Ammonium acetate, Chemical compound ne CAS nhamba 631-61-8, inomira sekona yemakona mune dzakasiyana siyana maindasitiri uye zvekushandisa zvekushandisa. Kubva kubasa rayo rakaoma se buffer mukati Hplc kusvika pakubata kwayo se acidity Regulator mune chikafu, izvi Amonium Munyu zvinoshamisa. Munyaya ino, tichaongorora zvakadzika zveizvi Hygroscopic yakasimba, kuongorora kwayo Synthesis, zvemakemikari zvivakwa, uye yakarongeka yekushandisa iyo inoita kuti ive yakakosha. Kunyangwe iwe uri chemist, mukuru wekugadzira, kana kungoda kuziva nezve Inorganic chemistry, kunzwisisa Shandisa yeAmmonium acetate yakakodzera nguva yako. Tichapwanya zvakadzika madziva sei reagent kufambisa misa spectrometry, AIDS In Satchection, uye inoshanda sechinhu chakakosha mukati organic synthesis.
Chii chaizvo chinonzi ammonium acetate (CAS 631-61-8)?
Ammonium acetate a makemikari emakemikari ne formula nh₄ch₃co₂. Zvine musoro, zvinomiririra munyu weasina kusimba acid (acetic acid) uye a Simba Base (Ammonia). Uku kusanganisa kwakasarudzika kunopa iwo akasiyana maitiro ayo anokosheswa zvakanyanya mumakemikari. Kusiyana nerakasimba salts like Sulfate kana chloride yakavakirwa mishonga, Ammonium acetate Inogara pasi isina kwayakarerekera, kazhinji inoshandiswa kana isiri-isina-inopesana, iyo yejipfenicio Ionic nharaunda inodiwa. The the Cas 631-61-8 Identifier zvakananga zvinoreva izvi acetate munyu mune yayo yakachena fomu.
Mumuviri, Ammonium acetate ndeye chena, Crystalline solid. Zvinozivikanwa kuva a Hygroscopic yakasimba, zvichireva kuti inobata zvinyoro-nyoro mumhepo. Ukasiya chirongo che Ammonium acetate Vhura, iwe unogona kuiona zvichikomberedza pamwe chete kana kutendeuka kuita musimboti nekufamba kwenguva. Nekuda kweizvi, kuchengetwa kwakakodzera munzvimbo yakaoma yakakosha. Zvakakura nyura mumvura, kugadzira AchiMmonium acetate mhinduro Izvo zvakakosha kune akawanda emvura-yakavakirwa maitiro mu lab.
Munyika yekutengesa neindasitiri, Ammonium acetate inowanzotengeswa uye inoshandiswa seyakanyanya-yakachena reagent. Nekuti inoumbwa nayo acetate uye amonium ion, inoburitsa zvakareruka zviri nyore nekupisa, iyo inzvimbo inoiisa kunze kubva kunze kwemaronda akagadzikana senge Sodium acetate. Iyi yekudzivirira inogadziriswa ndeyekubatsira chaizvo maitiro chaiwo ekuongorora, kudzivirira kuvaka kwezvinhu zvakasara mumidziyo inonamira.
Synthesis yeAmonium acetate yakawana sei?
The the Synthesis ye Ammonium acetate is a acid yemasikati-base maitiro. Zviri kunyanya inogadzirwa neyakagadzirirwa ye acetic acid na Ammonia. Maitiro aya anogona kuitwa uchishandisa akasiyana enjoya, asi iyo inonyanya kujairika maindasitiri nzira inosanganisira kugutsa glacial acetic acid na Ammonia. Glacial acetic acid ndiyo yemvura-isina chimiro, yakatarwa fomu ye acetic acid. Rini Ammonia gasi rakabikwa kubudikidza nazvo, Kuita kweAmmonia uye acetic acid inobereka yakasimba Ammonium acetate.
