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N, N-Diethylhydroxylamine CAS: 3710-84-7
N, N-Diethylhydroxylamine CAS: 3710-84-7
kemikali-ini
Awọ sihin omi. O run bi amonia. Ni irọrun tiotuka ninu omi, tiotuka ni ethanol, ether, chloroform, benzene.
O ti wa ni lilo bi olefin polymerization inhibitor, ebute polymerization inhibitor, ati bi fainali monomer ninu isejade ti roba sintetiki. Bi ohun antioxidant ati amuduro, o le wa ni o gbajumo ni lilo ninu photosensitive resins, photosensitive emulsions, sintetiki latex, bbl O tun le ṣee lo bi awọn kan terminator fun emulsion polymerization, photochemical smog inhibitor, bbl Eleyi sulfate jẹ ohun orin iwontunwonsi oluranlowo fun awọ awọ. idagbasoke.
Iṣakojọpọ, ibi ipamọ ati gbigbe
Aba ti ni ṣiṣu ikan awọn agba tabi resini awọn agba. Ọja yii yẹ ki o wa ni ifipamọ ni ifidimọ ni itura, ile itaja gbigbẹ ati aabo lati ina. -
Dipropylamine CAS No.: 142-84-7
Dipropylamine, ti a tun mọ ni di-n-propylamine, jẹ ina, omi bibajẹ majele ti o ga pupọ ti o wa ninu iseda ni awọn ewe taba ati idoti ile-iṣẹ ti a ṣe itọda lasan.
Di-n-propylamine jẹ omi ti ko ni awọ ati sihin. Olfato amonia wa. Le dagba hydrates. Ni irọrun tiotuka ninu omi, ethanol ati ether. Awọn fọọmu hydrate pẹlu omi. iwuwo 0.738, aaye yo -63 ℃, aaye gbigbo 110 ℃, aaye filasi 17℃, atọka itọka 1.40445.
Di-n-propylamine le ṣee lo bi epo ati agbedemeji ni iṣelọpọ ti awọn oogun, awọn ipakokoropaeku, awọn awọ, awọn aṣoju flotation nkan ti o wa ni erupe ile, awọn emulsifiers ati awọn kemikali to dara. Ọna igbaradi ni lati lo propanol bi ohun elo aise, ati gba nipasẹ gbigbemi gbigbẹ catalytic, amoniation, gbigbẹ ati hydrogenation. Awọn ayase ifaseyin jẹ Ni-Cu-Al2O3, titẹ jẹ (39 ± 1) kPa, iwọn otutu riakito jẹ (Chemicalbook190 ± 10) ℃, iyara aaye ti propanol jẹ 0.05 ~ 0.15h-1, ati ipin ohun elo aise jẹ propanol: amonia ∶Hydrogen = 4:2:4, dipropylamine ati tripropylamine ni a gba ni akoko kanna, ati pe a le gba dipropylamine nipasẹ ida. -
Diethylenetriaminepentaacetic acid CAS: 67-43-6
Diethylenetriaminepentaacetic acid CAS: 67-43-6
Diethylenetriaminepentacetic acid (DTPA), ti a tun npe ni diethylenetriaminepentacetic acid, jẹ oluranlowo aminocarboxylic ti o dara julọ ti o ni idiwọn pẹlu awọn ohun-ini chelating to lagbara. Awọn eka ti o dagba pẹlu ọpọlọpọ awọn cations dara ju ti ethylenediaminetetraacetic acid. Chelate ti o baamu yẹ ki o jẹ iduroṣinṣin.
Bi awọn kan ga-ṣiṣe chelating oluranlowo, diethylene triamine pentaacetic acid le ṣee lo ni awọ inhibitors ni akiriliki gbóògì fiber, iwe ile ise, omi softeners, textile auxiliaries, chelating titrant, awọ fọtoyiya ati ounje ile ise. O tun lo ni iṣoogun, awọn eroja aiye toje O tun jẹ lilo pupọ ni ipinya ati iṣelọpọ ogbin.
Ọja yi jẹ funfun gara tabi okuta lulú. Ojutu yo 230 ℃ (ibajẹ), tiotuka ninu omi gbona ati ojutu alkali, tiotuka diẹ ninu omi tutu, insoluble ni awọn olomi Organic gẹgẹbi awọn ethers oti. -
DIALLYL ISOPHTHALATE CAS: 1087-21-4
DIALLYL ISOPHTHALATE CAS: 1087-21-4, Tun mọ bi ipele mẹrin reagent. Jẹ ti awọn agbo ogun propyl ester.
