awọn ọja

  • N-Methylformamide (NMF) CAS: 123-39-7

    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.
  • 3-Dimethylaminopropylamine CAS: 109-55-7

    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.
  • 2-(N-Ethyl-m-toluidino) ethanol CAS: 91-88-3

    2-(N-Ethyl-m-toluidino) ethanol CAS: 91-88-3

    N-ethyl-N-hydroxyethyl m-toluidine (2- (Ethyl (m-tolyl)amino)ethanol) jẹ omi alawọ ofeefee ti o ni imọlẹ ati agbedemeji awọ. Ti a lo lati ṣe agbejade awọn awọ cationic, gẹgẹbi cationic pupa 6B. O tun lo bi ohun elo aise fun iṣelọpọ ti awọn olupilẹṣẹ awọ ati awọn oogun.
    Lilo: 1. Dye intermediates.

    Ẹlẹẹkeji, o ti wa ni lo lati gbe awọn cationic dyes, gẹgẹ bi awọn cationic pupa 6B.

    3. Ti a lo bi awọn ohun elo aise fun iṣelọpọ ti awọn olupilẹṣẹ awọ ati awọn oogun.
    gbóògì ọna
    1. m-toluidine ọna

    O ti pese sile lati m-toluidine ati ethyl iodide bi awọn ohun elo aise.

    Meji, ọna N-ethyl m-toluidine

    O ti pese sile nipa lilo N-ethyl m-toluidine bi ohun elo aise ati fesi pẹlu chloroethanol (tabi ethylene oxide).

  • N, N-Dimethylformamide CAS 68-12-2

    N, N-Dimethylformamide CAS 68-12-2

    Dimethylformamide jẹ omi ti ko ni awọ ati sihin. Kii ṣe ohun elo aise kemikali ti o gbajumo nikan, ṣugbọn tun jẹ epo ti o dara julọ pẹlu ọpọlọpọ awọn lilo. Dimethylformamide jẹ ohun elo aise pataki fun elegbogi, petrochemical, alawọ ati awọn ile-iṣẹ miiran.
    Dimethylformamide ni a tọka si bi DMF. O jẹ akojọpọ ninu eyiti ẹgbẹ hydroxyl ti formic acid ti rọpo nipasẹ ẹgbẹ dimethylamino, pẹlu agbekalẹ molikula HCON (CH3) 2. O jẹ omi ti ko ni awọ ati sihin ti aaye ibi-gbigbo giga pẹlu oorun amine ina ati iwuwo ibatan ti 0.9445 (25℃). Oju yo -61℃. Gbigbe ojuami 152,8 ℃. Filasi ojuami 57,78 ℃. Òru òru 2.51. Oru titẹ 0.49kpa (3.7mmHg25℃). Ojuami adaṣe jẹ 445 ℃. Iwọn bugbamu ti nya si ati adalu afẹfẹ jẹ 2.2 ~ 15.2%. Ifihan si ina ati ooru giga le fa ijona ati bugbamu. O le fesi pẹlu agbara pẹlu ogidi sulfuric acid ati fuming nitric acid ati paapa gbamu. O jẹ miscible pẹlu omi ati julọ Organic olomi Kemikali. O jẹ epo ti o wọpọ fun awọn aati kemikali. Dimethylformamide mimọ ko ni õrùn, ṣugbọn ipele ile-iṣẹ tabi dimethylformamide ti bajẹ ni olfato ẹja nitori pe o ni awọn impurities dimethylamine ninu. Orukọ naa wa lati otitọ pe o jẹ aropo dimethyl ti formamide (amide of formic acid), ati awọn ẹgbẹ methyl mejeeji wa lori atomu N (nitrogen). Dimethylformamide jẹ epo aprotic pola (hydrophilic) pẹlu aaye gbigbona giga, eyiti o le ṣe agbega ilana ifasẹyin SN2. Dimethylformamide jẹ lati formic acid ati dimethylamine. Dimethylformamide jẹ riru (paapaa ni awọn iwọn otutu giga) ni iwaju awọn ipilẹ ti o lagbara gẹgẹbi sodium hydroxide tabi awọn acids ti o lagbara gẹgẹbi hydrochloric acid tabi sulfuric acid, ati awọn hydrolyzes si formic acid ati dimethylamine.
    O jẹ iduroṣinṣin pupọ ninu afẹfẹ ati nigbati o ba gbona si farabale. Nigbati iwọn otutu ba ga ju 350 ° C, o padanu omi ati pe o nmu monoxide carbon ati dimethylamine jade. N, N-dimethylformamide jẹ ohun elo pola aprotic ti o dara pupọ ti o le tu pupọ julọ Organic ati awọn nkan inorganic ati pe o jẹ aṣiṣe pẹlu omi, awọn ọti-lile, awọn ethers, aldehydes, ketones, esters, hydrocarbons halogenated ati awọn hydrocarbons aromatic. . Ipari idiyele ti o daadaa ti N, N-dimethylformamide molecule ti yika nipasẹ awọn ẹgbẹ methyl, ti o n ṣe idena iwe Kemikali aye ti o ṣe idiwọ awọn ions odi lati isunmọ ati pe o somọ awọn ions rere nikan. Awọn anions igboro ṣiṣẹ pupọ diẹ sii ju awọn anions ti o yan. Ọpọlọpọ awọn aati ionic rọrun lati ṣe ni N, N-dimethylformamide ju ni gbogbo awọn olomi protic. Fun apẹẹrẹ, awọn carboxylates ati awọn hydrocarbons halogenated fesi ni N, N-dimethylformamide ni iwọn otutu yara. , le ṣe ina awọn esters pẹlu awọn ikore giga, ati pe o dara julọ fun iṣelọpọ ti awọn esters idiwo sterically.

