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N,N-Diethylhydroxylamine CAS:3710-84-7
N,N-Diethylhydroxylamine CAS:3710-84-7
mankhwala katundu
Zamadzimadzi zowoneka bwino zopanda mtundu. Amanunkhira ngati ammonia. Mosavuta sungunuka m'madzi, sungunuka Ethanol, etha, chloroform, benzene.
Amagwiritsidwa ntchito ngati olefin polymerization inhibitor, terminal polymerization inhibitor, komanso ngati vinyl monomer popanga mphira wopangira. Monga antioxidant ndi stabilizer, akhoza ankagwiritsa ntchito photosensitive resins, photosensitive emulsions, kupanga latex, etc. Angagwiritsidwenso ntchito ngati terminator kwa emulsion polymerization, photochemical chifunga choletsa, etc. sulfate ndi kamvekedwe kugwirizanitsa wothandizila mtundu chitukuko.
Kuyika, kusunga ndi zoyendera
Amayikidwa mu mbiya zapulasitiki kapena migolo ya utomoni. Izi ziyenera kusungidwa zosindikizidwa m'malo ozizira, owuma komanso otetezedwa kumoto. -
Dipropylamine CAS No.: 142-84-7
Dipropylamine, yomwe imadziwikanso kuti di-n-propylamine, ndi madzi oyaka, owopsa kwambiri omwe amapezeka mwachilengedwe m'masamba a fodya ndi zinyalala zotayira m'mafakitale.
Di-n-propylamine ndi madzi opanda mtundu komanso owoneka bwino. Pali fungo la ammonia. Itha kupanga ma hydrate. Imasungunuka mosavuta m'madzi, ethanol ndi ether. Amapanga hydrate ndi madzi. Kachulukidwe 0.738, malo osungunuka -63 ℃, kuwira mfundo 110 ℃, kung'anima 17 ℃, refractive index 1.40445.
Di-n-propylamine angagwiritsidwe ntchito ngati zosungunulira ndi wapakatikati kupanga mankhwala, mankhwala, utoto, mchere flotation wothandizira, emulsifiers ndi zabwino mankhwala. Njira yokonzekera ndiyo kugwiritsa ntchito propanol ngati zopangira, ndikuzipeza kudzera mu catalytic dehydrogenation, ammoniation, dehydration ndi hydrogenation. Zomwe chothandizira ndi Ni-Cu-Al2O3, kuthamanga ndi (39 ± 1) kPa, kutentha kwa riyakitala ndi (Chemicalbook190 ± 10) ℃, liwiro la danga la propanol ndi 0.05 ~ 0.15h-1, ndipo chiŵerengero cha zinthu zopangira ndi propanol:ammonia ∶Hydrogen = 4:2:4, dipropylamine ndi tripropylamine zimapezeka nthawi imodzi, ndipo dipropylamine ingapezeke mwa kugawa. -
Diethylenetriaminepentaacetic acid CAS: 67-43-6
Diethylenetriaminepentaacetic acid CAS: 67-43-6
Diethylenetriaminepentacetic acid (DTPA), yomwe imatchedwanso diethylenetriaminepentacetic acid, ndi yabwino kwambiri aminocarboxylic complexing agent yokhala ndi chelating amphamvu. Zovuta zomwe zimapanga ndi ma cations ambiri ndizabwino kuposa ethylenediaminetetraacetic acid. Chelate yofananira iyenera kukhala yokhazikika.
Monga wothandizila kwambiri wa chelating, diethylene triamine pentaacetic acid ingagwiritsidwe ntchito muzoletsa zamitundu mukupanga acrylic fiber, makampani amapepala, zofewa zamadzi, zothandizira nsalu, ma chelating titrants, kujambula zithunzi ndi mafakitale azakudya. Amagwiritsidwanso ntchito muzachipatala, zinthu zosawerengeka zapadziko lapansi Amagwiritsidwanso ntchito kwambiri pakulekanitsa ndi kupanga ulimi.
Izi ndi zoyera za kristalo kapena ufa wa crystalline. 230 ℃ (kuvunda), sungunuka m'madzi otentha ndi alkali solution, sungunuka pang'ono m'madzi ozizira, osasungunuka mu zosungunulira organic monga ethers mowa. -
DIALLYL ISOPHTHALATE CAS: 1087-21-4
DIALLYL ISOPHTHALATE CAS: 1087-21-4, Imadziwikanso kuti level four reagent.Ndi ya propyl ester compounds.
