Shaanxi Bloom Tech Co., Ltd. yog ib qho ntawm cov neeg tsim khoom thiab cov chaw muag khoom ntawm boc {}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} 6 nyob rau hauv Suav teb. Txais tos rau kev lag luam wholesale loj zoo boc- n {}} methyl-L-Alanine Case 16948-16 Kev Muag Khoom ntawm peb lub hoobkas. Cov kev pabcuam zoo thiab tus nqi tsim nyog muaj.
Boc - n}- methyl {{2} l - alanine, nrog cov tsos yuav luag zoo li cov hmoov dawb, molecular cov mis C9H17NO4, CAS 16948-16. Nws kuj tseem tuaj yeem muaj lwm daim ntawv thov yuav muaj peev xwm. Piv txwv li, hauv thaj chaw ntawm cov tshuaj, vim nws cov qauv thiab cov khoom, nws tuaj yeem ua haujlwm rau qee yam tshuaj, koom nrog kev siv tshuaj stheesis thiab kev hloov kho. Ib qho ntxiv, hauv cov teb xws li kev ua liaj ua teb thiab zaub mov, nws kuj tseem tuaj yeem ua nws lub luag haujlwm tshwj xeeb thiab cov txiaj ntsig. Raws li amino cid derivative, nws kuj tseem ua lag luam raws li lub zog ntxiv. Amino Cids thiab lawv cov derivatives tau muaj dav kawm thiab ua pov thawj thaum tawm dag zog, roj kev ua haujlwm thaum muaj kev ntxhov siab los ntawm kev tawm dag zog. Raws li ib tug ntawm lawv, nws yog ib qho muaj txiaj ntsig zoo ntawm kev noj zaub mov uas muaj qhov cuam tshuam zoo ntawm kev txhim kho kev ua haujlwm tawm dag zog thiab kev txhawb nqa lub cev kev noj qab haus huv.
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Tshuaj Cov Qauv |
C9H17No4 |
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Muaj pes tsawg leej |
203 |
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Molecular hnyav |
203 |
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m/z |
203 (100.0%), 204 (9.7%) |
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Kev Ntsuam Xyuas |
C, 53.19; H, 8.43; N, 6.89; O, 31.49 |
Boc - n}- methyl {{2} l - alanine, nrog nws cov khoom siv lub cev thiab cov tshuaj lom neeg tshwj xeeb thiab cov neeg sawv cev zoo, muaj cov nkauj ua ke zoo nkauj, nrog rau cov chaw ua haujlwm xws li cov tshuaj, kev ua liaj ua teb, thiab khoom noj. Nrog kev nce qib txuas ntxiv ntawm thev naus laus zis thiab kev tshawb fawb tob zuj zus, nws ntseeg tias daim ntawv thov tau txuas ntxiv thiab sib sib zog nqus.
1. Ntsuab thiab ib puag ncig tus phooj ywg hauv nruab nrab ntawm cov amino acid surfactants
Hauv kev lag luam tshuaj, tshwj xeeb tshaj yog nyob rau hauv thaj teb ntawm surfactants, nws tau ua kom pom nws tus nqi tshwj xeeb. Cov tshuaj no tuaj yeem siv los ua ke ntsuab thiab ib puag ncig tus amino cid surfactants. Piv rau cov tshuaj organic ib txwm muaj, cov synthesized surfactants ua tiav tib yam lossis txawm tias muaj txiaj ntsig zoo dua ntawm kev tu, emulsification, thiab nkag siab lub peev xwm. Nyob rau tib lub sijhawm, qhov surfactant tsis yog qias neeg ib puag ncig, muaj kev ua kom zoo nkauj thiab noo noo tshwj xeeb rau cov menyuam mos thiab rhiab. Qhov no ib puag ncig phooj ywg thiab kev ua tau zoo ua rau nws muaj cov khoom lag luam dav hauv cov khoom lag luam txhua hnub, tshuaj ntxuav, thiab lwm thaj teb.
2. Kev Tsim Tawm ntawm Tshiab Chelating Tus Neeg Sawv Cev Methylglycine Diacetic Acid (MGDA)
Nws kuj tseem siv tau los tsim cov tshiab chelating tus neeg sawv cev, methylglycine diacetic cid (mgda). MGDA, raws li lub siab -}}}}} performance performance performance and and and friendly det friendly det detergent muaj cov neeg sawv cev hauv cov neeg sawv cev hauv cov tshuaj ntxuav tshuaj. MGDA tuaj yeem ua rau tsis muaj dej nyob hauv dej, zam kev tsis zoo ntawm ib puag ncig ntawm ib puag ncig thiab kev ua phem rau tib neeg kev noj qab haus huv. Cov xeeb ceem no ua rau cov khoom lag luam muaj cov ntawv thov tseem ceeb hauv thaj chaw ib puag ncig phooj ywg.