  • N, N-Diethylaniline CAS: 91-66-7

    N, N-Diethylaniline CAS: 91-66-7

    N, N-Diethylaniline CAS: 91-66-7
    Alailowaya si omi ofeefee. O ni oorun pataki kan. Tiotuka die-die ninu omi, tiotuka ninu awọn olomi-ara bi ẹmu, ether, chloroform ati benzene. Ti o wa lati iṣesi ti aniline ati kiloraidi ethyl. Iwọn lilo ohun elo aise: aniline 645kg/t, ethyl chloride (95%) 1473kg/t, soda caustic (42%) 1230kg/t, phthalic anhydride 29kg/t.
    O le ṣee lo lati ṣeto awọn dyes azo, triphenylmethane dyes, bbl O tun jẹ agbedemeji pataki fun iṣelọpọ ti awọn oogun ati awọn olupilẹṣẹ fiimu awọ, ati awọn ohun elo rẹ jakejado.
    Ibi ipamọ : Ile-ipamọ naa jẹ afẹfẹ ati ki o gbẹ ni iwọn otutu kekere; ti o ti fipamọ lọtọ lati acids, oxidants ati ounje additives.
  • Polyethylene-polyamines CAS: 68131-73-7

    Polyethylene-polyamines CAS: 68131-73-7

    Polyethylene-polyamines CAS: 68131-73-7
    Irisi Orange-pupa si brown viscous omi.
    Lilo: Ti a lo fun ṣiṣe resini paṣipaarọ anion, awo paṣipaarọ ion, demulsifier epo robi, aropo epo lubricating, bbl Bakannaa a lo bi aṣoju resini epoxy curing ati aropọ plating laisi cyanide.
    Solubility: tiotuka ninu omi ati ethanol, insoluble ni ether, awọn iṣọrọ fa ọrinrin ati erogba oloro ni afẹfẹ, ati awọn fọọmu iyọ ti o baamu pẹlu awọn acids, eyi ti yoo ṣe iṣeduro ni awọn iwọn otutu kekere.
    O rọrun pupọ lati bu gbamu nigbati o farahan si ipa, ija, ina ṣiṣi tabi awọn orisun ina miiran. Itaja ni a itura, gbẹ ati ventilated ile ise igbẹhin si explosives. Iwọn otutu ipamọ ko kọja 32 ° C ati ọriniinitutu ibatan ko kọja 80%. Jeki kuro lati ina ati ooru orisun. Wọn yẹ ki o wa ni ipamọ lọtọ lati awọn oxidants, acids, ati alkalis, ki o si yago fun ibi ipamọ adalu. Ni ipese pẹlu orisirisi yẹ ati opoiye ti ina ẹrọ. Awọn ohun elo ti o yẹ yẹ ki o wa ni agbegbe ibi ipamọ lati ni awọn ṣiṣan. Ko si gbigbọn, ipa ati ija.
  • Ethylenediaminetetraacetic acid CAS: 60-00-4