Imwe nzira ye Ammonium acetate gadziriro inosanganisira kuita kwe acetic acid neammonium carbonate. Mune izvi mamiriro, acetic acid inobata necarbonate, kusunungura carbon dioxide uye mvura uchigadzira iyo acetate. Iyi nzira inowanzoshandiswa kana ichibata gaseous Ammonia haina kujairika kana kana yakasimba Amonium Tsime rinodiwa. Iyo yemakemikari equation inowanzoita seiyi: $ 2 CH_3COOOOH + (NH_4) _2co_3 \
Izvo zvakare zvinokwanisika kuzvishongedza nekusanganisa glacial acetic acid neammonia mune Mhinduro yemvura, kunyangwe kuwana iyo crystal yakasimba inoda kutapudza mvura, iyo inogona kunyengera nekuda kweiyo tsika yekuda kurasikirwa Ammonia pakupisa. Saka, kudzora kwekunyatso tembiricha uye pH inodiwa panguva Synthesis Kuve nechokwadi chekupedzisira chigadzirwa chakachena Ammonium acetate. Izvi maitiro eAmmonia uye acetic zvikamu zvakakosha kubereka acetate inodiwa misika yepasi rose.
Ndezvipi zvakakosha zvemakemikari zvivakwa zveiyi compound?
Kunzwisisa zvemakemikari zvivakwa ye Ammonium acetate yakakosha pakushandisa kwayo inoshanda. Sezvataurwa, zvinobva kuna a isina kusimba acid uye isina kusimba base. Izvi zvinoita kuti ive yakanakisa mumiriri wekugadzira a Buffer Solution. An acetate buffer yakagadzirwa nayo Ammonium acetate Inoshanda zvinobudirira mune acidic range, ichibatsira kudzikisira iyo pH yemusanganiswa wekuita. Nekuti zvese zviri zviviri cation (amonium) uye anion (acetate) inogona hydrolyze, iyo pH yeakachena AchiMmonium acetate mhinduro Kusarerekera kwematongerwo enyika kwevanhu pasina ph 7.0, kunyangwe izvi zvinogona kuchinja zvichienderana nekushomeka.
Imwe yeanonyanya kutsanangura zvemakemikari zvivakwa ndizvo here kuenderana nekudzvinyirira kwakadzika. Izvi zvakasiyana kubva Sodium acetate kana Potassium acetate, iyo inosiya yakasara yakasara kana solvent inopedza. Rini Ammonium acetate inotsikwa kana kuiswa pasi pecuum, inodziyisira kumashure mukati Ammonia uye acetic acid (kana acetic acid neammonia vapor), kusasiya pasina kuteedzera kumashure. Ichi chivakwa ndiyo "mashiripiti trick" inoita kuti ive yakakurumbira mukuongorora kwemakemikari.
Maererano Solubility, Ammonium acetate zvinoshamisa. Zvichadaro nyungudika zviri nyore mumvura, methanol, uye ethanol. Iyi yakakwira Solubility inobvumira kuti ishandiswe mune dzakasiyana siyana nhare mbozhanhare for chromatography. Nekudaro, haina kugadzikana pane Ammonium sulfate; Kana ikaratidzwa kupisa kwenguva yakareba, inorasikirwa naAmoni uye inova acidic.
Nei ammonium acetate inokonzeresa muHplc uye misa spectrometry?
Mumunda wekuongorora kwemakemikari, kunyanyaPerformance Liquid chromatography (Hplc) uye Hplc yakabatanidzwa nemisa misa spectrometry (lc-ms), Ammonium acetate is superstar. Zvakawandisa yaishandiswa kugadzira buffer Nekuti nhare mbozhanhare. A Buffer yefoni mbozha inobatsira kuchengetedza iyo solvent painofamba kuburikidza necolumn, ichiva nemakomisheni ari kuongororwa (Ongorora) Rambai mune isingadzivisike pfungwa. Izvi zvinotungamira kumaperembudzi anopinza uye data rakarongeka.
