L-Asparagine Anhydrous CAS 70-47-3 (H-Asn-OH) Assay 99.0~101.0% Factory High Quality
Shanghai Ruifu Chemical Co., Ltd. ke moetsi ea ka sehloohong le mofani oa thepa ea L-Asparagine Anhydrous (Asn Anhydrous) (CAS: 70-47-3) e nang le boleng bo phahameng, bokhoni ba tlhahiso ea lithane tse 100 ka selemo.Ruifu Chemical e fana ka letoto la li-amino acid le li-derivatives.Re ka fana ka lits'ebeletso tsa lefats'e ka bophara, tse nyane le tse ngata tse fumanehang.Haeba o hloka L-Asparagine Anhydrous,Please contact: alvin@ruifuchem.com
L-Asparagine Monohydrate (H-Asn-OH·H2O) CAS 5794-13-8
L-Asparagine Anhydrous (Asn Anhydrous; H-Asn-OH) CAS 70-47-3
| Lebitso la Lik'hemik'hale | L-Asparagine Anhydrous |
| Litlhaloso tse tšoanang | Asn Anhydrous;Asn;H-Asn-OH;L-Asparagine;L-(+)-Asparagine;Laevo-Asparagine;Asparagine;L-Aspartic Acid 4-Amide Anhydrous;(S) -2-Aminosuccinic Acid 4-Amide Anhydrous;Aspartamic acid;Agedoite;Altheine;L-2,4-Diamino-4-Oxobutanoic Acid;L-Aspartamine;L-β-Asparagine |
| Boemo ba Setoko | Ka Setokong, Bokhoni ba Tlhahiso Lithane tse 100 ka Selemo |
| Nomoro ea CAS | 70-47-3 |
| Foromo ea limolek'hule | C4H8N2O3 |
| Boima ba Molek'hule | 132.12 |
| Melting Point | 235℃(Dec.) (lit.) |
| Botenya | 1.543 |
| E hloahloa | Hygroscopic |
| Ho qhibiliha ha Metsi | E qhibiliha ka Metsing, 20g/L (20℃) |
| Solubility | E qhibiliha ka Acids, Bas.Ha e qhibilihe ka har'a Methanol, Ethanol, Ether, Benzene |
| Monko o monate | Hanyane Tatso e Monate |
| Mocheso oa polokelo. | E tiisitsoe ka Dry, Store ka Mocheso oa Kamore |
| COA & MSDS | E fumaneha |
| Karolelano | Li-Amino Acids le Li-Derivatives |
| Brand | Ruifu Chemical |
| Likhoutu tsa Kotsi | Xn | F | 3-10 |
| Lipolelo tsa Kotsi | 20/21/22-36/37/38 | TSCA | Ee |
| Lipolelo tsa Tšireletseho | 24/25-36-26 | Sehlopha sa Likotsi | E tenang |
| RIDADR | UN 2811 6.1 / PGIII | Khoutu ea HS | 2922491990 |
| WGK Jeremane | 3 |
| Lintho | Maemo a Tlhahlobo | Liphetho |
| Ponahalo | Likristale tse tšoeu kapa phofo ea Crystalline | E lumellana |
| Boitsebiso | Infrared Absorption Spectrum | E lumellana |
| Potoloho e Khethehileng [α]20/D | +34.2° ho ea +36.5° (C=10, 3N HCl) | +34,8° |
| Phetiso | ≥98.0% | 98.6% |
| Chloride (Cl) | ≤0.020% | <0.020% |
| Sulfate (SO4) | ≤0.020% | <0.020% |
| Ammonium (NH4) | ≤0.100% | <0.100% |
| Tshipi (Fe) | ≤10ppm | <10ppm |
| Heavy Metals (as Pb) | ≤10ppm | <10ppm |
| Arsenic (As2O3) | ≤1.0ppm | <1.0ppm |
| Li-amino acid tse ling | ≤1.00% | 0.79% |
| Tahlehelo ka ho Omisa | ≤0.50% (105℃, Lihora tse 3) | 0.17% |
| Residue on Ignition (Sulfated) | ≤0.10% | 0.06% |
| Tlhahlobo | 99.0~101.0% (ka Motheo o Omisitsoeng) | 99.3% |
| pH Boleng | 4.4 ho isa ho 6.4 | 4.6 |
| Teko ea Microbiology | ||
| Kakaretso ea Plate Count | ≤1000cfu/g | E lumellana |
| Yeast & Mold | ≤100cfu/g | E lumellana |
| E.Coli | E mpe | E mpe |
| Salmonella | E mpe | E mpe |
| Qetello | E lumellana le AJI97 / USP35 Standard | |
Asparagine ke anhydrous, kapa e na le molek'hule e le 'ngoe ea metsi a hydration.E na le NLT 98.0% le NMT 101.5% ea C4H8N2O3, joalo ka L-asparagine, e baloang ka mokhoa o omisitsoeng.
TS'ELISO TS'OANE
• A. HO AMOHELA INFORARED <197K>
[HLOKOMELA-Sebelisa USP Asparagine Anhydrous RS le USP Asparagine Monohydrate RS bakeng sa tlhahlobo ea mefuta ea anhydrous le monohydrate ea Asparagine, ka ho latellana.]
