D-Leucine CAS 328-38-1 HD-Leu-OH Su'ega 98.5~101.5% Falegaosimea Maualuga Maualuga

Fa'amatalaga Puupuu:

Igoa Vailaau: D-Leucine

Synonyms: HD-Leu-OH

CAS: 328-38-1

Su'ega: 98.5~100.5%

Fa'aaliga: Pa'epa'e Pa'epa'e po'o le Pa'u tioata

Amino acids ma mea e maua ai, maualuga maualuga

Fa'afeso'ota'i: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


Fa'amatalaga Oloa

Oloa Fa'atatau

Faailoga o oloa

Fa'amatalaga:

Shanghai Ruifu Chemical Co., Ltd. o le taʻutaʻua taʻutaʻua o le D-Leucine (HD-Leu-OH) (CAS: 328-38-1) faʻatasi ai ma le maualuga.Ruifu Chemical o lo'o tu'uina atu se fa'asologa o amino acids ma mea e maua mai ai.E mafai ona matou tuʻuina atu i le lalolagi atoa le tuʻuina atu, tau faʻatauvaʻa, laʻititi ma tele aofaʻi avanoa.Fa'atau D-Leucine,Please contact: alvin@ruifuchem.com

Meatotino tau vailaau:

Igoa Vailaau D-Leucine
Synonyms HD-Leu-OH;Dextro-Leucine;(R)-Leucine;D-2-Amino-4-Methylpentanoic Acid;(R)-2-Amino-4-Methylpentanoic Acid
Tulaga Fa'asoa I Fa'atauga, Gaosi Gaosi 30 Tone i le Masina
Numera CAS 328-38-1
Fuafua mole C6H13NO2
Molecular Weight 131.18 g/mol
Lisi Lisi >300℃(malamalama)
Malosi 1.035
Suavai Solubility 24 g/L (25 ℃)
Solubility i le fa'afefeteina o le HCl Toeititi lava Malamalama
Temp. Nofoaga malulu & mago
COA & MSDS Avanoa
Vaega Amino acids ma mea e maua mai ai
Fa'ailoga Ruifu Chemical

Fa'amatalaga:

Aitema Tulaga Fa'atonu I'uga
Fa'aaliga Pa'u Pa'epa'e po'o le Pa'u tioata E usitaia
Ta'amilosaga Fa'apitoa [α]20/D -14.5° i le -16.0° (C=4 i le 6N HCl)
-15.47°
Tuuina atu ≥98.0% 99.1%
Klorida (Cl) ≤0.020% <0.020%
Sulfate (SO4) ≤0.020% <0.020%
Ammonium (NH4) ≤0.020% <0.020%
Uamea (Fe) ≤10ppm <10ppm
Metala Mamafa (Pb) ≤10ppm <10ppm
Arsenic (As2O3) ≤1ppm <1ppm
Ma'imau ile Fa'amago ≤0.20% 0.10%
Toega i luga o le mumu ≤0.10% 0.07%
Isi Amino acids ≤0.50% <0.50%
Su'ega 98.5~100.5% 99.5%
pH 5.5~6.5 5.7
Alaleo Infrared E tusa ma le Fauga E usitaia
Fa'ai'uga Ua fa'ata'ita'iina le oloa ma fa'amalieina fa'amatalaga

Auala o Iloiloga:

pH
Ave 0.50g o lenei oloa, faaopoopo 50ml vai, vevela e solo, malulu, ma fuafua e tusa ai ma le tulafono (General 0631), pH tau e tatau ona 5.5 ~ 6.5.
Tuuina atu o Fofo
Ave le 0.50g o lenei oloa, faʻaopopo le 50ml vai, vevela e faʻamavae, malulu, ultraviolet-visible spectrophotometry (Tulafono Lautele 0401), fua le transmittance i le 430nm wavelength, e le itiiti ifo i le 98.0%.
Klorida
Ave le 0.25g o lenei oloa ma siaki e tusa ai ma le tulafono (Tulafono Aoao 0801).Pe a faatusatusa i le vaifofo pulea e faia i le 5.0 ml o le sodium chloride solution masani, e le tatau ona sili atu le faʻaogaina (0.02%).
Sulfate
Ave le 1.0g o lenei oloa ma siaki e tusa ai ma le tulafono (Tulafono Aoao 0802).Pe a faʻatusatusa i le vaifofo faʻatonutonu e faia i le 2.0 ml o faʻamaʻi faʻamaʻi faʻamaʻi sulfate, e le tatau ona sili atu le faʻaogaina (0.02%).
Masima Ammonium
Ave lenei oloa 0.10g, siaki e tusa ai ma le tulafono (Tulafono Lautele 0808), ma faʻatusatusa i le vaifofo faʻatonutonu faia o le ammonium chloride solution masani 2.0 ML, e le loloto (0.02%).
Isi Amino Acid
Ave se aofaiga talafeagai o lenei oloa, faʻaopopo vai e faʻamavae ma faʻafefe e fai ai se vaifofo e aofia ai le 20mg i le lml e fai ma vaifofo suʻega;Ave le 1ml mo le fua saʻo ma tuʻu i totonu o se fagu fua 200ml, faʻafefe i le fua i le vai, lulu, e fai ma vaifofo e pulea;Ave le aofaʻi talafeagai o le leucine reference ma le valine reference, ma tuʻu i totonu o le fagu fua tutusa, faʻaopopo le vai e faʻamavae ma faʻafefeteina e saunia ai se vaifofo e aofia ai le 0.4mg taʻitasi i le 1ml e fai ma vaifofo talafeagai.E tusa ai ma le chromatography layer manifinifi (General 0502) suʻega, mitiia le tolu vaifofo i luga taʻitasi 5 u1, faasologa, i luga o le silica gel G thin layer ipu, ma n-butanol-vai-glacial acetic acid (3:1:1) mo le atinaʻe, pe a maeʻa le faʻapipiʻiina, faʻagogo ea, faʻafefe i le ninhydrin i le acetone solution (1-50), faʻamafanafana i le 80 ° C seia oʻo ina aliali mai ni mea, ma suʻesuʻe vave.O le vaifofo fa'atonutonu e tatau ona fa'aalia se nofoaga manino, ma o le fa'aoga fa'aoga fofo e tatau ona fa'aalia ni vaega se lua e va'ava'ai atoa.Afai o le su'ega fofo o lo'o fa'aalia ai le le mama, o le lanu e le tatau ona loloto (0.5%) nai lo le nofoaga autu o le fofo pulea.
Ma'imau ile Fa'amago
Ave lenei oloa, fa'agogo i le 105 ℃ mo le 3 itula, o le pa'u o le mamafa e le sili atu i le 0.2% (Tulafono Lautele 0831).
Toega i luga o le mumu
Ave le 1.0g o lenei oloa ma siaki e tusa ai ma le tulafono (Tulafono Aoao 0841).O totoe e le tatau ona sili atu i le 0.1%.
Masima Umea
Ave le 1.5g o lenei oloa ma siaki e tusa ai ma le tulafono (Tulafono Aoao 0807).Pe a faatusatusa i le vaifofo pulea e faia i le 0.001% o le vaifofo masani, e le tatau ona loloto ().
Metala mamafa
O le toega o lo'o totoe i lalo o le mea e ave ai le fa'amumu fa'amumu e le tatau ona sili atu i le 10 vaega i le miliona o u'amea mamafa pe a su'esu'eina e le tulafono (General Principles 0821, Law II).
Masima Arsenic
Faaopopo le 5ml vai, 1ml sulfuric acid ma le 10ml sulfurous acid, vevela i se voluma e tusa ma le 2ml i totonu o le vai taele, faʻaopopo le 5ml vai, faʻaopopo le Dropwise ammonia solution seia oʻo i le faʻailoga o le phenolphthalein e le tutusa, faʻaopopo le hydrochloric acid 5ml, faʻaopopo vai e fai ai le 28ml. , e tusa ai ma le su'esu'ega o le tulafono (A'oa'oga Lautele 0822 Le tulafono muamua), e tatau ona tausisia aiaiga (0.0001%).
Endotoxin siama
Ave lenei oloa, siaki e tusa ai ma le tulafono (General 1143), taitasi lg leucine e iai le endotoxin e tatau ona itiiti ifo i le 25EU.(Mo tui)
328-38-1 - Filifiliga o Mataupu
Ave lenei oloa e uiga i 0.1g, saʻo le mamafa, faaopoopo anhydrous formic acid 1 ml solo, faaopoopo glacial acetic acid 25ml, e tusa ai ma le potentiometric titration metotia (Tulafono Aoao 0701), ma perchloric acid titration solution (O. 1 mol/L) titration , ma o taunuuga o le titration na faasaʻoina i se suʻega avanoa.Ole 1 ml ta'itasi ole vaifofo titration acid perchloric (0.1 mol/L) e fetaui ile 13.12 mg ole C6H13N02.

Paket & Teuina:

afifi: Fa'ato'aga Fa'alili, Ato pepa alumini, 25kg/Cardboard Drum, pe tusa ai ma mana'oga o tagata fa'atau.

Tulaga teuina:Teu i totonu o koneteina fa'amaufa'ailoga i fale teuoloa malulu, mago ma fa'a'avevela mai mea e le fetaui.Puipui mai le malamalama ma le susu.