Ma polima a Diallyl isophthalate ndi ofanana kwambiri pokonzekera, katundu ndi ntchito kwa ma polima a diallyl isophthalate omwe afotokozedwa pamwambapa. Mapangidwe opangidwa ndi diallyl isophthalate ndi okwera mtengo kwambiri koma amapereka kukhazikika kwa kutentha (kumatha kupirira kutentha mpaka pafupifupi 220 ° C kwa nthawi yayitali) komanso kukana zosungunulira za organic.
Ndi mafuta achikasu owala. Zonunkhira pang'ono. Zosakanikirana ndi ethanol, zosasungunuka m'madzi.
Amagwiritsidwa ntchito makamaka pofufuza zasayansi. Organic Synthesis. Kukonzekera kwa utomoni wotentha kwambiri. -
N,N-Bis(2-cyanoethyl)aniline CAS: 1555-66-4
N,N-Bis(2-cyanoethyl)aniline CAS: 1555-66-4
White crystal ufa. Imasungunuka mosavuta mu zosungunulira za organic, sungunuka zidulo ndi kusungunula zamchere, koma osasungunuka m'madzi. Amagwiritsidwa ntchito ngati utoto wapakati.
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N,N-Dimethylbenzylamine CAS: 103-83-3
N,N-Dimethylbenzylamine CAS: 103-83-3
N,N-dimethylbenzylamine nthawi zambiri amagwiritsidwa ntchito ngati reagent mu kaphatikizidwe ka organic komanso ngati chothandizira pakupanga thovu la polyurethane ndi utomoni wa epoxy. Imakumana ndi Os3(CO) kupanga gulu la triosmium.
N, N dimethylbenzylamine mu methanol-tetra-N-butyl ammonium fluoroborate ndi methanol-potassium hydroxide. Amagwiritsidwa ntchito popanga bis[(N,N-dimethylamino)benzyl]selenoether. Itha kugwiritsidwanso ntchito ngati organic synthesis wapakatikati, dehydrogenation chothandizira, chosungira, asidi neutralizer, etc.
Ndi madzimadzi oyaka achikasu oyaka. Amanunkhira ngati ammonia. Amasungunuka mosavuta mu ethanol ndi ether, osasungunuka m'madzi.
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4-Methyldiphenylamine CAS: 620-84-8
4-Methyldiphenylamine CAS: 620-84-8
Organic zopangira: cycloalkylamines, onunkhira monoamines, onunkhira polyamines ndi zotumphukira zawo ndi mchere.Maonekedwe ndi woyera krustalo.Makamaka ntchito organic synthesis intermediates, kaphatikizidwe wa organic zinchito zipangizo ndi mankhwala, komanso photochemistry ndi madzi krustalo intermediates. Zosasungunuka m'madzi. Kusungunuka mu benzene, toluene, methanol, ethanol.
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N, N-Dimethylacetamide CAS: 127-19-5
N, N-Dimethylacetamide CAS: 127-19-5
Katundu wa mankhwala: Mankhwalawa ndi ofanana kwambiri ndi N,N-dimethylformamide, ndipo ndi oyimira amide solvent. Ngati palibe asidi kapena alkali, sichidzawola ikatenthedwa mpaka kuwira pansi pa kukakamizidwa kwabwinobwino, kotero imatha kusungunulidwa pansi pa kukakamizidwa kwabwinobwino. Mlingo wa hydrolysis ndi wodekha kwambiri. Pamene N, N-dimethylacetamide yomwe ili ndi 5% ya madzi imatenthedwa pa 95 ° C kwa maola 140, 0.02% yokha ndi hydrolyzed. Komabe, pamaso pa asidi ndi alkali, kuchuluka kwa hydrolysis kumawonjezeka. Saponification imachitika pamene kutentha pamaso pa alkali wamphamvu.
