizochepa kwambiri, zomwe sizothandiza kugwiritsiridwa ntchito ndi kuchiritsa kwa mafakitale. Palinso malipoti owongolera njira. Choyamba, p-toluenesulfonyl chloride mu osakaniza anachita bwino crystallized pansi pa zinthu zina ndi crystal particles akukulitsidwa. Njira yosefera mwachindunji popanda hydrolysis imagwiritsidwa ntchito kuchotsa p-toluenesulfonyl chloride kuchokera kusakaniza. Komabe, pakali pano pali zovuta zina posankha zida zamakampani ndipo ndalama zake ndizambiri. Njira yowongoleredwa: Zothandizira zoyenera ndi njira zina zoyendetsera bwino zidasankhidwa.
Tosyl chloride (TsCl) ndi kristalo woyera wonyezimira wokhala ndi malo osungunuka a 69-71 ° C. Ndiwofunika organic synthesis mankhwala wapakatikati ndipo zimagwiritsa ntchito synthesis wa chloramphenicol, chloramphenicol-T, thiamphenicol ndi mankhwala ena. .
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Benzyl kloride CAS: 100-44-7
Benzyl kloride CAS: 100-44-7
Benzyl chloride, yomwe imadziwikanso kuti benzyl chloride ndi toluene chloride, ndi madzi opanda mtundu komanso fungo lamphamvu. Imasakanikirana ndi zosungunulira organic monga chloroform, ethanol, ndi ether. Sisungunuka m'madzi koma imatha kusanduka nthunzi ndi nthunzi wamadzi. Nthunzi yake imakhala ndi kukwiyitsa kwa mucous nembanemba wa maso ndipo ndi utsi wamphamvu wokhetsa misozi. Nthawi yomweyo, benzyl chloride ndi yapakatikati pakupanga organic ndipo imagwiritsidwa ntchito kwambiri popanga utoto, mankhwala ophera tizilombo, zonunkhira, zotsukira, zopangira pulasitiki, ndi mankhwala.
Mapulogalamu
Benzyl chloride imagwiritsidwa ntchito mosiyanasiyana m'makampani. Amagwiritsidwa ntchito kwambiri popanga mankhwala ophera tizilombo, mankhwala, zokometsera, zopangira utoto, ndi zida zopangira. Amagwiritsidwa ntchito kupanga ndikupanga benzaldehyde, butyl benzyl phthalate, aniline, phoxim, ndi benzyl chloride. Penicillin, benzyl mowa, phenylacetonitrile, phenylacetic acid ndi mankhwala ena. Benzyl kloride ndi m'gulu la benzyl halide la mankhwala okhumudwitsa. Pankhani ya mankhwala ophera tizilombo, sangangopanga mwachindunji ma fungicides a organophosphorus a Daifengjing ndi Isidifangjing Chemicalbook, komanso angagwiritsidwe ntchito ngati zinthu zofunika kwambiri zopangira zina zambiri, monga kaphatikizidwe ka phenylacetonitrile, Benzoyl chloride, m-phenoxybenzaldehyde, etc. Kuphatikiza apo, benzyl chloride imagwiritsidwa ntchito kwambiri muzamankhwala, zokometsera, zida zothandizira utoto, zopangira zopangira, ndi zina zambiri. Ndizofunikira zapakatikati pakupanga mankhwala ndi mankhwala. Ndiye zotayira zamadzimadzi kapena zinyalala zopangidwa ndi mabizinesi panthawi yopanga mosalephera zimakhala ndi benzyl chloride intermediates.
Chemical Properties:
Madzi opanda mtundu komanso mandala okhala ndi fungo lamphamvu. Kugwetsa misozi. Kusungunuka mu zosungunulira organic monga etha, mowa, chloroform, etc., osasungunuka m'madzi, koma akhoza nthunzi nthunzi ndi madzi nthunzi.
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N-Isopropylhydroxylamine CAS: 5080-22-8
N-Isopropylhydroxylamine ndi madzi opanda mtundu okhala ndi fungo lamphamvu la ammonia.
- Imasungunuka m'madzi ndi zosungunulira zambiri za organic, koma osasungunuka mu zosungunulira zomwe si polar.
- Ndi nucleophile yomwe imakhala ndi machitidwe owonjezera kuzinthu monga esters, aldehydes, ndi ketoni.
gwiritsani ntchito:
- N-Isopropylhydroxylamine imagwiritsidwa ntchito kwambiri popanga organic synthesis, makamaka ngati reagent amination.