Chikonzero Chaicho Ammonium acetate Kupenya muLC-MS IS ishe isinganyarisi. Rini kugadzirira samples for misa spectrometry, masayendisiti anofanira kudzivisa isina-kusiririsa salts mune kugadzirira samples. Tsika dzechivanhu phosphato buffers, nepo kushanda kwayo, kwakasimba sosi iyo inovhara iyo inonetesa nzvimbo yekusiya masosi misa misa. Ammonium acetate, kuva kuenderana nekudzvinyirira kwakadzika, vashoma uye vanonyangarika. Iyo inopa iyo inodiwa ionic simba uye yekudzora kugona mune yemvura chikamu asi vanovanyangarika muchikamu chegesi chetema.
Munyu wakashandiswa munguva yakapfuura, kunge phosphate kana susfates, ikozvino yave kutotsiviwa ne Ammonium acetate kana Ammonium Fomu mune izvi zvinoshandiswa. Izvo zvakare zvinowirirana na Zvikamu zveHplc neElsd . The the acetate Ion inofambisa iyo ionization yemamorekuru akasiyana-siyana, ichigadzira iyo chiyero reagent zve Kuongororwa kweMakomputa akasiyana siyana kubva pamishonga kune mapuroteni.
Unoita sei kuti uite maAmonium acetate kugadzirira muLab?
Nepo vazhinji vanotenga iyo premixed, kuziva maitiro gadzira mhinduro yeBuffer is a standard lab hunyanzvi. Ammonium acetate gadziriro MuLab kazhinji inosanganisira kuputsa iyo crystalline yakasimba mumvura yakakwirira-yakanyanya. Semuenzaniso, kana iwe inoda kugadzira 10m ammonium acetate stock solution (iyo yakanyanya kutaurwa), iwe waizoyera huwandu hwakakosha hwe Hygroscopic yakasimba uye nyungudika Izvo zvakanyatso.
Nekudaro, nekuti iri hygroscopic, inorema inogona kuve isingawanike kana ikadana mvura. Dzimwe nguva, makemikist anofarira kuita buffer In sit nekusanganisa acetic acid uye Ammonia (kana Ammonium Hydroxide) mhinduro kudzamara iyo pH yave yasvikwa. Kana iwe akaverenga mari yacho inodiwa yeiyo chaiyo molarity, garai nhoroondo yehuremu hwemvura kana iyo yakasimba ikaburitsa.
Ngatiti iwe unoda vhoriyamu chaiyo. Unogona kuverenga iyo Mari inodikanwa ye 70 ml kana huwandu inodikanwa kune 70 ml Solution yeiyo chaiyo molarity. Unganyungudutsa Ammonium acetate Mune zvishoma mvura shoma, gadzirisa iyo PH uchishandisa acetic acid kana Ammonia, uye ipapo kumusoro kumusoro kune vhoriyamu yekupedzisira. Izvi zvinovimbisa yako acetate buffer Chake. Iyi mhinduro inowanzo zora kuti ibvise chero chinhu chipi zvacho chisingashandiswe se reagent zviridzwa zvinonzwa.
Isammonium acetate inoshandiswa seyakawedzera chikafu?
Ehe, zvinoshamisa kune vamwe, Ammonium acetate ndizvo Inoshandiswa sechikafu chinowedzera. Muindasitiri yechikafu, inoshanda kunyanya se acidity Regulator. Yakanyorwa pasi pe e e264 muEurope (kunyange mamiriro ekubvumirwa anosiyana nedunhu, saka gara uchitarisa mitemo yemuno). Basa rayo se inowedzera seye acidity reulator inobatsira kudzora iyo pH yekugadziriswa kwezvikafu, ichivadzivirira kubva pakuva akanyanya acidic kana kuti alkaline, iyo inogona kukanganisa flavour uye kuchengetedza.
Nepo kwete se ubiquitous se citric acid kana Sodium acetate, AMMonium acetate inoshandiswa mune zvakananga chikafu Zvikumbiro zvinowanikwa mumiririri anodikanwa kuti uwedzere kuravira kwemunyu (senge sodium chloride aizo). Inowanzoonekwa seyakachengeteka muhuwandu inoshandiswa sechikafu zvinangwa. The the acetate chinhu chakasarudzika chakasarudzika nemuviri, uye Amonium inogadziriswa nechiropa.