TLHOKOMELO
• TSAMAISO
Mohlala: 130 mg
Sistimi ea Titrimetric
(Sheba Titrimetry <541>.)
Mokhoa: Titration e tobileng
Titrant: 0.1 N perchloric acid VS
Sekheo: 3 mL ea formic acid ka 50 ml ea glacial acetic acid
Ho lemoha lintlha tsa ho qetela: Potentiometrically
Tlhahlobo: Qhala Mohlala ka 3 mL ea formic acid ka 50 ml ea glacial acetic acid.Etsa qeto e se nang letho.
Bala liperesente tsa asparagine (C4H8N2O3) ho Mohlala o nkiloeng:
[(V − B) × N × F × 100]/W
V= bophahamo ba modumo ea Titrant e jeoang ke Mohlala (mL)
B = bophahamo ba Titrant bo jeoang ke Blank (mL)
N = tloaelo ea 'nete ea Titrant (mEq/mL)
F = ntho e lekanang bakeng sa asparagine, 132.1 mg/mEq
W = boima ba Mohlala (mg)
Mekhoa ea ho amohela: 98.0% -101.5% motheong o omisitsoeng
LITŠILA
• MASALELA HO THUSA <281>
Mohlala: 1.0 g
Maemo a kamohelo: NMT 0.1%
• LETA <251>
Mohlala: 1 g
Taolo: 5 mL ea Diluted Standard Lead Solution (5 µg of Pb)
Maemo a kamohelo: NMT 5 ppm
• HLOEKO EA CHROMTOGRAPHIC
Tharollo e tloaelehileng: 0.05 mg/mL ea USP Asparagine Anhydrous RS kapa USP Asparagine Monohydrate RS
[HLOKOMELA-Sebelisa USP Asparagine Anhydrous RS le USP Asparagine Monohydrate RS bakeng sa tlhahlobo ea mefuta ea anhydrous le monohydrate ea Asparagine, ka ho latellana.]
Tharollo ea mohlala: 10 mg/mL
Sistimi ea chromatographic
(Sheba Chromatography <621>, Thin-Layer Chromatography.)
Adsorbent: 0.25-mm lera la chromatographic silica gel motsoako
Bophahamo ba kopo: 5 µL
Ho hlahisa mokhoa oa ho qhibilihisa: joala ba Butyl, glacial acetic acid, le metsi (3:1:1)
Sehlahisoa sa spray: 2 mg/mL ea ninhydrin ka har'a joala ba butyl le glacial acetic acid (19:1)
Tlhahlobo
Mehlala: Tharollo e tloaelehileng le Tharollo ea Mohlala
Tsoela pele joalo ka ha ho laetsoe khaolong e akaretsang ea tlhahlobo, ebe o omisa poleiti ho 80 ° bakeng sa 30 min.Fafatsa poleiti ka sesebelisoa sa Spray, futhumatsa ho 80 ° bakeng sa 10 min, 'me u hlahlobe ka tlas'a khanya e tšoeu.
Mokhoa oa ho amohela: Ha ho sebaka sa bobeli ho tsoa ho Sample tharollo e kholoanyane kapa e matla ho feta sebaka sa mantlha ho tsoa ho Standard solution (0.5%), 'me NMT 1.0% ea litšila kaofela e fumanoe.
LITEKO TSEKO
• HO PHETOHA HO BONTŠA, HO FETOLA HO TŠOANYEHA <781S>
Tharollo ea mohlala: 10 mg/mL, ka 6 N hydrochloric acid
Mekhoa ea ho amohela: + 33.0 ° ho + 36.5 °, e lekantsoeng ho 20 °
• LITEKO TSA PHAHAMO EA MICROBIAL <61> le LITEKO TSA HO KHETHA
MICROORGANISMS <62>: Palo yohle ya palo ya aerobic microbial ha e fete 1000 cfu/g, mme palo yohle e kopantsweng ya hlobo le tomoso ha e fete 100 cfu/g.
• TAHLEHELO KA HO OMETSA <731>: Omisa sampole ho 130 ° bakeng sa 3 h: foromo ea anhydrous e lahleheloa ke NMT 1.0% ea boima ba eona, 'me monohydrate e lahleheloa ke pakeng tsa 11.5% le 12.5% ea boima ba eona.
KEKELETSO LIHLOKO
• PAKARETSO LE HO BOLOKA: Boloka ka har'a linkho tse koetsoeng hantle, tse sa khoneng ho khanya.Boloka mocheso oa kamore.
• HO LEBOLA: E tšoaee ho bontša hore na e na le anhydrous kapa monohydrate.
• LITEKELO TSA USP REFERENCE <11>
USP Asparagine Anhydrous RS
USP Asparagine Monohydrate RS
Sephutheloana: Botlolo ea Fluorinated, Aluminium foil bag, 25kg/Cardboard Drum, kapa ho latela tlhoko ea moreki.