- Itha kugwiritsidwa ntchito kupanga ma aldehydes, ma ketoni, ndi esters, ndikuchita nawo zina zama cyclization.
- Itha kugwiritsidwanso ntchito ngati reagenti yochepetsera kuchitapo kanthu pakuchepetsa kaphatikizidwe ka organic.
Njira yokonzekera:
- Njira yokonzekera yodziwika bwino ya N-isopropylhydroxylamine ndikuchita amidation reaction pa isopropyl mowa kuti apeze N-isopropylisopropylamide, ndiyeno gwiritsani ntchito mpweya wa ammonia kuchitapo kanthu kuti apange N-isopropylhydroxylamine.
Zambiri Zachitetezo:
- N-Isopropylhydroxylamine ndi zinthu zowononga zomwe zimatha kuyambitsa mkwiyo komanso kuyaka pokhudzana ndi khungu ndi maso.
- Valani magolovesi oteteza, magalasi ndi zida zina zodzitetezera mukamagwiritsa ntchito.
- Gwiritsani ntchito pamalo olowera mpweya wabwino ndikupewa kutulutsa nthunzi wake.
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2,6-Dimethylaniline CAS 87-62-7
2,6-Dimethylaniline ndi madzi achikasu pang'ono okhala ndi kachulukidwe kakang'ono ka 0.973. Sisungunuka m'madzi, sungunuka mu mowa, ether, ndi sungunuka mu hydrochloric acid.
Njira zophatikizira za 2,6-dimethylaniline makamaka zimaphatikizapo 2,6-dimethylphenol aminolysis njira, 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, etc.
Izi ndizofunika zapakatikati popanga mankhwala ophera tizilombo ndi mankhwala, komanso zitha kugwiritsidwa ntchito ngati zopangira zopangira mankhwala monga utoto. Kuyaka ndi lawi lotseguka; imakhudzidwa ndi okosijeni; Amawononga utsi wapoizoni wa nitrogen 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 madzi amadzimadzi opanda mtundu. Mtundu umazama mu kuwala ndi mpweya. Kusungunuka pang'ono m'madzi, kusungunuka mu ethanol, ether, benzene ndi asidi.
2,4-Dimethylaniline imapezedwa ndi nitration ya m-xylene kuti ipeze 2,4-dimethylnitrobenzene ndi 2,6-dimethylnitrobenzene. Pambuyo pa distillation, 2,4-dimethylnitrobenzene imapezeka. Chogulitsacho chimapezeka ndi chothandizira cha hydrogenation kuchepetsa benzene. Ntchito ngati intermediates mankhwala ophera tizilombo, mankhwala ndi utoto.Kuyaka pamoto lotseguka; amagwira ntchito ndi okosijeni; Amawononga utsi wapoizoni wa nitrogen oxide ndi kutentha kwakukulu. Panthawi yosungira ndi kuyendetsa, malo osungiramo katundu ayenera kukhala ndi mpweya wabwino komanso wouma pa kutentha kochepa; sungani mosiyana ndi ma asidi, okosijeni, ndi zowonjezera zakudya.
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1-(Dimethylamino)tetradecane CAS 112-75-4
1-(Dimethylamino)tetradecane CAS 112-75-4
Maonekedwe ndi mandala madzi. Chifukwa chake amayandama pamadzi. Kukhudzana kungayambitse khungu, maso ndi mucous nembanemba. Itha kukhala poizoni pomeza, pokoka mpweya kapena kuyamwa pakhungu.
Ntchito kupanga mankhwala ena.Ndipo makamaka ntchito zoteteza, mafuta zina, bactericides, osowa zitsulo extractants, dispersants pigment, wothandizila mchere flotation, zodzikongoletsera zopangira, etc.
Zosungirako: Sungani pamalo ozizira, owuma, amdima mu chidebe chosindikizidwa mwamphamvu kapena silinda. Khalani kutali ndi zida zosagwirizana, zoyatsira moto komanso anthu osaphunzitsidwa. Malo otetezedwa ndi chizindikiro. Tetezani zotengera/masilinda kuti zisawonongeke.