3. Raws li amino acid ntxiv
Raws li amino cid derivative, nws kuj tseem ua lag luam raws li lub zog ntxiv. Amino Cids thiab lawv cov derivatives tau muaj dav kawm thiab ua pov thawj thaum tawm dag zog, roj kev ua haujlwm thaum muaj kev ntxhov siab los ntawm kev tawm dag zog. Nws yog ib tug ntawm lawv, yog suav hais tias muaj txiaj ntsig kev noj haus muaj txiaj ntsig uas muaj qhov cuam tshuam zoo ntawm kev txhim kho kev tawm dag zog kev ua haujlwm thiab kev txhawb nqa lub cev kev noj qab haus huv.
4. Daim ntawv thov hauv Peptide synthesis
Hauv peptide synthesis, nws kuj ua lub luag haujlwm tseem ceeb. Txij li thaum muaj kev vam meej ntawm cov khoom {{}}}}}}}} urps peptide thiab protein ntau los ntawm kev txhim kho thiab kho kom tsis tu ncua.Boc - n}- methyl {{2} l - alanine, raws li ib qho ntawm cov amino tiv thaiv cov roj ntsha, tuaj yeem tiv thaiv cov carboxyl pawg ntawm lub davhlau ya nyob hauv cov txheej txheem sab nraud tsis tsim nyog thaum lub sijhawm ua hluav taws xob. Lub tswv yim tiv thaiv no muaj peev xwm txhim kho kev ua tau zoo thiab raug ntawm Peptide synthesis, muab kev txhawb zog rau kev tshawb fawb thiab kev tsim cov peptide tshuaj.
5. Lwm cov ntawv thov yuav
Ntxiv rau cov ntawv thov tseem ceeb tau hais txog saum toj no, tseem muaj lwm cov ntawv thov yuav muaj peev xwm. Piv txwv li, hauv thaj chaw ntawm cov tshuaj, vim nws cov qauv thiab cov khoom, nws tuaj yeem ua haujlwm rau qee yam tshuaj, koom nrog kev siv tshuaj stheesis thiab kev hloov kho. Ib qho ntxiv, hauv cov teb xws li kev ua liaj ua teb thiab zaub mov, nws kuj tseem tuaj yeem ua nws lub luag haujlwm tshwj xeeb thiab cov txiaj ntsig.
Cov ntaub ntawv tshwj xeeb ua piv txwv ntawm boc -}}}}} Kev Lag Luam Kev Lag Luam Txhua Hnub:
Synthesis ntawm me amino acid surfactants
Yuav siv tau los synthesize ntsuab thiab ib puag ncig tus amino cid surfactants. Piv rau cov tshuaj lom ib txwm muaj, cov synthesized surfactants tsis tsuas yog ua tiav cov nyhuv tib yam, thiab muaj cov tawv nqaij tsis huv thiab muaj lub peev xwm zoo heev. Lawv tsis muaj mob rau tib neeg kev noj qab haus huv thiab tuaj yeem siv rau cov menyuam mos, menyuam yaus, thiab tawv nqaij tawv ncauj. Qhov kev siv tshuaj no muaj ntau cov ntawv thov hauv cov khoom lag luam txhua hnub xws li cov khoom ntxuav, tshuaj ntxuav tawv ncauj, da dej gel, thiab lwm yam.
Kev tsim cov sawv cev tshiab, methyl glycine diacetic acid (mgda)
Nws kuj tseem siv tau los ua tus neeg sawv cev tshiab ua tus neeg sawv cev tshiab, methyl glycine diacetic cid (mgda). MGDA tuaj yeem hloov phosphorus chelating cov neeg sawv cev hauv cov dej num tsis zoo ntawm ib puag ncig, uas yog ib puag ncig zoo ib puag ncig ntawm ib puag ncig cov khoom noj thiab ib puag ncig dej thiab ecological. Yog li ntawd,Boc - n}- methyl {{2} l - alanineKuj tseem ua lub luag haujlwm tseem ceeb hauv ib puag ncig cov phooj ywg npum, ntxuav cov neeg sawv cev, thiab lwm yam khoom.
Daim ntawv thov hauv lwm cov khoom lag luam tshuaj txhua hnub
Ntxiv rau ob qho ntawv thov tseem ceeb tau hais los saum no, nws kuj tseem siv tau cov khoom lag luam ntawm cov khoom siv txhua hnub, nws tuaj yeem ua cov khoom siv ua haujlwm lossis cov khoom siv tshwj xeeb. Txawm li cas los xij, cov ntaub ntawv tshwj xeeb thiab kev siv tshuab yuav txawv nyob ntawm cov khoom lag luam, thiab nws yog ib qho tsim nyog yuav tau xa mus rau cov khoom lag luam thiab cov khoom lag luam tshwj xeeb.