ntchito
1. Mankhwala apakati a dimethylacetamide ndi ofunika kwambiri pakupanga mankhwala ndipo amagwiritsidwa ntchito kwambiri popanga amoxicillin, cephalosporins ndi mankhwala ena. Monga zosungunulira kapena cocatalyst, dimethylacetamide imatha kupititsa patsogolo malonda ndi zokolola poyerekeza ndi zosungunulira zachikhalidwe. Mu 2000, kufunika kwa dimethylacetamide mumakampani opanga mankhwala kunali pafupifupi 6kt. Kufunika kwa dimethylacetamide mu 2006 kunali pafupifupi 9.6kt. 2. Kupanga zitsulo za Acrylic Popanga acrylic fiber, ena amagwiritsa ntchito njira ya dimethylacetamide. Pakali pano, zoweta akiliriki CHIKWANGWANI kupanga Chemicalbook makamaka zikuphatikizapo sodium thiocyanate awiri masitepe njira, dimethylformamide sitepe imodzi ndi dimethylacetamide organic yonyowa njira malinga ndi zosungunulira. Kuchokera pamawonekedwe a machitidwe ndi zida, kugwiritsa ntchito zinthu, kukhudzidwa kwa chilengedwe, mtundu wazinthu, Zinthu zambiri monga momwe zimagwirira ntchito pambuyo pokonza, kuchuluka kwa malo ndi zochitika zachitukuko zakunja zawonjezera kafukufuku wogwiritsa ntchito ndikupititsa patsogolo ntchito. Dimethylacetamide idagwiritsidwa ntchito ngati kufananitsa kwathunthu. Sodium thiocyanate njira ziwiri ndi dimethylacetamide organic wet njira anagwiritsidwa ntchito. Chitukuko chodalirika kwambiri. Pakadali pano, makina ambiri a acrylic fiber ku China amagwiritsa ntchito njira zonyowa pogwiritsa ntchito dimethylacetamide ngati zosungunulira. -
Allyl mowa CAS: 107-18-6
Allyl mowa CAS: 107-18-6
chilengedwe
Madzi opanda mtundu okhala ndi fungo lamphamvu la mpiru. Kuchulukana kwachibale o. 8520. Kuzizira kozizira -129 ℃. Malo otentha 96.9 ℃. Kutentha kwakukulu ndi 271.9 ℃. Flash point (chikho chotsekedwa) 22.2 ℃. Imakhala vitreous pa -190 ℃. Refractive index 1. 4132. Zosakanikirana ndi madzi, etha, ethanol, chloroform ndi petroleum ether.
ntchito
Ndiwopakati popanga glycerin, mankhwala, mankhwala ophera tizilombo, zonunkhira ndi zodzoladzola, komanso ndizinthu zopangira diallyl phthalate resin ndi bis(2,3-bromopropyl)fumarate. Zochokera ku silane za allyl mowa ndi copolymers okhala ndi styrene zimagwiritsidwa ntchito kwambiri pakupaka ndi magalasi.
fiber industry. Allyl urethane angagwiritsidwe ntchito zokutira photosensitive polyurethane ndi kuponya mafakitale.
chitetezo
Ili ndi fungo lapadera ndipo imatha kukwiyitsa kwambiri maso, khungu, mmero, ndi mucous nembanemba. Pazovuta kwambiri, zimatha kuyambitsa khungu. Kumamatira pakhungu kumatha kupangitsa kuti ikhale yofiira ndikuyaka, ndipo imalowa mwachangu pakhungu, kumayambitsa matenda a chiwindi, nephritis, hematuria ndi zizindikiro zina. Mmodzi mwa zakumwa zoledzeretsa kwambiri, pakamwa LD50 mu makoswe ndi 64rng/kg. Mkamwa wagalu LD50 40mg/kg. Kuchuluka kovomerezeka mumlengalenga pamalo opangirako ndi 5rng/m3. Pazigawozi, kukwiyitsa kumakhala kolimba kwambiri ndipo sikungathe kulekerera kwa nthawi yayitali. Ngati splashes pa khungu, muzimutsuka ndi madzi ndi ntchito girisi mankhwala. Valani zida zodzitetezera mukamagwira ntchito. -
Dicyclohexylamine CAS: 101-83-7
Dicyclohexylamine CAS: 101-83-7
Dicyclohexylamine amakonzedwa pogwiritsa ntchito aniline monga zopangira ndi hydrogenating izo pa kutentha ndi kuthamanga kwambiri pamaso pa chothandizira.