Awọn polima isophthalate Diallyl jẹ iru pupọ ni igbaradi, awọn ohun-ini ati awọn ohun elo si awọn polima isophthalate diallyl ti a ṣalaye loke. Awọn apẹrẹ ti o da lori diallyl isophthalate jẹ gbowolori diẹ sii ṣugbọn nfunni ni imudara igbona iduroṣinṣin (le duro awọn iwọn otutu to isunmọ 220°C fun awọn akoko pipẹ) ati atako si awọn olomi Organic.
O ti wa ni a ina ofeefee oil olomi. Díẹ̀ rùn. Miscible pẹlu ethanol, insoluble ninu omi.
Ni akọkọ ti a lo fun iwadii biokemika. Organic Synthesis. Igbaradi ti ga otutu resini. -
N, N-Bis (2-cyanoethyl) aniline CAS: 1555-66-4
N, N-Bis (2-cyanoethyl) aniline CAS: 1555-66-4
Funfun gara lulú. Ni irọrun tiotuka ninu awọn nkan ti ara ẹni, dilute acids ati dilute alkali, ṣugbọn insoluble ninu omi. Ti a lo bi agbedemeji awọ.
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N, N-Dimethylbenzylamine CAS: 103-83-3
N, N-Dimethylbenzylamine CAS: 103-83-3
N, N-dimethylbenzylamine ni a maa n lo bi reagent ninu iṣelọpọ Organic ati bi ayase fun iṣelọpọ ti foomu polyurethane ati resini iposii. O ṣe atunṣe pẹlu Os3(CO) lati ṣe iṣupọ triosmium kan.
N, N dimethylbenzylamine ninu methanol-tetra-N-butyl ammonium fluoroborate ati methanol-potassium hydroxide. Ti a lo ninu iṣelọpọ ti bis[(N,N-dimethylamino) benzyl]selenoether. O tun le ṣee lo bi agbedemeji iṣelọpọ Organic, ayase dehydrogenation, preservative, neutralizer acid, bbl
Ko ni awọ si imọlẹ ina ofeefee olomi flammable. O run bi amonia. Ni irọrun tiotuka ninu ethanol ati ether, ko ni itosi ninu omi.
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4-Methyldiphenylamine CAS: 620-84-8
4-Methyldiphenylamine CAS: 620-84-8
Awọn ohun elo aise Organic: cycloalkylamines, awọn monoamines aromatic, awọn polyamines aromatic ati awọn itọsẹ wọn ati awọn iyọ.Irisi jẹ garafun funfun.Ni akọkọ ti a lo fun awọn agbedemeji iṣelọpọ Organic, iṣelọpọ ti awọn ohun elo iṣẹ ṣiṣe Organic ati awọn oogun, bakanna bi fọtokemistri ati awọn agbedemeji kirisita olomi. Insoluble ninu omi. Tiotuka ni benzene, toluene, methanol, ethanol. fun ipo ibi ipamọ, Tọju ni aaye dudu, Ti di ni gbigbẹ, Iwọn otutu yara.
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N, N-Dimethylacetamide CAS: 127-19-5
N, N-Dimethylacetamide CAS: 127-19-5
Awọn ohun-ini kemikali: Awọn ohun-ini kemikali jẹ iru pupọ si N, N-dimethylformamide, ati pe o jẹ asoju amide epo. Ni aini ti acid tabi alkali, kii yoo decompose nigbati o gbona si farabale labẹ titẹ deede, nitorina o le distilled labẹ titẹ deede. Oṣuwọn hydrolysis jẹ o lọra pupọ. Nigbati N, N-dimethylacetamide ti o ni 5% omi ti wa ni kikan ni 95 ° C fun awọn wakati 140, nikan 0.02% jẹ hydrolyzed. Sibẹsibẹ, ni iwaju acid ati alkali, oṣuwọn hydrolysis pọ si. Saponification waye nigbati o ba gbona ni iwaju alkali ti o lagbara.