The the Shandisa yeAmmonium acetate Muchikafu chinoratidza iyo yakavanzika's yekuchengetedza nhoroondo painoshandiswa nemazvo. Izvo zvinoitwa nenzira yakafanana kuti sei vhiniga (acetic acid) Inoshanda, asi ine yakawanda isina kwayakarerekera profile nekuda kwe Amonium counter-ion. Kunyangwe Inoshandiswa sechikafu chinowedzera kana muindasitiri synthesis, iyo Chemistril Comistry ye acetate boka rinoramba richiratidzira.
Ibasa ripi iro rinotamba mu organic synthesis maitiro?
Ammonium acetate fundo reagent yezvemakemikari emakemikari. Inoshandiswa zvakanyanya se Kunobva Ammonia mukuita nekuti zviri nyore kubata kupfuura esaseous ambime. Imwe yezvakakurumbira zvayakakurumbira zviri se Catalyst muBnovenagel Credationation. Mu Knovenagel maitiro, Ammonium acetate inobatsira kufambisa kusungwa kweiyo aldehyde kana ketone ine inoshanda hydrogen compund. The the acetate zviito seyekunyorovera kutsikisa iyo inoshanda hydrogen, nepo Amonium inogona kumutsa boka reCarbononyl.
Chimwe chinhu chikuru chinoshanda chiri mu Borch maitiro. The the Borch maitiro chiitiko chinodzika chishandiso. Pano, Ammonium acetate inoshanda se Kunobva Ammonia kushandura ketone kana aldehyde kuva ambine. The the Ammonia mune borch maitiro inobata necarbonyl yekuumba iyo imine, iyo inozoderedzwa kusvika kune ambine. Iyi ndiyo nzira yakajairwa yekuyananisa mishonga yemishonga yepakati.
Uyezve, Ammonium acetate inoshandiswa mune synthesis yemamirioni, oxazoles, uye mamwe ererocyclic componeunds. Inopa zvese nitrogen (kubva Amonium) uye iyo yekudhiraivha yekugona (kubva acetate) inodiwa kune aya akaomarara mishonga-yekugadzira maitiro. Muzviitiko zvakawanda, Ammonium acetate mune yakachena fomu inosarudzwa pamusoro Ammonium chloride kana Sulfate nekuti acetate byproduct haina kupindira kana nyore kubvisa.
Inoshandiswa sei mukuongorora kwevanhu uye kurima?
Mune chikamu chekurima, Ammonium acetate inoita basa rakakosha mukuongorora ivhu kubereka. Zvakananga, zvinoshandiswa kune kutsunga kwenzvimbo iripo potassium (K) muvhu. Nzira inosanganisira kushandisa kusarerekera AchiMmonium acetate mhinduro Kubvisa potsium ion kubva kune ivhu samples. The the Amonium ion zviito se kutsiva cation ye potasium pane ivhu revhu revanhu.
Nekuti Amonium ion (nh₄⁺) uye potassium ion (k⁺) ine masaga akafanana uye mhosva, iyo Amonium inogona kudzinga mumuviri kufambisa potassium yakasungirwa kuvhu. Kamwe potassium yakaburitswa mumhinduro, masayendisiti anogona kuyera kuti atarise kuti yakawanda sei feteralizer inoda mari. Maitiro aya anovimba ne ivhu raigadzirwa naiye Ammonium ion zviito sekutsiva mumiririri.
Iyi nzira yekubvisa ndeye chiyero mu ivhu resainzi. Iyo inobatsira mukusarudza iyo "cation yekushambadzira kugona" (CEC) yevhu. Nepo vamwe vanowanza varipo, Ammonium acetate inosarudzwa nekuti inoteedzera kusununguka kusunungurwa kweanokara zvakanaka uye buffers iyo ivhu inobvisa phwo isina kwaPH (kazhinji ph 7.0). Izvi zvinodzivirira iyo acidic kuputswa kwemaminerari ayo aisazove nechisikigo kuvepo kune zvidyarwa.