Amagwiritsidwa ntchito ngati wapakatikati mu kaphatikizidwe organic ndipo angagwiritsidwe ntchito pokonzekera utoto intermediates, accelerators mphira, utoto nitrocellulose, mankhwala ophera tizilombo, catalysts, zoteteza, mpweya gawo dzimbiri inhibitors ndi mafuta antioxidant mankhwala buku zowonjezera, etc. Amagwiritsidwanso ntchito ngati wothandizira m'zigawo . Mafuta amchere amchere ndi ma sulfate a dicyclohexylamine ali ndi mphamvu zochotsa zothimbirira za sopo ndipo amagwiritsidwa ntchito m'mafakitale osindikizira, opaka utoto ndi nsalu. Zida zake zachitsulo zimagwiritsidwa ntchito ngati zopangira inki ndi utoto.
Zamadzimadzi zopanda utoto komanso zowoneka bwino zokhala ndi fungo la ammonia. Pang'ono sungunuka m'madzi, miscible ndi organic solvents. -
N-Methylformamide (NMF) CAS: 123-39-7
N-Methylformamide (NMF) CAS: 123-39-7
Pure N-methylformamide ndi madzi opanda mtundu, oonekera komanso a viscous, mp-3.8 ℃, bp198℃, n25D 1.4310, kachulukidwe wachibale 0.9986 (25 ℃), osungunuka m'madzi, amathanso kusungunula mchere wa inorganic, komanso ndi hygroscopic. Imawola mosavuta munjira za acidic kapena zamchere.
N-methylformamide ndi chinthu chofunikira kwambiri chopangidwa ndi organic. Amagwiritsidwa ntchito popanga mankhwala ophera tizilombo, mankhwala ophera tizilombo ndi ma acaricides monoformamidine ndi diformamidine. Amagwiritsidwanso ntchito popanga mankhwala, zikopa zopangira, zikopa zopangira, komanso ngati zosungunulira za nsalu zamafuta. .
Njira yopangira 1. Njira ya Methylamine imapangidwa ndi zomwe methylamine ndi carbon monoxide zimachita. 2. Njira ya Methyl formate imapezeka ndi machitidwe a methyl formate ndi methylamine. 3. Zomwe zimatengedwa kuchokera ku ethyl formate ndi methylamine. Onjezani ethyl formate mu riyakitala, onjezerani methylamine amadzimadzi njira pansi kuzirala, ndi reflux zimene anachita pa 40 ° C. Kenako anasiyidwa kwa masiku 3, ndipo Mowa anachira pansi pa kupsyinjika yafupika kupeza yaiwisi mankhwala. Chomalizidwacho chimapezedwa ndi distillation pansi pa kupanikizika kochepa.
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3-Dimethylaminopropylamine CAS: 109-55-7
Diamine ndi gulu lofunikira la zinthu zomwe zimagwiritsidwa ntchito kwambiri ngati zopangira, zapakati kapena zopangira. Mwachitsanzo, diamine ndi gawo lofunikira pamapangidwe a polyamide ndi ma condensation polymerization reaction. N,N-dimethyl-1Chemicalbook,3-diaminopropane (DMPA) ndizofunikira zapakatikati, zomwe zimagwiritsidwa ntchito mwachitsanzo popanga mafuta opangira mafakitale. Kuphatikiza apo, DMPA imagwiritsidwa ntchito ngati zida zopangira ma coagulants ndipo palokha iyenera kukhala ndi Anti-corrosion properties.
Ndi madzi oonekera popanda mtundu. Zosungunuka m'madzi ndi organic solvents. Amagwiritsidwa ntchito kwambiri popanga zodzikongoletsera zopangira, monga palmitamide dimethylpropylamine, cocamidopropyl betaine, mink mafuta amidopropylamine, etc.
Pogwiritsa ntchito dimethylaminopropionitrile [1738-25-6] monga zopangira, hydrogenation ndi methanol zimawonjezeredwa pamaso pa Ni-Al catalyst, ndiyeno zimasefedwa ndi kusungunuka kuti zipeze mankhwala omaliza a 3-dimethylaminopropylamine. Kuyera kwa zinthu zomwe zapezedwa kumatha kufika kupitilira 99%, ndipo tani iliyonse yamankhwala imadya 1150kg ya dimethylaminopropionitrile.
