D-Tryptophan CAS 153-94-6 (HD-Trp-OH) Su'ega 98.5~101.0% Falegaosimea
Shanghai Ruifu Chemical Co., Ltd. o le taʻutaʻua taʻutaʻua o le D-Tryptophan (HD-Trp-OH) (CAS: 153-94-6) 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-Tryptophan,Please contact: alvin@ruifuchem.com
Igoa Vailaau | D-Tryptophan |
Synonyms | HD-Trp-OH;D-(+)-Tryptophan;Dextro-(+)-Tryptophan;(R)-Tryptophan;(R)-(+)-2-Amino-3-(3-Indolyl)propionic Acid;(R)-α-Amino-3-Indolepropionic Acid;(R)-α-Aminoindole-3-Propanoic Acid |
Tulaga Fa'asoa | I Fa'atauga, Gaosi Gaosi 35 Tone i le Masina |
Numera CAS | 153-94-6 |
Fuafua mole | C11H12N2O2 |
Molecular Weight | 204.23 g/mol |
Lisi Lisi | 282.0~285.0 ℃(tes.)(malamalama) |
Malosi | 1.362 |
Solubility | Fa'ase'e solu i le vai, solu teisi i le Ethanol (96%) |
Temp. | Nofoaga malulu & mago |
COA & MSDS | Avanoa |
Vaega | Amino acids ma mea e maua mai ai |
Fa'ailoga | Ruifu Chemical |
Aitema | Tulaga Fa'atonu | I'uga |
Fa'aaliga | Pa'u tioata Pa'epa'e | E usitaia |
Ta'amilosaga Fa'apitoa [α]20/D | +30.0° i le +33.0° (C=1, H2O) | -33.8° |
Tulaga o Fofo | ≥95.0% | E usitaia |
Lisi Lisi | 282.0~285.0 ℃ | 282.8~284.2 ℃ |
Klorida (Cl) | ≤0.020% | <0.020% |
Ammonium (NH4) | ≤0.020% | <0.020% |
Sulfate (SO4) | ≤0.020% | <0.020% |
Umea (pei o Fe) | ≤20ppm | <20ppm |
Metala mamafa (pei o le Pb) | ≤10ppm | <10ppm |
Arsenic (As2O3) | ≤1ppm | <1ppm |
Isi Amino acids | Fa'atatau | Fa'atatau |
Ma'imau ile Fa'amago | ≤0.20% | 0.15% |
Toega i luga o le mumu | ≤0.10% | 0.06% |
Su'ega | 98.5%~ 101.0% | 99.6% |
L-Tryptophan | ≤1.00% | 0.79% |
pH | 5.4~6.4 | 6.3 |
IR Alaleo | E tusa ai ma le Tulaga | E usitaia |
Fa'ai'uga | Ua uma ona fa'ata'ita'iina le oloa ma fa'amalieina fa'atonuga |
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.
Acidity
Ave le 1g o lenei oloa, faʻaopopo le 50ml vai e faʻafefe, ma fua e tusa ai ma le tulafono (Tulafono Aoao 5.4).Ole tau ole pH e tatau ona 5.4~6.4.
Tuuina atu o fofo
ave 0.5g o lenei oloa, faaopoopo 2mol / L hydrochloric acid solution 20ml e solo, e tusa ai ma le ultraviolet-visible spectrophotometry (Tulafono Aoao 0401), fua le transmittance i le 430nm wavelength, e le itiiti ifo i le 95.0%.
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 0.02% o le sodium chloride solution masani, e le tatau ona sili atu le faʻaogaina ().
Sulfate
Ave le l.0g o lenei oloa ma siaki e tusa ai ma le tulafono (Tulafono Aoao 0802).Pe a faatusatusa i le vaifofo pulea e faia i le 0.02% o le vaifofo masani o le potassium sulfate, e le tatau ona sili atu le malosi ().
Masima Ammonium
Ave le 0.10g o lenei oloa ma siaki e tusa ai ma le tulafono (Tulafono Aoao 0808).Pe a faatusatusa i le vaifofo pulea faia i le 0.02% o le ammonium chloride solution masani, e le tatau ona loloto ().
Isi Amino acids
Ave le 0.30g o lenei oloa, tuʻu i totonu o se fagu fua 20ml, faʻaopopo le 1 mol / L hydrochloric acid solution 1 ml ma le vai e faʻafefe, faʻafefe i le vai i le fua, lulu lelei, e fai ma vaifofo suʻega;ave sa'o le 1 ml, tu'u i totonu o se fagu fua e 200ml, fa'afefete i le vai, lulu lelei, ma fa'aaoga e fai ma vaifofo fa'atonutonu.Ave le 10mg o le tryptophan control ma le tyrosine control, ma tuu i totonu o le fagu fua tutusa 25ml, 1 ml o le 1 mol/L hydrochloric acid solution sa faaopoopo i ai se aofaiga talafeagai o le vai e faʻamavae ai le vaifofo.O le vaifofo na faʻafefe i le fua i le vai ona luluina lea e fai ai se fofo talafeagai mo le faiga.E tusa ai ma le vaega manifinifi chromatography (General 0502) suʻega, mitiia le tolu vaifofo o loʻo i luga taʻitasi 2 μL, taʻitasi, i luga o le silica gel G thin layer ipu, ma le n-butanol-glacial acetic acid-water (3: 1: 1) fa'asalalau, fa'asalalau, fa'agogo, fa'ainu i le ninhydrin i le vaifofo acetone (1-50), fa'avevela ile 80 ℃ se'ia o'o mai le * point, ma va'ai 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 lenei oloa 1.0g pe a uma ona mu ma efuefu, faʻaopopo le hydrochloric acid (2ml) i le mea o totoe, faʻamago i luga o se vai taele, ona faʻaopopo lea o le faʻafefeteina o le hydrochloric acid (4ml), faʻafefe i sina vevela, faʻaopopo vai (30ml) ma le ammonium persulfate (50mg), ma siaki e tusa ai ma le tulafono (Tulafono Lautele 0807), e le tatau ona loloto (0.002%) nai lo le fofo faʻatonutonu e faia i le vaifofo masani.