Tulaga lelei:

Lava Malosiaga: Lava fale ma tekinisia

Au'aunaga Fa'apolofesa: Au'aunaga fa'atau e tasi

OEM Package: Fa'ailoga fa'apitoa ma fa'ailoga e maua

Fa'atauga Anapogi: Afai i totonu o fa'atauga, e tolu aso fa'aolaina fa'amaonia

Sapalai mautu: Tausia fa'atauga talafeagai

Lagolago Fa'atekinisi: Fa'atekonolosi fofo avanoa

Au'aunaga Fa'aaufa'atasi: E amata mai i le kalama i le kilokalama

Tulaga Maualuga: Faʻavae se faiga faʻamautinoaga lelei atoatoa

FAQ:

Fa'afefea ona Fa'atau?Fa'amolemole fa'afeso'ota'iDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com 

15 Tausaga Aafiaga?E sili atu nai lo le 15 tausaga o le poto masani i le gaosiga ma le auina atu i fafo o le tele o tulaga maualuga o vailaʻau faʻapitoa poʻo vailaʻau lelei.

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Tulaga Totogi?Proforma invoice o le a lafo muamua pe a maeʻa le faʻamaoniga o le poloaiga, faʻapipiʻi a matou faʻamatalaga faletupe.Totogi e le T / T (Telex Transfer), PayPal, Western Union, ma isi.

328-38-1 - Tulaga lamatia ma le Saogalemu:

Fa'ailoga Mata'utia Xi - Itaita
Fa'ailoga Tulaga lamatia 36/37/38 - Fa'aitaita'i i mata, faiga manava ma le pa'u.
Fa'amatalaga Saogalemu S22 - Aua le manava pefu.
S24/25 - Aloese mai le pa'i i le pa'u ma mata.
S36 - Fa'aofu ofu puipui talafeagai.
S26 - Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga faafoma'i.
WGK Siamani 3
RTECS OH2840000
TSCA Ioe
HS Code 2922491990

Talosaga:

D-Leucine (HD-Leu-OH) (CAS: 328-38-1) o le D-Enantiomer o Leucine.
Amino acids ma mea e maua mai ai, faʻaaogaina i le peptide synthesis, faʻaaogaina e avea o se mea faʻapipiʻi faʻapitoa, vailaʻau vailaʻau, e mafai ona faʻaaogaina e avea o se chiral intermediate, biochemical reagent poʻo vailaʻau faʻamaʻi.
O le D-Leucine o se puna taua o le chiral organik, e masani ona faʻaaogaina i vailaʻau chiral, chiral additives, chiral additives ma isi cross-over.I le avea ai o se vaila'au fa'aola fa'atosina malosi, o lo'o faia se sao e le mafai ona suitulaga i le tu'ufa'atasiga asymmetric o nisi fa'alapotopotoga kiral.I le taimi nei, e masani lava ona faʻaaogaina mo le gaosiga o vailaʻau fou o alaleo, D-Leucine, Leucine Protective agent.
Folasaga: Leucine o se amino acid e mafai ona maua i le tele o polotini ma e manatu e mana'omia mo le mitiia o meaʻai eseese;e mafai ona fa'aoga i su'esu'ega fa'aolaola;Leucine e mafai ona faʻaaogaina e fai ma faʻaopoopoga meaʻai ma e sili ona lauiloa i tagata taʻalo;e le gata i lea, e mafai foi ona faʻaaogaina le leucine e fai ma meaʻai e faʻaleleia ai le tofo o meaʻai.
Galuega fa'aletino: Leucine, Isoleucine ma Valine o le amino acids filifili lala uma, e fesoasoani e toe fa'afo'i maso pe a uma a'oa'oga, pulea le suka toto ma maua ai le malosi i le tino.Faatasi ai ma i latou, o le D-Leucine o le amino acid sili ona aoga lala lala, ae e le mafai e le tino o le tagata ona gaosia na o ia ma e mafai ona maua e ala i meaʻai.Ae ui i lea, e toetoe lava a leai se D-Leucine i meaʻai masani.D-Leucine e tele lava ina aliali mai ile peptidoglycan siama.gaioioiga olaola D-Leucine ei ai antiepileptic gaoioiga, lea e maualuga atu nai lo gaoioiga L-Leucine.E mafai e le D-Leucine ona fa'amutaina lelei le faoa o le epileptic.In vitro, D-Leucine e mafai ona faʻaititia le nofoaga umi, ae o le basal synaptic transmission e leai se aoga.fa'aoga mo su'esu'ega fa'aolaola.
Gaosiga auala: Acetyl-DL-Leucine o loʻo faʻaaogaina e pei o mea mata, L-Leucine ua aveesea e ala i togafitiga acylase, ona faʻafefeteina lea o oloa mama i le hydrochloric acid, ma maua ai le oloa mama pe a maeʻa le tioata ma le faʻamamaina.

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