L-Asparagine Anhydrous CAS 70-47-3 (H-Asn-OH)
Shanghai Ruifu Chemical Co., Ltd. est primarius fabrica et supplementum L-Asparagine Anhydrous (CAS: 70-47-3) cum magna qualitate, productio capacitatis 100 talentorum per annum.Ruifu chemical seriem amino acidarum et derivatorum supplet.Praebere possumus terrarum traditionem, parvas et parvas quantitates in promptu.Anhydrous L-Asparagine si opus est,Please contact: alvin@ruifuchem.com
L-Asparaginea Monohydratorum (H-Asn-OH·H2O) CAS 5794-13-8
L-Asparagine Anhydrous (Asn Anhydrous; H-Asn-OH) CAS 70-47-3
| Nomen chemicum | Dominus Asparagine Anhydrous |
| Synonyma | Asn Anhydrous;Asn;H-Asn-OH;L-Asparagine;L-(+)-Asparagine;Laevo-Asparagine;Asparagine;L-Aspartic Acid 4-Amide Anhydrous;(S)-2-Aminosuccinic Acidum 4-Amide Anhydrous;Acidum aspartamicum;Agedoite;Altheine;L-2,4-Diamino-4-Oxobutanoicum Acidum;L-Aspartamine;L-β-Asparagine |
| Stock Status | In Stock, Productio Capacity 100 Tons per Year |
| CAS Number | 70-47-3 |
| Formulae hypotheticae | C4H8N2O3 |
| M. Pondus | 132.12 |
| Liquescens punctum | 235* (decl.) |
| Density | 1.543 |
| Sensitiva | Hygroscopic |
| Aqua Solubility | Solutum in aqua, 20g/L (20℃) |
| Solubilitas | Solutum in Acids, Bases.Insolubilia in Methanol, Ethanol, Ether, Benzene |
| Odor | Leviter Dulce Gustus |
| Repono Nativ. | Signatus in siccis, Store in Room Temperature |
| COA & MSDS | Praesto |
| Classification | Amino Acids & Derivatives |
| Brand | Ruifu Chemical |
| Periculum Codes | Xn | F | 3-10 |
| Periculum Denunciationes | 20/21/22-36/37/38 | TSCA | Ita |
| Salus Denunciationes | 24/25-36-26 | Periculum Classis | Irritant |
| RIDADR | UN 2811 6.1 / PGIII | HS Code* | 2922491990 |
| WGK Germania | 3 |
| Items | Signa inspectionis | Proventus |
| Aspectus | Crystal aut Crystallina pulveris alba | Conforms |
| Lepidium sativum | Infrared effusio Imaginis | Conforms |
| Imprimis rotationis [α]20/D | +34.2° ad +36.5° (C=10, 3N HCl) | +34.8° |
| Transmittance | ≥98.0% | 98.6% |
| Chloride (Cl) | ≤0.020% | <0.020% |
| Sulfate (SO4) | ≤0.020% | <0.020% |
| Aconitum (NH4) | ≤0.100% | <0.100% |
| Ferrum (Fe) | ≤10ppm | <10ppm |
| Metalla gravia (ut Pb) | ≤10ppm | <10ppm |
| Arsenicum (As2O3) | ≤1.0ppm | <1.0ppm |
| Alia Amino Acids | ≤1.00% | 0.79% |
| Damnum in Siccatio | ≤0.50% (105℃, 3 Horae) | 0.17% |
| Residere in Ignition (Sulfated) | ≤0.10% | 0.06% |
| Assay | 99.0~ 101.0% (ex Sicca Basis) | 99.3% |
| PH Precium | 4.4 ad 6.4 | 4.6 |
| Microbiologia Test | ||
| Totalis comitis Plate | ≤1000cfu/g* | Conforms |
| Fermentum & Mold | ≤100cfu/g* | Conforms |
| E.Coli | Negative | Negative |
| Salmonella | Negative | Negative |
| conclusio | Conveniant cum AJI97 / USP35 Standard | |
Asparagine anhydrous est, vel unum moleculae aquae hydropisi continet.Continet NLT 98.0% et NMT 101.5% C4H8N2O3, ut L-asparaginem in fundamento siccato computatam.
