L-Leucine Methyl Ester Hydrochloridis CAS 7517-19-3 (H-Leu-OMe·HCl) Assay >99.0% Factory
Shanghai Ruifu Chemical Co., Ltd. est fabrica primarius Hydrochloridis L-Leucine Methyl Ester (H-Leu-OMe·HCl) (CAS: 7517-19-3) cum qualitate alta.Ruifu copiae chemicae amino acida et derivativa praebere possunt per partum terrarum, parvarum et molem copiarum quae in promptu sunt.Si opus est,Please contact: alvin@ruifuchem.com
Nomen chemicum | L-Leucine Methyl Ester Hydrochloride |
Synonyma | H-Leu-OMe·HCl;L-Leu-OMe·HCl;L-Leucine Methyl Ester HCl;Methyl L-Leucinate Hydrochloride;(S)-2-Amino-4-Methyl-Pentanoicum Acidum Methyl Ester Hydrochloridum;(S) -Leucine Methyl Ester Hydrochloride;Leucine Methyl Ester Hydrochloride;Methyl (S) -2-Amino-4-Methylpentanoate Hydrochloride;Methyl (S) Hydrochloridum -Leucinate |
Stock Status | In Stock, Productio Capacity 30 Tons per Month |
CAS Number | 7517-19-3 |
Formulae hypotheticae | C7H15NO2·HCl |
M. Pondus | 181.66 |
Liquescens punctum | 148.0~150.0℃ |
Sensitiva | Hygroscopic |
Aqua Solubility | Solutum in aqua |
Repono Nativ. | Locus temperatus |
naviportans | Normal |
COA & MSDS | Praesto |
Classification | Amino Acids et Derivatives |
Brand | Ruifu Chemical |
Periculum Codes | Xi | WGK Germania | 3 |
Periculum Denunciationes | 36/37/38 | Periculum Classis | INRITATIO |
Salus Denunciationes | 22-24/25-36/37/39-27-26 | HS Code* | 2922491990 |
WGK Germania | 3 |
Items | Signa inspectionis | Proventus |
Aspectus | Alba vel Off-White Microcrystalline pulveris | Conforms |
Imprimis rotationis [α]20/D | +12.0° ad +14.0°(C=2 in H2O) | +13.0° |
Liquescens punctum | 148.0~150.0℃ | 148.0~150.0℃ |
300 MHz 1H-NMR spectrum | Congruunt cum Latin | Congruunt |
TLC Analysis | One Macula | Conforms |
Damnum in Siccatio | <0.50% | 0.21% |
Sulfate Cinerum | <0.20% | 0.11% |
D-Enantiomer | <0.50% | Conforms |
Substantiae non praecipitatae ab Ammonia | <0.50% | Conforms |
Assay | >99.0% | 99.2% |
Solubilitas in aqua | Patet vel leviter Hazy (50mg/ml) | Conforms |
conclusio | This Product by Inspection Accords with the Enterprise Standard | |
Usus principalis | Amino Acids and Derivatives;Pharmaceutical intermedia |
1. Aspectus
Congruam huius facti quantitatem sume, chartam albam glabram impone et 5 cm2 et 5 mm crassam sparge.In claro loco observa.
2. Munditia (HPLC)
2.1 Instrument
Altus effectus liquidi chromatographiae, PDA detector.
Statera analytica electronica
2.2 Reagentia
Acetonitrile (gradus chromatographicus), TFA (gradus chromatographicus)
2.3 chromatographicae conditiones
2.3.1 Columna: YMC-ODS-AM, 5 μl, 150 x 4.6 mm
2.3.2
Deprehensio necem: INC220nm
Fluunt rate: 1.0mL/min
Iniectio voluminis: 10 μL (pro reference)
Diluent: Acetonitrile
Currere tempus: XX minuta
2.4 Mobilis tempus praeparationis
Mobilis phase A (aquam acidum trifluoroaceticum 0,1%): accurate absorbens 2.0ml TFA, 2000ml cum aqua dilue, misce et degas;
Mobile phase B (acidi acetonitrile trifluoroaceticum 0.1%): accurate absorbens 2.0ml TFA, 2000ml cum acetonitrili dilue, misce et degas;
2.5 parametri instrumentalis
Tempus (min) A% B%
0.00 90 10
12.00 10 90
15.00 10 90
15.01 90 10
20.00 90 10
2.6 Praeparatio specimen solution
Expende et dissolve specimen 0.1g cum acetonitrile, dilute ad 100ml, bene excuti ad usum vel eandem intentionem.Para duo exemplaria in parallela.
2.7 Sample Determinatio
Sampling Analyze secundum haec ratio sampling:
Plus quam I iniectio solutionis blank
I acus transire sample solution I #
I acus sample solution II #
2.8 Ex Calculation
2.8.1 Vertex area ordinationem methodi usus est ad puritatem HPC deducendo spatium vacuum computare.
2.8.2 Medium relativum deviatio puritatis duarum acuum non erit maior quam 1%
2.8.3 Si exitus utriusque injectiones in acceptatione criteria occurrant, mediocris puritas tamquam effectus finalis accipitur.
3, punctum liquescens -- RY-1 punctum instrumenti liquescens
4. Damnum exarescat test modum
4.1 Instrumenta:
Electrica thermostatica clibano siccat, 1/10,000 trutina.
4.2 De modo procedendi:
In utre plano appensis constanti pondere et operculo oris humus nimis siccitatis, appende 1 gram (accurate ad 0.0001 gram) exempli.Specimen aequaliter spargi debet in fundo uter pondo crassitudine non plus quam 10mm, in clibano thermostatico electrica siccando, ad 105~ 110℃ per 3 horas siccendo, ac deinde in siccitate ad refrigerandum movendum est. locus temperatus ad appensionem.
Calculus: Loss de siccitate %= (M1-M2) ÷M×100
Ubi: M1: pondus specimen et utrem metiendi ante in siccationem, P
M2: pondus sample et utrem metiendi exsiccato, in P.*
M: Pondus Sample, P
5. Imprimis gyrationis
-- Imprimis gyratio mensuratur secundum GB/T613-1988 .
Sample praeparatio: 1.0000g specimen accurate appensum et ad utrem volutricam puram et aridam 50ml volumetricam, 20ml aqua addita est, lagena capped et ad dissolvendum agitata est, et postea aqua ad libram diluta est.
Test: gyroscopi nullam ante probationem accommodes, deinde tubo testante solutione specimen oneratis, angulum rotationis note, et certam rotationem exempli cum hac formula computa.
[а]D20 = (r×50) (L×W)
[а]D20: Imprimis rotationis opticae solutionis specimen 20℃
r: Optical rotationis observandae XX, pro sample solutione
50: Volumen solutionis exempli paratae (ml)
w: Sample pondus (g)
L: Tubus gyrationis longitudo optica (dm)
sarcina: Fluorinated Utrem, aluminium ffoyle, 25kg/cardboard Drum, vel secundum exigentiam emptoris.
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.
L-Leucine Methyl Ester hydrochloride (H-Leu-OMe·HCl) (CAS: 7517-19-3) derivativum leucine est, pro regentibus biochemicis, intermediis pharmaceuticis.Amino acida et derivata amino acidi commercium adhibita ut intermedia pharmaceutica in industria pharmaceutica, homines magis magisque operam dant ad amino acida.