Botsitso: E tsitsitse, empa e ka 'na ea se ke ea e-ba mongobo.Ha e lumellane le lisebelisoa tse matla tsa oxidizing.
Boemo ba polokelo:Boloka ka lijaneng tse tiisitsoeng sebakeng sa polokelo se pholileng, se omeletseng le se nang le moea o pholileng hole le lintho tse sa lumellaneng.Sireletsa leseli le mongobo.
Mokhoa oa ho Reka?Ka kopo ikopanyeDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
Phihlelo ea Lilemo Tse 15?Re na le boiphihlelo ba lilemo tse fetang 15 ho etsa le ho romella kantle ho naha mefuta e mengata e fapaneng ea li-intermediate tsa boleng bo holimo tsa meriana kapa lik'hemik'hale tse ntle.
Limmaraka tse ka Sehloohong?Rekisetsa 'maraka oa lapeng, Amerika Leboea, Europe, India, Korea, Japane, Australia, joalo-joalo.
Melemo?Boleng bo phahameng, theko e theko e tlaase, lits'ebeletso tsa litsebi le ts'ehetso ea tekheniki, phano e potlakileng.
BolengTiisetso?Tsamaiso e thata ea taolo ea boleng.Lisebelisoa tsa profeshenale bakeng sa tlhahlobo li kenyelletsa NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, joalo-joalo.
Mehlala?Lihlahisoa tse ngata li fana ka mehlala ea mahala bakeng sa tlhahlobo ea boleng, litšenyehelo tsa ho tsamaisa thepa li lokela ho lefshoa ke bareki.
Feme Audit?Ho amoheloa ha fektheri.Ke kopa o etse kopano esale pele.
MOQ?Ha ho MOQ.Taelo e nyenyane e amoheleha.
Nako ea thomello? Haeba ka har'a setoko, ho netefalitsoe hore ho tsamaisoa ka matsatsi a mararo.
Lipalangoang?Ka Express (FedEx, DHL), ka Moea, ka Leoatle.
Litokomane?Ka mor'a tšebeletso ea thekiso: COA, MOA, ROS, MSDS, joalo-joalo e ka fanoa.
Custom Synthesis?E ka fana ka lits'ebeletso tsa tloaelo tsa ho kopanya ho lekana hantle litlhoko tsa hau tsa lipatlisiso.
Litefiso Melao?Invoice ea Proforma e tla romelloa pele kamora netefatso ea odara, e kenyellelitseng tlhahisoleseling ea rona ea banka.Tefo ka T/T (Telex Transfer), PayPal, Western Union, joalo-joalo.
Asparagine [letšoao la Asn kapa N] ke senotlolo sa α-amino acid e sebelisoang ho biosynthesis ea liprotheine.E na le sehlopha sa α-amino le sehlopha sa α-carboxylic acid hammoho le ketane ea mahlakoreng ea carboxamide.E khetholloa e le polar [ho physiological pH], aliphatic amino acid.Ha e bohlokoa ho batho, 'me e ka kena denovo synthesis ka hare ho' mele oa motho.Ho tloha karolong ea liphatsa tsa lefutso nakong ea protheine synthesis, e kenyelelitsoe ke li-codons AAU le AAC.L-Asparagine ke motsoako o sa lefelloeng oa aspartate.
Tšebeliso ea L-Asparagine Anhydrous (Asn Anhydrous) (CAS: 70-47-3)
1. Meriana, L-Asparagine e ka sebelisoa ho phekola lefu la pelo, lefu la sebete, khatello ea kelello, ka phello ea ho thibela le ho tsosolosa mokhathala.Hammoho le mefuta e fapaneng ea li-amino acid, e ka etsoa infusion ea amino acid, e sebelisoang e le antidote ea ammonia, e khothalletsang ts'ebetso ea sebete, moemeli oa ho khutlisa mokhathala.
L-Asparagine ke sethethefatsi se sebelisetsoang ho theola khatello ea mali, ho hlapolla ha bronchus (asthma), seso sa anti-peptic le ho se sebetse hantle ha mpa.Ho theola khatello ea mali, bronchus e atolohang (asthma), anti-peptic ulcer le ho se sebetse hantle ha mala.E sebelisoa bakeng sa setso sa likokoana-hloko, phekolo ea likhoerekhoere tsa acrylonitrile, joalo-joalo.
2. Lefapheng la lijo, L-Asparagine ke tlatsetso e ntle ea phepo e nepahetseng, e ekelitsoeng ho mefuta e fapaneng ea lino tse pholileng;Hape ke thepa e ka sehloohong e tala ea monosodium glutamate e monate (aspartame) -aspartate phenylalanine methyl ester.
Asparagine e na le ts'ebetso e ntle ea ho senola e ncha le ho boloka.L-Asparagine e sebelisoa haholo joalo ka pheko ea meriana kapa e senola e ncha le e thibelang likokoana-hloko mosebetsing oa lijo, 'me e ka nkela monosodium glutamate sebaka.
3. Ka indasteri ea lik'hemik'hale, L-Asparagine e ka sebelisoa e le thepa e tala ea resin ea maiketsetso le e le tlatsetso ea phepo ea litlolo.