Cov synthesis ntawmBoc - n}- methyl {{2} l - alanineFeem ntau yog raws li kev tiv thaiv kev tiv thaiv thiab methylation cov amino acids. Firstly, amino pab pawg ntawm l-}} Alanine yog tiv thaiv los ntawm kev ua kom me me, thiab thaum kawg cov khoom lag luam hom phiaj thiab thaum cov kauj ruam.
Kev sim ua ntu zus
Cov Khoom Siv Raw: L - Alanine, di Tertinydrofonate (ThoHassy (Topsyl Sullfate (ME2SY4), thiab lwm yam.
Khoom siv: cov tshuaj tiv thaiv lub raj mis, cov dej kub, tas li dej da dej tas li, sib cais funnel, teb evaporator, thiab lwm yam evaporator, thiab lwm yam.
(1) Dissolve L-} Alanine (5 g, 26.4 MMOL) hauv cov tshuaj tiv thaiv dej tsis ntev los ntawm 0 degree.
(2) Ntxiv cov hmoov poov tsib flocsacide (Koh, 10.4 g, 187 mmol) hauv cov kab thiab yaj tag.
(3) Maj mam ntxiv di ticarbonate (boc2o) dropring thaum stirring, tswj hwm cov tshuaj tiv thaiv kub ntawm 0 degree.
(4) Tom qab kev sib tsoo, txuas ntxiv nplawm cov tshuaj tiv thaiv ntawm 0℃rau 30 feeb.
(5) Tom qab ntawd, ntxiv 50 ml ntawm dej thiab do ntawm chav tsev kub rau 5 teev.
Dilute cov tshuaj tiv thaiv cov tshuaj nrog tau txais nyob rau hauv kauj ruam dhau los nrog ether (100 ml) thiab cais cov dej txheej.
Ntxuav cov organic txheej nrog cov organic txheej nrog soltated sodium bicarbonate daws (Nahco3, 2 x 40 mL) kom tshem tawm residual acid.
Qhuav ntxuav organic txheej nrog anhydrous sodium sulium sulfate (na2o4), lim nws rau qhov qhuav siv lub teb evaporator.
Dissume tetrahydrofuran (thf) nyob rau hauv cov tau zoo thiab muab nws nyob rau hauv ib qho dej sov tsis tu ncua da dej ntawm 0 degree.
Ntxiv tetrabutylammonium bisulfate (tbsa, 0.5 g, 10 wt%) raws li theem hloov catalyst.
Maj mam ntxiv cov tshuaj sib xyaw ntawm iodomethane (ch3i) thiab dimethyl sulfate (isops4) thaum tswj cov tshuaj tiv thaiv kub ntawm 0 degree.
Tom qab dripping, txuas ntxiv nplawm cov tshuaj tiv thaiv ntawm 0℃rau 30 feeb.
(1)
Tom qab nplawm ntawm chav tsev kub rau 5 teev, ntxiv 20% ammonium hydroxide aque oxoous daws (20 ml) rau nruab nrab ntawm cid.
(2)
Dilute cov tshuaj tiv thaiv kev tov dua nrog ether (100 ml) thiab cais cov dej txheej.
(3)
Cov txheej organic tau accidified nrog 1m poov tshuaj hydrogen sulfate (KHOPS4) daws rau lub ph ntawm 1, thiab muab rho tawm nrog Ethyl acetate (2 × 200 ml).
(4)
Ua raws li cov organic txheej, qhuav nrog anhydous sodium sulfium, na2o4), lim, thiab mloog zoo rau qhov ziab khaub ncaws siv cov ulaporator.
Los ntawm cov kev sim ua ke saum toj no thiab coj cov tshuaj sib txig sib luag, peb tuaj yeem nkag siab meej txog cov khoom lag luam synthesis ntawm cov khoom. Txoj kev no yog ua raws li kev tiv thaiv kev tiv thaiv thiab cov tshuaj tiv thaiv methylation ntawm cov amino acids, thiab dhau los ntawm kev ua haujlwm meej thiab tswj, siab} lub hom phiaj purity cov khoom tuaj yeem tau txais. Hauv kev ua haujlwm, nws yog ib qho tsim nyog los them sai sai rau kev xaiv thiab kev tswj cov tshuaj xyuas cov kev ua tau zoo thiab kev nyab xeeb ntawm cov tshuaj tiv thaiv.