IDENTIFICATIO
• A. ABSORPTION INFRARED <197K>
Asparagine anhydrous RS et USP Asparagine Monohydratorum RS, ad aestimationem formarum anhydroae et monohydratorum Asparaginis respective.]
TEMPTATIO
• MODO PROCEDENDI
Sample: 130 mg
Systema titrimetricum
(Vide Titrimetrium <541>.)
Modus: Direct titration
Titrant: 0.1 N acidum perchloricum VS
Blank: 3 mL acidi formici in 50 mL acidi glacialis
Endpoint deprehensio: Potentiometrically
Analysis: Exemplum solve cum 3 mL acidi formici in 50 mL acidi glacialis.Praestare blank determinatio.
Calculare recipis asparaginis (C4H8N2O3) in Sample sumpta;
[(V B) N F C]/W
V = volumen Titrant consumptum Sample (mL)
B = volumen de Titrant tino Blank (mL)
N = normalitas de Titrant (mEq/mL)
F = aequivalentia factor pro asparagine, 132.1 mg/mEq
W = pondus Sample (medicamentum)
Acceptatio criteria: 98.0% -101.5% in fundamento exsiccato
IMPURITIES
• DE RELICTIS IGNIS <281>
Sample: 1.0 g
Acceptatio criteria: NMT 0.1%
• PLUMBUM <251>
Sample: 1 g*
Imperium: 5 mL Solutio plumbi diluti (5 µg of Pb)
Acceptatio criteria: NMT 5 ppm
• CHROMATOGRAPHICA PUDICITIA
Solutio mensurae: 0.05 mg/mL of USP Asparaginis Anhydrous RS vel USP Monohydratorum RS Asparaginis
Asparagine anhydrous RS et USP Asparagine Monohydratorum RS, ad aestimationem formarum anhydroae et monohydratorum Asparaginis respective.]
Sample solutio: 10 mg/mL
Systema chromatographicum
(Vide Chromatographia <621>, Thin-Layer Chromatographia.
Adsorbent: 0.25-mm iacuit chromatographico silicae gel mixtionis
Volumen: 5 µL
Solvendo ratio explicandi: Butyl alcohol, acidum glaciale aceticum, et aqua (3:1:1)
Imbre reagens: 2 mg/mL ninhydrin in butyl alcohole et acido glaciali (19:1).
Analysis
Exempla: Standard solution et Sample solutionem
Perge ut in capitulo generali probato, et laminam siccabis ad 80° pro 30 min.Expande laminam cum Spray gerente, calorem 80° pro 10 min, et sub luce alba examina.
Re- gulae acceptationis: Nulla secundaria macula e solutione sample solutionis maior vel intensior est quam macula principalis e solutione Standard (0.5%), et NMT 1.0% plenarum immunditiarum invenitur.
IN SPECIE TESTS
• ROTATIO OPTICALIS, Rotationis Imprimis <781S>
Sample solutio: 10 mg/mL, in 6 N acidum hydrochloricum
Criteria acceptationis: +33.0° ad +36.5°, mensurata 20°
• MICROBIALIS ENUMERATIO TESTIS <61> ac probat SPECIFIED
MICROORGANISMOS <62>: Tota aerobica microbialis computatio 1000 cfu/g non excedit, et formas compositas et fermentorum summam computationem 100 cfu/g non excedit.
• AMISSIONE DE ARIFICENTIA <731>: Exemplum sicca in 130° pro 3 h: forma anhydroa NMT 1.0% sui ponderis amittit, et monohydratum inter 11.5% et 12.5% sui ponderis amittit.
ADDITICIUS REQUISITIS
• PACKAGING and Repono: Conserva in vasis bene clausis, levibus repugnantibus.Repono in locus temperatus.
• LABELING: Label indicare utrum anhydrous vel monohydratus sit.