    Ethylenediaminetetraacetic acid CAS: 60-00-4

    Ethylenediaminetetraacetic acid CAS: 60-00-4
    kemikali-ini
    Ọja yi crystallizes jade lati omi bi funfun lulú. Solubility ninu omi ni 25 ℃ jẹ 0.5g / L. Insoluble ni omi tutu, oti ati gbogbo Organic olomi. Tiotuka ni iṣuu soda hydroxide, soda kaboneti ati awọn solusan amonia.
    Ọna iṣelọpọ:
    Idahun ti ethylenediamine ati chloroacetic acid. Fi 100kg ti chloroacetic acid, 100kg ti yinyin ati 135kg ti iṣuu soda hydroxide (30%) sinu kettle lenu, ati lẹhinna fi 18kg ti 83% si 84% ethylenediamine labẹ saropo. Fi sii ni 15 ° C fun wakati kan. Ṣafikun 30Chemicalbook% ojutu soda hydroxide ni awọn ipele ti 10L ni igba kọọkan. Lẹhin afikun kọọkan, ṣafikun ipele miiran lẹhin ojutu idanwo phenolphthalein ko han pupa. Jeki ni iwọn otutu yara fun wakati 12. Ooru si 90 ° C ati ki o decolor pẹlu erogba ti a mu ṣiṣẹ. Àlẹmọ, wẹ iyoku àlẹmọ pẹlu omi, ati nikẹhin ṣatunṣe iye pH si 3 pẹlu ogidi hydrochloric acid. Tutu ati ki o crystallize, ṣe àlẹmọ ati wẹ pẹlu omi titi ti ko si esi ion kiloraidi. Awọn ọja ti o gbẹ.
    Idahun ti ethylenediamine pẹlu formaldehyde ati sodium cyanide. Illa 60% ethylenediamine aqueous ojutu, 30% soda cyanide aqueous ojutu ati soda hydroxide, ki o si pa awọn adalu ni 20 ° C fun 0,5h. Lẹhinna fi formaldehyde olomi ojutu dropwise. Lẹ́yìn ìhùwàpadà náà, a ti dín ìwé kẹ́míkà náà kúrò, a sì mú omi kúrò. Lẹhinna tun ṣe iṣẹ ti o wa loke, fifi afikun formaldehyde kun fun igba ikẹhin lati jẹ ki cyanide iṣuu soda fesi patapata. Ṣatunṣe pH si 1.2 pẹlu dilute acid. Isodi funfun kan ti rọ, ti a yọ, ti a fi omi wẹ, ti o si gbẹ ni 110°C. Gba ọja naa.
    Ethylenediaminetetraacetic acid (EDTA) jẹ oluranlowo idiju pataki. EDTA ti wa ni lilo pupọ ati pe o le ṣee lo bi bleaching fixative ni sisẹ awọn ohun elo ifasilẹ awọ, awọn oluranlọwọ dyeing, awọn oluranlọwọ iṣelọpọ fiber, awọn afikun ohun ikunra, awọn anticoagulants ẹjẹ, awọn iwẹwẹ, awọn imuduro, awọn olupilẹṣẹ roba polymerization sintetiki, EDTA jẹ awọn nkan Aṣoju chelate ti awọn apopọ. O le ṣe awọn ile-iṣẹ kẹmika olomi-iduroṣinṣin iduroṣinṣin pẹlu awọn irin alkali, awọn eroja aiye toje ati awọn irin iyipada. Ni afikun si awọn iyọ soda, awọn iyọ ammonium tun wa ati awọn iyọ oriṣiriṣi bii irin, iṣuu magnẹsia, kalisiomu, bàbà, manganese, zinc, cobalt, ati aluminiomu. Ọkọọkan ninu awọn iyọ wọnyi ni awọn lilo oriṣiriṣi. Ni afikun, EDTA tun le ṣee lo lati yara yọ awọn irin ipanilara ti o ni ipalara kuro ninu ara eniyan ati ki o ṣe ipa detoxifying. O tun jẹ oluranlowo itọju omi. EDTA tun jẹ itọkasi pataki, ṣugbọn a lo lati titrate nickel irin, bàbà, bbl Nigba lilo, o gbọdọ ṣee lo papọ pẹlu amonia lati ṣiṣẹ bi itọkasi.
  • Disodium edetate dihydrate CAS: 6381-92-6