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Triethylamine CAS: 121-44-8
Triethylamine (chilinganizo cha molekyulu: C6H15N), yomwe imadziwikanso kuti N,N-diethylethylamine, ndiyosavuta kwambiri ya homo-trisubstituted tertiary amine ndipo imakhala ndi ma amine apamwamba, kuphatikiza kupanga mchere, okosijeni, ndi triethyl Chemicalbook amine. Mayeso (Hisbergreaction) palibe yankho. Imaoneka ngati madzi achikasu owonekera opanda mtundu mpaka owala okhala ndi fungo lamphamvu la ammonia ndipo amasuta pang'ono mumlengalenga. Kusungunuka pang'ono m'madzi, kusungunuka mu ethanol ndi ether. Njira yamadzimadzi ndi yamchere. Zowopsa komanso zokwiyitsa kwambiri.
Itha kupezeka pochita Mowa ndi ammonia pamaso pa haidrojeni mu riyakitala yokhala ndi chothandizira chamkuwa-nickel-dongo pansi pa kutentha (190 ± 2 ° C ndi 165 ± 2 ° C). Zomwezo zidzatulutsanso monoethylamine ndi diethylamine. Pambuyo pa condensation, mankhwalawa amathiridwa ndi ethanol ndikuyamwa kuti apeze triethylamine yaiwisi. Pomaliza, mutatha kupatukana, kutaya madzi m'thupi ndi kugawanika, triethylamine yoyera imapezeka.
Triethylamine angagwiritsidwe ntchito monga zosungunulira ndi zopangira mu organic kaphatikizidwe makampani, ndipo amagwiritsidwanso ntchito popanga mankhwala, mankhwala, polymerization inhibitors, mkulu-mphamvu utsi, rubberizers, etc.
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Chloroacetone CAS: 78-95-5
Chloroacetone CAS: 78-95-5
Maonekedwe ake ndi madzi opanda mtundu okhala ndi fungo lopweteka. Kusungunuka m'madzi, kusungunuka mu ethanol, ether ndi chloroform. Ntchito organic kaphatikizidwe kukonzekera mankhwala, mankhwala, zonunkhira ndi utoto, etc.
Pali njira zambiri zopangira chloroacetone. Njira ya acetone chlorination pakadali pano ndiyo njira yayikulu yomwe imagwiritsidwa ntchito popanga zapakhomo. Chloroacetone imapezeka mwa kuthira acetone pamaso pa calcium carbonate, womanga acid. Add acetone ndi kashiamu carbonate mu riyakitala malinga ndi chakudya chiŵerengero, akuyambitsa kupanga slurry, ndi kutentha kwa reflux. Mukayimitsa kutentha, perekani mpweya wa chlorine kwa maola pafupifupi 3 mpaka 4, ndikuwonjezera madzi kuti asungunuke calcium chloride yopangidwa. Mafuta osanjikiza amasonkhanitsidwa, kenako kutsukidwa, kuchotsedwa madzi m'thupi, ndikusungunuka kuti apeze mankhwala a chloroacetone.
Kusungirako ndi kayendedwe ka chloroacetone
Nyumba yosungiramo katunduyo imakhala ndi mpweya wokwanira ndikuwumitsa kutentha kochepa; imatetezedwa ku malawi otseguka ndi kutentha kwakukulu, ndipo imasungidwa ndi kunyamulidwa mosiyana ndi zakudya zopangira chakudya ndi okosijeni.
Kusungirako: 2-8°C -
Propylene glycol CAS: 57-55-6
Dzina la sayansi la propylene glycol ndi "1,2-propanediol". The racemate ndi hygroscopic viscous madzi ndi kukoma pang'ono zokometsera. Imasungunuka m'madzi, acetone, ethyl acetate ndi chloroform, komanso kusungunuka mu ether. Zosungunuka m'mafuta ambiri ofunikira, koma osasunthika ndi petroleum ether, parafini ndi mafuta. Imakhala yokhazikika pakutentha ndi kuwala, ndipo imakhala yokhazikika pakatentha kwambiri. Propylene glycol imatha kukhala oxidized mu propionaldehyde, lactic acid, pyruvic acid ndi acetic acid pa kutentha kwambiri.
Propylene glycol ndi diol ndipo imakhala ndi ma alcohols ambiri. Amakhudzidwa ndi ma organic acid ndi ma inorganic acid kuti apange ma monoesters kapena diesters. Imakhudzidwa ndi propylene oxide kupanga ether. Imakhudzidwa ndi hydrogen halide kupanga ma halohydrin. Imakhudzidwa ndi acetaldehyde kupanga methyldioxolane.