Zvakadiniko nezvemanyorerwe ebiology neDNA Satchection?
Munzvimbo ye Molecular Biology, Ammonium acetate chishandiso chakavimbika DNA uye RNA KUSIMBIRA. Mushure mesayenzi kutyora masero akavhurika kuti awane genetic zvinhu, anowanzo shandisa Ammonium acetate kufananidzira mapuroteni uye kubvisa zvinangwa. Izvo zvinonyanya kubatsira nekuti chinonyanya kuenderana nekuteedzera kweDNTPS (iyo yekuvaka mabhuru eDNA) uye mamwe oligosacharides.
Kana ichishandiswa Satchection, kuisirwa kwakanyanya kwe Ammonium acetate inowedzerwa kune iyo sampuli. Izvi zvinobatsira ku "munyu panjodzi" mapuroteni, unovaita kuti vasvike kuti vazungunuswe pasi mumatende. Iyo DNA inoramba iri mumvura. Gare gare, ethanol inowedzerwa kune iyo mvura kuti ishe yeDNA. Ammonium acetate inowanzo sarudza pamusoro Sodium acetate mudanho iri apo iyo DNA ichave ichishandiswa kune enzymatic maitiro (sekugayera nekudzora enzymes) nekuti iyo Amonium ion ishoma inogona kudzivirira aya ma enzymes pane sodium kana potasium ion.
Zvakare yaishandiswa kutsiva cell buffers mune dzimwe protocol. Chimiro chakanyoro acetate uye Amonium Ions inoita kuti zvinyoronyoro pamatanho eDNA uye rna. Ichi chishandiso chinosimbisa kuwanda kwe Ammonium acetate: kubva kumatoni ekushanda reagent KuMicroRiters mune genetic yekutsvaga tube, izvo zvarwo zvinoshamisa.
Izvo zvinoenzaniswa sei nemimwe munyu senge amonium fomu?
Kana uchisarudza a buffer kana reagent, makemikari anowanzo sarudza pakati Ammonium acetate uye Ammonium Fomu. Ose ari maviri akasarudzika munyu anoshandiswa muLC-ms, asi ivo vane mutsauko. Ammonium Fomu munyu we mafomuc acid, iyo iri yakasimba acid kupfuura acetic acid. Nokudaro, Ammonium Fomu Buffers ari nani kune yakadzika ph range (kutenderera ph 3-4), nepo Ammonium acetate iri nani kune yakakwira zvishoma huwandu (pH 4-6).
Kana iwe uchida a Buffer Solution izvo zvishoma acidic, unogona kusendamira mafomuc acid uye munyu wahwo. Nekudaro, acetic acid uye Ammonium acetate kazhinji inodhura uye yakakwana inoshanda kune yakawandisa nzvimbo-spectrum inoongorora.
Tichienzanisa ne Sodium acetate, Ammonium acetate ine mukana wechokwadi. Kana iwe uri kumhanya maitiro aunofanirwa kubvisa munyu shure, Ammonium acetate ndiye anokunda. Kana iwe uchida munyu wakasimba unogara, Sodium acetate zviri nani. Pane zve Solubility, zvese zvinonyangadza kwazvo, asi Amonium Munyu unowanzowedzera hygroscopic.
Kumwe kuenzanisa kuri Ammonium sulfate. Sulfate is is is is-isina-isina simba, yakasimba munyu. Izvo zvakanaka kune mapuroteni ekutanga (munyu kunze) asi zvinotyisa kune misa misa spectrometry nekuti inovhara muchina. Saka, munyu wakashandiswa Nhoroondo yakaita se Sulfate vari kutsiviwa na acetate muLabs yemazuva ano anoongorora.
Kutumira Nguva: Nov-20-2025