    Disodium edetate dihydrate CAS: 6381-92-6

    Disodium edetate dihydrate CAS: 6381-92-6
    Disodium ethylenediaminetetraacetate (ti a tun mọ si disodium EDTA) jẹ oluranlowo chelating ti o lagbara. Nitori igbagbogbo iduroṣinṣin giga rẹ ati awọn ohun-ini isọdọkan lọpọlọpọ, o le fẹrẹ ṣe ajọṣepọ pẹlu ọpọlọpọ awọn ions irin ayafi awọn irin alkali (Gẹgẹbi irin, Ejò, kalisiomu, iṣuu magnẹsia ati awọn ions multivalent miiran) chelate lati dagba awọn eka ti omi tiotuka iduroṣinṣin, imukuro awọn ions irin tabi ipalara aati ṣẹlẹ nipasẹ wọn.
    Disodium EDTA jẹ funfun okuta lulú ti o jẹ tiotuka ninu omi ati pe o fẹrẹ jẹ insoluble ni ethanol ati ether. Iye pH ti ojutu olomi rẹ jẹ nipa 5.3 ati pe a lo ninu awọn ohun elo ifọṣọ, awọn oluranlọwọ didin, awọn aṣoju iṣelọpọ fiber, awọn afikun ohun ikunra, awọn afikun ounjẹ, awọn ajile-ọgbin-ogbin ati Mariculture, ati bẹbẹ lọ.
    Disodium ethylenediaminetetraacetate ni a lo ninu ounjẹ, oogun, ohun ikunra ati awọn ọja miiran. Disodium ethylenediaminetetraacetate ti o jẹ ounjẹ le ṣee lo bi amuduro, coagulant, antioxidant ati preservative, ati pe o le daabobo awọ ati koju ifoyina. , Anti-corrosion Synergy ati ipa imuduro.
  • Iṣuu soda edetate CAS: 64-02-8

    Iṣuu soda edetate CAS: 64-02-8

    Iṣuu soda edetate CAS: 64-02-8
    Ethylenediaminetetraacetic acid (EDTA) ni awọn ẹgbẹ carboxyl mẹrin ninu ati pe o le ṣe agbekalẹ disalt, trisalt ati tetrasalt ni gbogbogbo. Awọn iyọ EDTA ti o wọpọ pẹlu disodium ethylenediaminetetraacetate (EDTA-2Na), tetrasodium ethylenediaminetetraacetate (EDTA-4Na), dipotassium ethylenediaminetetraacetate (EDTA-2K) ati ethylenediaminetetraacetic acid. Tripotassium (EDTA-3K). Tetrasodium ethylenediaminetetraacetate (EDTA-4Na) jẹ ohun elo elere kekere ti o ni ọpọlọpọ iṣẹ ti o ni awọn amino ati awọn ẹgbẹ carboxyl ninu. O ti wa ni lilo pupọ ni kemistri atupale bi oluranlowo idiju.
    ohun-ini kemikali: lulú kirisita funfun. Tiotuka ninu omi ati acid, insoluble ni oti, benzene ati chloroform.
    Tetrasodium EDTA jẹ oluranlowo idiju pataki ati aṣoju boju irin. O le ṣee lo ni dyeing ni ile-iṣẹ asọ, itọju didara omi, fọtoyiya awọ, oogun, awọn kemikali ojoojumọ, ṣiṣe iwe ati awọn ile-iṣẹ miiran, bi aropọ, oluṣeto, mimu omi, aṣoju ion masking metallic ati activator ninu ile-iṣẹ roba styrene-butadiene. . Ni awọn gbẹ ilana akiriliki ile ise, o le aiṣedeede irin kikọlu ati ki o mu awọn awọ ati imọlẹ ti dyed aso. O tun le ṣee lo ni awọn ohun elo omi lati mu didara fifọ dara ati imudara ipa fifọ.
  • Tris (dimethylaminomethyl) phenol CAS 90-72-2