Monga bacteriostatic agent, propylene glycol ndi ofanana ndi ethanol, ndipo mphamvu yake yoletsa nkhungu imakhala yofanana ndi ya glycerin ndi yotsika pang'ono kuposa ya ethanol. Propylene glycol imagwiritsidwa ntchito ngati plasticizer muzopaka filimu zamadzimadzi. Kusakaniza kwa magawo ofanana ndi madzi kumatha kuchedwa hydrolysis ya mankhwala ena ndikuwonjezera kukhazikika kwa kukonzekera.
Zamadzimadzi zopanda mtundu, zowoneka bwino komanso zokhazikika zotengera madzi, pafupifupi zosakoma komanso zopanda fungo. Zosakaniza ndi madzi, Mowa ndi zosungunulira zosiyanasiyana organic. Amagwiritsidwa ntchito ngati zopangira zopangira ma resin, ma plasticizer, ma surfactants, emulsifiers ndi demulsifiers, komanso antifreeze ndi zonyamula kutentha.
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Benzoic asidi CAS: 65-85-0
Benzoic acid, yomwe imadziwikanso kuti benzoic acid, ili ndi mamolekyu a C6H5COOH. Ndilo asidi onunkhira bwino kwambiri momwe gulu la carboxyl limalumikizidwa mwachindunji ndi atomu ya kaboni ya mphete ya benzene. Ndi gulu lopangidwa ndikusintha hydrogen pa mphete ya benzene ndi gulu la carboxyl (-COOH). Ndi makristalo opanda mtundu, opanda fungo. Malo osungunuka ndi 122.13 ℃, malo otentha ndi 249 ℃, ndipo kachulukidwe kachibale ndi 1.2659 (15/4 ℃). Imatsika kwambiri pa 100 ° C, ndipo nthunzi yake imakwiyitsa kwambiri ndipo imatha kuyambitsa chifuwa mukakoka mpweya. Amasungunuka pang'ono m'madzi, amasungunuka mosavuta mu zosungunulira za organic monga ethanol, etha, chloroform, benzene, toluene, carbon disulfide, carbon tetrachloride ndi pine Chemicalbook saving fuel. Imapezeka kwambiri m'chilengedwe mu mawonekedwe a asidi aulere, ester kapena zotumphukira zake. Mwachitsanzo, ilipo mu mawonekedwe a asidi aulere ndi benzyl ester mu chingamu cha benzoin; imakhala yaulere m'masamba ndi tsinde la makungwa a zomera zina; ilipo mu fungo lonunkhira Imakhalapo mu mawonekedwe a methyl ester kapena benzyl ester mumafuta ofunikira; imakhalapo mu mawonekedwe a hippuric acid yochokera mumkodzo wa akavalo. Benzoic acid ndi asidi wofooka, wamphamvu kuposa mafuta zidulo. Amakhala ndi mankhwala ofanana ndipo amatha kupanga mchere, esters, acid halides, amides, acid anhydrides, etc., ndipo sakhala oxidized mosavuta. Ma electrophilic substitution reaction amatha kuchitika pa mphete ya benzene ya benzoic acid, makamaka kupanga zinthu zosinthira meta.
Benzoic acid nthawi zambiri amagwiritsidwa ntchito ngati mankhwala kapena osungira. Zimakhala ndi zotsatira zolepheretsa kukula kwa bowa, mabakiteriya, ndi nkhungu. Akagwiritsidwa ntchito ngati mankhwala, nthawi zambiri amagwiritsidwa ntchito pakhungu pochiza matenda a khungu monga zipere. Amagwiritsidwa ntchito popanga ulusi, utomoni, zokutira, labala, ndi mafakitale afodya. Poyamba, benzoic acid idapangidwa ndi carbonization ya benzoin chingamu kapena hydrolysis ya buku la mankhwala ndi madzi amchere. Itha kupangidwanso ndi hydrolysis ya hippuric acid. Mu mafakitale, asidi benzoic amapangidwa ndi mpweya makutidwe ndi okosijeni wa toluene pamaso catalysts monga cobalt ndi manganese; kapena amapangidwa ndi hydrolysis ndi decarboxylation wa phthalic anhydride. Benzoic acid ndi mchere wake wa sodium angagwiritsidwe ntchito ngati antibacterial agents mu latex, mankhwala otsukira mano, kupanikizana kapena zakudya zina, komanso angagwiritsidwe ntchito ngati mankhwala opangira utoto ndi kusindikiza.