ohun elo
1. Pharmaceutical agbedemeji dimethylacetamide jẹ pataki elegbogi aise ohun elo ati ki o ti wa ni o gbajumo ni lilo ninu isejade ti amoxicillin, cephalosporins ati awọn miiran oloro. Gẹgẹbi olutọpa tabi cocatalyst, dimethylacetamide le mu didara ọja dara ati ikore ni akawe pẹlu awọn olomi Organic ibile. Ni ọdun 2000, ibeere fun dimethylacetamide ninu ile-iṣẹ elegbogi jẹ isunmọ 6kt. Ibeere fun dimethylacetamide ni ọdun 2006 jẹ isunmọ 9.6kt. 2. Akiriliki fiber gbóògì Ni isejade ti akiriliki okun, diẹ ninu awọn lo awọn dimethylacetamide ipa. Ni lọwọlọwọ, iṣelọpọ fiber akiriliki inu ile ni akọkọ pẹlu iṣuu soda thiocyanate ọna igbesẹ meji, ọna igbesẹ kan dimethylformamide ati ọna tutu Organic dimethylacetamide ni ibamu si awọn olomi. Lati irisi ilana ati awọn abuda ohun elo, lilo ohun elo, ipa ayika, didara ọja, Ọpọlọpọ awọn okunfa bii iṣẹ ṣiṣe lẹhin-ipari, oṣuwọn isọdi ati awọn aṣa idagbasoke ajeji ti pọ si iwadii ohun elo ati awọn igbiyanju igbega. Dimethylacetamide ni a lo bi afiwera pipe. Ọna-igbesẹ meji ti iṣuu soda thiocyanate ati ọna tutu Organic dimethylacetamide ni a lo. Awọn julọ ni ileri idagbasoke. Lọwọlọwọ, ọpọlọpọ awọn fifi sori ẹrọ okun akiriliki ni Ilu China lo awọn ilana tutu nipa lilo dimethylacetamide bi epo. -
Alyl oti CAS: 107-18-6
Alyl oti CAS: 107-18-6
iseda
Omi ti ko ni awọ pẹlu õrùn eweko pungent. Ojulumo iwuwo o. 8520. Didi ojuami -129 ℃. Oju omi farabale 96.9 ℃. Iwọn otutu to ṣe pataki jẹ 271.9 ℃. Filasi ojuami (pipade ago) 22,2 ℃. O di vitreous ni -190 ℃. Refractive index 1. 4132. Miscible pẹlu omi, ether, ethanol, chloroform ati epo ether.
lo
O jẹ agbedemeji fun iṣelọpọ ti glycerin, awọn oogun, awọn ipakokoropaeku, awọn turari ati awọn ohun ikunra, ati pe o tun jẹ ohun elo aise fun iṣelọpọ diallyl phthalate resini ati bis (2,3-bromopropyl) fumarate. Awọn itọsẹ Silane ti oti allyl ati awọn copolymers pẹlu styrene jẹ lilo pupọ ni awọn aṣọ ati gilasi
okun ile ise. Allyl urethane le ṣee lo ni awọn aṣọ polyurethane ti o ni itara fọto ati awọn ile-iṣẹ simẹnti.
ailewu
O ni olfato pataki kan ati pe o le binu si oju, awọ ara, ọfun, ati awọn membran mucous. Ni awọn iṣẹlẹ ti o lewu, o le fa ifọju. Lilọ si awọ ara le fa ki o tan-pupa ati ki o fa awọn gbigbona, ati pe o ni kiakia nipasẹ awọ ara, ti o fa awọn iṣọn ẹdọ, nephritis, hematuria ati awọn aami aisan miiran. Ọkan ninu awọn ọti-lile majele julọ, LD50 ẹnu ninu awọn eku jẹ 64rng/kg. Aja ẹnu LD50 40mg/kg. Ifojusi ti o pọju laaye ni afẹfẹ ni aaye iṣelọpọ jẹ 5rng/m3. Ni ifọkansi yii, irritation naa lagbara pupọ ati pe a ko le farada fun igba pipẹ. Ti o ba tan si awọ ara, fi omi ṣan pẹlu omi ki o lo oogun ti o da lori girisi. Wọ ohun elo aabo nigbati o nṣiṣẹ. -
Dicyclohexylamine CAS: 101-83-7
Dicyclohexylamine CAS: 101-83-7
Dicyclohexylamine ti pese sile nipa lilo aniline bi ohun elo aise ati hydrogenating ni iwọn otutu giga ati titẹ giga ni iwaju ayase kan.