    Tris (dimethylaminomethyl) phenol CAS 90-72-2

    Tris (dimethylaminomethyl) phenol
    CAS 90-72-2
    Ọna iṣelọpọ
    Fi phenol ati 40% dimethylamine aqueous ojutu si kettle lenu, ru ati ki o dapọ boṣeyẹ, dara si isalẹ 20°C, fi laiyara 30% formaldehyde olomi ojutu labẹ saropo, ati iṣakoso lati pari afikun ni isalẹ 30°C. Tesiwaju aruwo ni 25-30 ° C fun wakati kan, lẹhinna gbe iwọn otutu soke si 90-95 ° C ati reflux fun wakati 2. Ṣafikun iyo lati ya apakan omi kuro, ki o si ya awọn ipele epo fun ipin labẹ titẹ dinku lati gba ọja ti o pari. Akoonu ọja ile-iṣẹ ti kọja 95%.
    Irisi: Alailowaya tabi ina ofeefee omi sihin. Ijona.
    Ti a lo bi oluranlowo imularada fun awọn resini iposii thermosetting, adhesives, sealants fun awọn ohun elo laminate ati awọn ilẹ ipakà, awọn neutralizers acid ati awọn ayase ni iṣelọpọ ti polyurethane.
  • DIETHYLENE TRIAmine (DETA) 111-40-0

    DIETHYLENE TRIAmine (DETA) 111-40-0

    DIETHYLENE TRIAmine (DETA) 111-40-0
    iseda
    Yellow hygroscopic sihin omi viscous pẹlu pungent amonia wònyí, flammable ati ki o lagbara ipilẹ. Tiotuka ninu omi, acetone, benzene, ether, methanol, ati bẹbẹ lọ, insoluble in n-heptane, ati ibajẹ si bàbà ati awọn alloy rẹ. Oju yo -35 ℃. Oju omi farabale 207 ℃. Ojulumo iwuwo o. 9586. Filaṣi ojuami 94 ℃. Refractive index 1. 4810. Ọja yi ni o ni awọn reactivity ti secondary amines ati awọn iṣọrọ reacts pẹlu kan orisirisi ti agbo. Awọn itọsẹ rẹ ni ọpọlọpọ awọn lilo.
    lo
    Ọja yi ti wa ni o kun lo bi awọn kan epo ati Organic kolaginni agbedemeji, ati ki o le ṣee lo lati mura iposii resini curing òjíṣẹ, gaasi purifiers (fun CO2 yiyọ), lubricating epo additives, emulsifiers, aworan kemikali, surfactants, ati fabric finishing òjíṣẹ. , Imudara iwe, aminocarboxylic complexing oluranlowo, irin chelating oluranlowo, eru irin hydrometallurgy ati cyanide-free electroplating oluranlowo tan kaakiri, brightener, ati sintetiki ion resini ati polyamide resini, ati be be lo.
  • N, N-dimethylethanolamine CAS: 108-01-0

    N, N-dimethylethanolamine CAS: 108-01-0

    N, N-dimethylethanolamine CAS: 108-01-0
    O jẹ omi ti ko ni awọ pẹlu õrùn gbigbona. Odi ala: 0,25 ppm. Òrúnmìlà Molecular 5 89.16; Oju omi farabale = 133 ℃; Didi/Ojudi Iyọ=259℃; Filasi ojuami =41℃ (oc); Iwọn otutu aifọwọyi 5 = 295 ℃. Awọn ifilelẹ ibẹjadi: LEL 5=1.6%;UEL 5=11.9%. Idanimọ eewu (da lori NFPA-704M Rating System): Health 2, Flammability 2, Reactivity 0.Soluble ninu omi.
    O tun mọ bi dimethylaminoethanol. Awọn ijinlẹ ṣe afihan awọn ohun-ini imuduro awọ-ara, ati agbara lati dinku hihan awọn laini itanran ati awọn wrinkles bii awọn iyika dudu labẹ awọn oju. A kà a si egboogi-ti ogbo, ati apanirun, ati pe o ti ṣe afihan iṣẹ-ṣiṣe ti o ni ipalọlọ-ọfẹ. Paapaa ti a lo bi oludena ipata, aṣoju egboogi-iwọn, aropo kikun, aropo ti a bo ati oluranlowo ipinya okele. O tun lo bi agbedemeji fun awọn eroja elegbogi ti nṣiṣe lọwọ ati awọn awọ. O ṣe iranṣẹ bi oluranlowo imularada fun polyurethane ati awọn resini iposii. Siwaju sii, o ti lo bi aropo si omi igbomikana. Ni afikun si eyi, a lo ni itọju ailera bi ohun iwuri CNS.