• USP Reference STANDARDS <11>
USP Asparagine Anhydrous RS
USP Asparagine Monohydratorum RS
sarcina: Fluorinated Utrem, aluminium ffoyle, 25kg/cardboard Drum, vel secundum exigentiam emptoris.
Stabilitas: Stabilis est, sed potest esse sensitiva humore.Agentibus oxidizing fortis repugnat.
Repono Condition:Copia in vasis obsignatis ad frigus, siccum et ventilatas horreis ab substantiis non repugnantibus.A luce et humore protege.
Quam mercari?Quaeso contactumDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 Annorum Usus?Plus quam XV annos experientiae habemus in fabricando et exportando amplis intermediis pharmaceuticis vel alchimicis pharmaceuticis amplis.
Mercatus principalis?Vendere mercatum domesticum, Americam septentrionalem, Europam, Indiam, Coream, Iaponicam, Australiam etc.
Commodi?Superior qualitas, parabilis pretium, officia professionalia et subsidia technica, ieiunium partus.
Qualitasfides?Qualitas strictioris temperantiae ratio.Pro instrumento analysi professionali includuntur NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Claritas, Solubilitas, Microbialis limes test, etc.
Exempla?Pleraque producta praebent exempla gratuita pro qualitate aestimationis, sumptus naviculas a clientibus solvendos.
Factory Audit?Factory audit gratissimum.Quaeso ante constitutum.
MOQ?Nec MOQ.Parvus ordo placet.
Tempus adferendi? Si intus prosapia, tres dies partus praestatur.
Transportatio?Per Express (FedEx, DHL), ab Air, per Mare.
Documenta?Post servitium venditionis: COA, MOA, ROS, MSDS, etc. praeberi possunt.
Consuetudo Synthesis?Consuetudo synthesis officia praebere potest ad optimas investigationes tuas necessitates aptandas.
Pensio conditio?Proforma cautionis primum post confirmationem ordinis mittetur, informationes nostrae ripae inclusas.Payment by T/T (Telex Transfer), PayPal, Western Union, etc.
Asparagine [symbolum Asn vel N] est clavis α-amino acido quod in biosynthesi servorum adhibetur.Circulus α-amino continet et α globo acido carboxylico sicut catenam carboxamidam lateralem.Dificatur ut polaris [in physiological pH], acidum amino aliphaticum.Res non-essentiale in hominibus est, ac de novo synthesin intra corpus humanum subire potest.A ratione codicis genetici inter interdum synthesin formatur ab codons AAU et AAC.L-Asparagine derivatio danno aspartate est.
Applicatio L-Asparaginis Anhydrous (Asn Anhydrous) (CAS: 70-47-3)
1. In medicina, L-Asparagine morbo cordis, hepatis morbo, hypertensio tractari potest, cum effectu impediendi et restaurandi lassitudinem.Una cum varietate amino acida fieri potest in infusionem acidorum amino, uti ammoniaci antidoto, functionis hepatis fautoris, defatigatio agentis recuperationis.
L-Asparagine est medicamentum, quod ad sanguinem pressuram deprimendum adhibetur, bronchus dilatans (asthma), ulceris anti-peptici et distemperantia gastrica.Pressura sanguinis demissio, bronchus dilatans (asthma), ulceris anti-peptici et distemperantia gastrica.Usus ad culturam microbialem, purgamentorum curatio acrylonitrilis, etc.
2. In cibo industriae L-Asparagine est supplementum bonum nutritionis, variis potionibus frigidis additum;Est etiam praecipua materia rudis dulcis monosodium glutamate (aspartame) -aspartatis phenylalanine methyl ester.
Asparagine bonum munus habet ad revelationem recentem et conservationem.L-Asparagine late utitur pro praeparatione medicinali vel in professione cibi recens et antiseptica revelans et monosodium glutamatum substituere potest.
3. In industria chemica L-Asparagine adhiberi potest ut materia synthetica resinae rudis et ut nutritionis additivus cosmeticorum.
