L-Leucine Methyl Ester Hydrochloride CAS 7517-19-3 (H-Leu-OMe·HCl) Ayẹwo> 99.0% Factory
Shanghai Ruifu Chemical Co., Ltd jẹ olupilẹṣẹ asiwaju ti L-Leucine Methyl Ester Hydrochloride (H-Leu-OMe·HCl) (CAS: 7517-19-3) pẹlu didara to gaju.Ruifu Kemikali n pese awọn amino acids ati awọn itọsẹ, le pese ifijiṣẹ agbaye, kekere ati titobi pupọ ti o wa.Ti o ba nilo rẹ,Please contact: alvin@ruifuchem.com
Orukọ Kemikali | L-Leucine Methyl Ester Hydrochloride |
Awọn itumọ ọrọ sisọ | H-Leu-OMe · HCl;L-Leu-OMe · HCl;L-Leucine Methyl Ester HCl;Methyl L-Leucinate Hydrochloride;(S) -2-Amino-4-Methyl-Pentanoic Acid Methyl Ester Hydrochloride;(S) - Leucine Methyl Ester Hydrochloride;Leucine Methyl Ester Hydrochloride;Methyl (S) -2-Amino-4-Methylpentanoate Hydrochloride;Methyl (S) - Leucinate Hydrochloride |
Iṣura Ipo | Ninu Iṣura, Agbara iṣelọpọ 30 Toonu fun oṣu kan |
Nọmba CAS | 7517-19-3 |
Fọọmu Molecular | C7H15NO2·HCl |
Òṣuwọn Molikula | 181.66 |
Ojuami Iyo | 148.0 ~ 150.0 ℃ |
Ni imọlara | Hygroscopic |
Omi Solubility | Tiotuka ninu Omi |
Ibi ipamọ otutu. | Iwọn otutu yara |
Gbigbe | Deede |
COA & MSDS | Wa |
Iyasọtọ | Amino acids ati awọn itọsẹ |
Brand | Ruifu Kemikali |
Awọn koodu ewu | Xi | WGK Germany | 3 |
Awọn Gbólóhùn Ewu | 36/37/38 | Kíláàsì ewu | IKANU |
Awọn Gbólóhùn Aabo | 22-24/25-36/37/39-27-26 | HS koodu | 2922491990 |
WGK Germany | 3 |
Awọn nkan | Ayewo Standards | Esi |
Ifarahan | Funfun tabi Pa-White Microcrystalline Powder | Ni ibamu |
Yiyi pato [α] 20/D | +12.0° si +14.0°(C=2 ninu H2O) | +13.0° |
Ojuami Iyo | 148.0 ~ 150.0 ℃ | 148.0 ~ 150.0 ℃ |
300 MHz 1H-NMR julọ.Oniranran | Ni ibamu Pẹlu Standard | Dédédé |
TLC onínọmbà | Aami kan | Ni ibamu |
Pipadanu lori Gbigbe | <0.50% | 0.21% |
Eru Sulfate | <0.20% | 0.11% |
D-Enantiomer | <0.50% | Ni ibamu |
Awọn nkan ti Amonia ko ni gbin | <0.50% | Ni ibamu |
Ayẹwo | > 99.0% | 99.2% |
Solubility ninu Omi | Ko o tabi Irẹwẹsi diẹ (50mg / milimita) | Ni ibamu |
Ipari | Ọja yii nipasẹ Awọn adehun Ayewo pẹlu Iwọn Idawọlẹ | |
Awọn Lilo akọkọ | Amino acids ati awọn itọsẹ;elegbogi Intermediates |
1. Irisi
Mu iye ti o yẹ fun ọja yii, fi si ori iwe funfun didan ati tan kaakiri 5 cm2 ati 5 mm nipọn.Ṣe akiyesi rẹ ni aye didan.
2. Mimo (HPLC)
2.1 Irinse
Kiromatogirafi olomi iṣẹ ṣiṣe giga, aṣawari PDA.
Itanna analitikali iwontunwonsi
2.2 Reagents
Acetonitrile (ipe kiromatografi), TFA(ipe kiromatografi)
2.3 Chromatographic ipo
2.3.1 Ọwọn: YMC-ODS-AM, 5 μl, 150 x 4.6 mm
2.3.2
Wifulenti igbi: INC220nm
Oṣuwọn sisan: 1.0ml/min
Iwọn abẹrẹ: 10 μL (fun itọkasi)
Diluent: Acetonitrile
Akoko ṣiṣe: iṣẹju 20
2.4 Mobile alakoso igbaradi
Mobile alakoso A (0.1% trifluoroacetic acid omi): ni deede gbigba 2.0ml TFA, Dilute to 2000ml pẹlu omi, dapọ ati degas;
Mobile alakoso B (0.1% trifluoroacetic acid acetonitrile): gbigba deede 2.0ml TFA, Dilute to 2000ml pẹlu acetonitrile, illa ati degas;
2.5 Irinse sile
Akoko (iṣẹju) A% B%
0.00 90 10
12.00 10 90
15.00 10 90
15.01 90 10
20.00 90 10
2.6 Igbaradi ti ojutu ayẹwo
Ṣe iwọn ati tu 0.1g ayẹwo pẹlu acetonitrile, dilute si 100ml, gbọn daradara fun lilo, tabi ifọkansi kanna.Mura awọn ayẹwo meji ni afiwe.