Boc - n {}}}}}}}} l {{} {} {} {} {} {}} 16948 {14 14}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} qhov hnyav. Tsis tas li ntawd, boc - n-}} {19} {19} Tam sim no, txoj kev tsim khoom ntawm boc {{21} {{l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l {l} {l {l {l {l {l {l} {l {l {l} {l {l {l {l} {l} {l} {l} {l} { Qhov zoo ntawm boc {{}} n {}}} methyl {{l-}} methyl {{l-} cov tshuaj lom neeg synthyl {{ Txoj kev siv hydrolysis muaj cov txheej txheem ntau lawm thiab tsis haum rau kev loj-teev thiab kev lag luam ntau lawm.
Boc - n}}} metyl {{l {} {3} {3} {} {3} {}} ntawm cov amino acid surfactants. Piv rau cov tshuaj lom ib txwm muaj, cov synthesized surfactants tsis tsuas yog ua tiav cov nyhuv tib yam, thiab muaj cov tawv nqaij tsis huv thiab muaj lub peev xwm zoo heev. Lawv tsim nyog rau cov menyuam mos, menyuam yaus, thiab tawv nqaij rau tib neeg kev noj qab haus huv. BOC-N-methyl-L-alanine can be used to produce a new chelating agent, methyl glycine diacetic acid (MGDA), which can replace the phosphorus containing chelating agent in new high-performance environmentally friendly detergents. Nws muaj peev xwm ua tsis tau dej hauv dej, zam kev tsis zoo ntawm cov khoom noj coj zoo ib puag ncig thiab zam rau tib neeg kev noj qab haus huv thiab ib puag ncig. Boc - n-}}}}}}}}}}}}}}}}}}}}}}}}} Boc {{19} n}}}} methyl - {21} {21} {21} {21} {
Cov Ntawv Tso Tawm
Cov neeg sawv cev thiab cov neeg xa khoom
Ntxiv rau kev yuav khoom ncaj qha los ntawm cov neeg muab khoom ncaj qha los ntawm cov neeg muab khoom lossis e -} Kev lag luam platforms, tuaj yeem tau txais cov khoom lag luam los ntawm cov neeg sawv cev thiab faib cov khoom lag luam. Cov sawv cev no thiab cov neeg faib khoom faib feem ntau tau tsim kev sib raug zoo nrog ntau tus neeg muag khoom, muab cov neeg siv khoom dav dav nrog cov kev daws teeb meem.
Qhov zoo ntawm cov neeg sawv cev:
Cov khoom lag luam nplua nuj
Cov neeg sawv cev feem ntau sawv cev cov khoom los ntawm ntau cov neeg muag khoom, muab cov neeg siv khoom nrog ntau txoj kev xaiv.
Nyiaj cheb
Vim tias muaj cov khoom ntim loj, cov neeg sawv cev feem ntau tau txais cov nuj nqis ntau dua, yog li muab cov neeg siv khoom muaj kev sib tw ntau dua.
Kev kho
Cov neeg sawv cev muaj cov kws tshaj lij kev muag khoom thiab pab neeg txhawb nqa, uas tuaj yeem muab cov kev pabcuam nrog cov kev pabcuam zoo heev thiab txhawb nqa.
Cov lus qhia rau xaiv tus neeg sawv cev:
Kev Ntsuam Xyuas
Thaum xaiv ib tus neeg sawv cev, ua tib zoo tshuaj xyuas lawv cov kev tsim nyog thiab lub koob npe nrov kom ntseeg tau tias lawv muaj kev tsim nyog ua lag luam thiab lub npe lag luam zoo.
Cov khoom sib piv
Sib piv cov nqi, specifications, purity, thiab lwm cov ntaub ntawv muab los ntawm cov neeg sawv cev sib txawv los xaiv cov khoom lag luam nrog tus nqi siab tshaj plaws- ua hauj lwm zoo.
Pab Txhawb Nqa
Nkag siab txog cov kev pab txhawb pab tau muab los ntawm cov neeg sawv cev, suav nrog kev txhawb nqa kev pab, kev faib khoom thiab xa tawm, tom qab muag khoom, thiab lwm yam.
Boc - n} {}}}}}}}}}}}}}}}}}}}}}}}}} Nws lub luag haujlwm hauv kev txhim kho peptide stability, modulating kev ua si, thiab ua rau kev tswj hwm sterechemicales nws qhov tseem ceeb hauv kev tshawb tshuaj thiab cov ntaub ntawv tshawb fawb. Thaum cov nyom ntawm cov nyom thiab tus nqi kawm nyob rau hauv cov kev tshawb fawb tshiab, kev siv tshuab txhim kho, thiab kev tshawb nrhiav kev cog lus, thiab kev siv hluav taws xob ua tau kom nthuav nws cov nqi hluav taws xob hauv lub xyoo dhau los.
Raws li qhov kev thov rau precision -}}}}}}}}}}}}}}}}}}}}}}}}}
Cim npe nrov: boc - n} {}} methyl {{l {}}}}}}}}}}}}}