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
ave 2.0g o lenei oloa, faaopoopo 5ml o le hydrochloric acid ma 23ml vai e solo, siaki e tusa ai ma le tulafono (Tulafono Aoao 0822 tulafono muamua), e tatau ona tausisia aiaiga (0.0001%).
Endotoxin siama
ave lenei oloa, fa'aopopo vai su'esu'e endotoxin tagata, ma vevela i le 80 ℃ e fa'amavae ai, siaki e tusa ai ma le tulafono (General 1143), ta'itasi lg o tryptophan o lo'o iai endotoxin e tatau ona itiiti ifo i le 50EU.(Mo tui)
Filifiliga o mea
Ave lenei oloa e uiga i le 0.15g, sa'o le mamafa, faaopoopo anhydrous formic acid 3ml solo, faaopoopo glacial acetic acid 50ml, e tusa ai ma le auala e mafai ona titration (Tulafono Lautele 0701), ma le hydrochloric acid titration solution (0.1 mol/L) titration, ma le na faasa'oina i'uga o le titration i se su'ega avanoa.O 1 ml ta'i tasi o vaifofo fa'asusuina o le acid perchloric (0.1 mol/L) e tutusa ma le 20.42mg o le C11H12N2O2.
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Tulaga lamatia
R36/37/38 - Fa'aitaita'i i mata, faiga manava ma le pa'u.
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Fa'amatalaga Saogalemu
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WGK Siamani 3
RTECS YN6129000
FLUKA BRAND F CODES 8
TSCA Ioe
HS Code 2922491990
Vasega o Tulaga Lamatia
D-Tryptophan (HD-Trp-OH) (CAS: 153-94-6) o le D-form (le-proteinogenic form) o le amino acid tryptophan.Amino acids ma mea e maua mai, faʻaaogaina i le peptide synthesis, faʻaaogaina e avea o se vailaʻau faʻapitoa, vailaʻau vailaʻau, meaʻai / faʻaopoopoga meaʻai, meaʻai faʻaopoopo, biochemical reagent poʻo vailaʻau faʻamaʻi.
Tryptophan o se tasi o le 20 amino acids masani, faʻapea foʻi ma se amino acid taua i meaʻai a le tagata.O lo'o fa'ailogaina i le fa'ailoga fa'asologa masani e pei o le codon UGG.o le D-stereoisomer e maua i nisi taimi i peptide gaosia fa'alenatura (mo se fa'ata'ita'iga, o le marine venom peptide contryphan).O le tulaga ese o le fausaga o Tryptophan o loʻo i ai se vaega galue indole.Ose amino acid taua e pei ona fa'amatalaina i ona aafiaga tuputupu a'e i isumu.
D-Tryptophan amino acid, e pei o se polotini e le-reactive, ei ai uiga faʻapitoa faʻaletino.E mafai ona faʻaaogaina e avea o se meaʻai suamalie e le o ni meaʻai, faʻapipiʻi meaʻai, mea faʻapipiʻi toto i totonu o meaʻai fafaga fafaga ma faʻatoʻaga.I le falemaʻi falemaʻi, e masani ona faʻaaogaina mo le tuʻufaʻatasia o polypeptides eseese, nai lo le L-Tryptophan peptide vailaʻau mo le afa-ola faʻalauteleina ma faʻaitiitia ai aʻafiaga, ae o le a le faʻasaʻo i le tino pito i luma, ma o le a avea ma inhibitor enzyme taua. .E mafai fo'i ona fa'aleleia le puipuiga o le tino, fa'atuai fa'ama'i.Ole tele ole peptide antibiotic e mafai ona tete'e i siama gram-positive, Gram-negative bacteria ma nisi, e pei ole Pseudomonas aeruginosa, mycobacteria, fungi, bacteria, pathogens ma sela tumo, lea e sili atu ona taofia ma fasioti le gafatia.
D-Tryptophan e mafai ona faʻaaogaina mo le gaosia o vailaʻau faʻamaʻi semi-synthetic, lea e taua tele ai le vaega o vailaʻau mo le filifili itu.O le peptide bond e faigata ona avea ma gaioiga o le enzyme β-lactam, o lea e maualuga ai le mautu, ma e iai le lautele o alaleo antibacterial, oona, hypoallergenic, faʻavave vave, maualuga maualuga o le toto maualuga o le vailaʻau umi umi.