O ti wa ni o gbajumo ni lilo bi ohun agbedemeji ni Organic kolaginni ati ki o le ṣee lo lati mura dye intermediates, roba accelerators, nitrocellulose kun, insecticides, catalysts, preservatives, gaasi alakoso ipata inhibitors ati idana antioxidant iwe kemikali additives, bbl Tun lo bi ohun isediwon oluranlowo. . Awọn iyọ ọra acid ati awọn sulfates ti dicyclohexylamine ni awọn ohun-ini imukuro ti ọṣẹ ati pe a lo ninu titẹ, awọ ati awọn ile-iṣẹ asọ. Awọn ile-iṣẹ irin rẹ ni a lo bi awọn ohun elo fun awọn inki ati awọn kikun.
Omi ororo ti ko ni awọ ati sihin pẹlu oorun amonia pungent. Die-die tiotuka ninu omi, miscible pẹlu Organic olomi. -
N-Methylformamide (NMF) CAS: 123-39-7
N-Methylformamide (NMF) CAS: 123-39-7
N-methylformamide mimọ jẹ aini awọ, sihin ati omi viscous, mp-3.8 ℃, bp198℃, n25D 1.4310, iwuwo ibatan 0.9986 (25 ℃), tiotuka ninu omi, tun le tu awọn iyọ inorganic, ati pe o jẹ hygroscopic. Ni irọrun decomposes ni ekikan tabi awọn solusan ipilẹ.
N-methylformamide jẹ ohun elo aise sintetiki Organic pataki. O ti wa ni lilo ninu awọn kolaginni ti ipakokoropaeku, insecticides ati acaricides monoformamidine ati diformamidine. O tun lo ni iṣelọpọ oogun, alawọ sintetiki, alawọ atọwọda, ati bi epo fun awọn aṣọ okun kemikali. .
Ọna iṣelọpọ 1. Ọna Methylamine jẹ iṣelọpọ nipasẹ iṣesi ti methylamine ati monoxide carbon. 2. Methyl formate ọna ti wa ni gba nipasẹ awọn lenu ti methyl formate ati methylamine. 3. Ti o gba lati ifarahan ti ethyl formate ati methylamine. Ṣafikun ọna kika ethyl sinu riakito, ṣafikun ojutu olomi methylamine labẹ itutu agbaiye, ki o tun ṣe iṣesi naa ni 40°C. Lẹhinna o fi silẹ fun awọn ọjọ 3, ati ethanol ti gba pada labẹ titẹ idinku lati gba ọja robi. Ọja ti o pari ni a gba nipasẹ distillation labẹ titẹ dinku.
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3-Dimethylaminopropylamine CAS: 109-55-7
Diamine jẹ kilasi pataki ti awọn nkan kemika ti o jẹ lilo pupọ bi awọn ohun elo aise, awọn agbedemeji tabi awọn ọja. Fun apẹẹrẹ, diamine jẹ ẹya pataki igbekalẹ ninu iṣelọpọ ti polyamide ati awọn aati polymerization condensation miiran. N, N-dimethyl-1Chemicalbook, 3-diaminopropane (DMAPA) jẹ agbedemeji pataki, ti a lo fun apẹẹrẹ ni igbaradi ile-iṣẹ ti awọn lubricants. Ni afikun, DMAPA jẹ ohun elo aise fun igbaradi ti coagulanti ati funrararẹ yẹ ki o ni awọn ohun-ini Anti-ibajẹ.
O jẹ omi ti ko ni awọ. Tiotuka ninu omi ati awọn olomi Organic. Ti a lo jakejado ni iṣelọpọ awọn ohun elo aise ohun ikunra, gẹgẹbi palmitamide dimethylpropylamine, cocamidopropyl betaine, epo mink amidopropylamine, ati bẹbẹ lọ.
Lilo dimethylaminopropionitrile [1738-25-6] bi awọn ohun elo aise, hydrogenation ati kẹmika ti wa ni afikun ni niwaju Ni-Al ayase, ati ki o si filtered ati distilled lati gba awọn ti pari ọja ti 3-dimethylaminopropylamine. Iwa mimọ ti ọja ti o gba le de diẹ sii ju 99%, ati pupọnu ọja kọọkan n gba 1150kg ti dimethylaminopropionitrile.