2.7 Apeere Ipinnu
Ṣe ayẹwo ayẹwo ni ibamu si ilana iṣapẹẹrẹ wọnyi:
Diẹ ẹ sii ju abẹrẹ 1 ti ojutu òfo
Ojutu ayẹwo abẹrẹ 1 1 #
Ojutu ayẹwo abẹrẹ 1 2#
2.8 Abajade Isiro
2.8.1 Ọna isọdọtun agbegbe ti o ga julọ ni a lo lati ṣe iṣiro mimọ HPLC nipa yiyọkuro aaye òfo.
2.8.2 Itumọ ibatan ibatan ti mimọ ti awọn abẹrẹ meji ko ni tobi ju 1%
2.8.3 Ti awọn abajade ti awọn abẹrẹ mejeeji ni ibamu pẹlu awọn ibeere gbigba, a mu iwọn mimọ jẹ bi abajade ikẹhin.
3, aaye yo -- RY-1 ohun elo aaye yo
4. Pipadanu lori ọna idanwo gbigbe
4.1 Awọn irinṣẹ:
Ina thermostatic gbigbe adiro, 1/10.000 iwontunwonsi.
4.2 Ilana:
Ninu igo wiwọn alapin pẹlu iwuwo igbagbogbo ati ideri ẹnu ilẹ-gbigbẹ, ṣe iwọn giramu 1 (deede si 0.0001 giramu) ti apẹẹrẹ.Awọn ayẹwo yẹ ki o wa ni boṣeyẹ tan ni isalẹ ti igo wiwọn pẹlu sisanra ti ko si siwaju sii ju 10mm, fi sinu kan thermostatic ina gbigbẹ adiro, gbẹ ni 105 ~ 110 ℃ fun 3 wakati, ati ki o si gbe sinu awọn gbigbe yara lati dara si. yara otutu fun iwon.
Iṣiro: Isonu lori gbigbe %= (M1-M2) ÷M×100
Nibo: M1: iwuwo ayẹwo ati igo wiwọn ṣaaju gbigbe, giramu
M2: iwuwo ayẹwo ati igo wiwọn lẹhin gbigbe, ni awọn giramu
M: Iwọn ayẹwo, giramu
5. Yiyi pato
-- Yiyi pato jẹ iwọn ni ibamu pẹlu GB/T613-1988
Apeere igbaradi: 1.0000g ayẹwo ni a ṣe deede ati ki o gbe lọ si igo iwọn didun 50ml ti o mọ ati ti o gbẹ, 20ml omi ti a fi kun, a ti fi igo naa kun ati gbigbọn lati tu, ati lẹhinna ti fomi si iwọn pẹlu omi.
Idanwo: Ṣatunṣe odo ti gyroscope ṣaaju idanwo naa, lẹhinna gbe tube idanwo pẹlu ojutu ayẹwo, gbasilẹ igun iyipo, ki o ṣe iṣiro iyipo pato ti apẹẹrẹ pẹlu agbekalẹ atẹle.
[а] D20 = (r×50) ÷ (L×W)
[а] D20: Yiyi opiti pato ni 20 ℃ ti ojutu ayẹwo
r: Yiyi opiti ti a ṣe akiyesi ni 20 ℃ fun ojutu ayẹwo
50: Iwọn ti ojutu ayẹwo ti a pese silẹ (milimita)
w: Iwọn ayẹwo (g)
L: Gigun tube iyipo opitika (dm)
Package: Igo Fluorinated, apo apamọwọ Aluminiomu, 25kg / Paali Drum, tabi gẹgẹbi ibeere alabara.
Ipò Ìpamọ́:Fipamọ sinu awọn apoti edidi ni itura, gbigbẹ ati ile-itaja ti afẹfẹ kuro ni awọn nkan ti ko ni ibamu.Dabobo lati ina ati ọrinrin.
Bawo ni lati Ra?Jọwọ kan siDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 Ọdun Iriri?A ni diẹ sii ju ọdun 15 ti iriri ni iṣelọpọ ati okeere ti ọpọlọpọ awọn agbedemeji elegbogi didara tabi awọn kemikali to dara.
Awọn ọja akọkọ?Ta si ọja ile, North America, Europe, India, Korea, Japanese, Australia, ati be be lo.
Awọn anfani?Didara to gaju, idiyele ifarada, awọn iṣẹ alamọdaju ati atilẹyin imọ-ẹrọ, ifijiṣẹ yarayara.
DidaraIdaniloju?Eto iṣakoso didara to muna.Awọn ohun elo ọjọgbọn fun itupalẹ pẹlu NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, bbl
Awọn apẹẹrẹ?Pupọ awọn ọja pese awọn apẹẹrẹ ọfẹ fun igbelewọn didara, idiyele gbigbe yẹ ki o san nipasẹ awọn alabara.
Ayẹwo ile-iṣẹ?Ayẹwo ile-iṣẹ kaabo.Jọwọ ṣe ipinnu lati pade ni ilosiwaju.
MOQ?Ko si MOQ.Ibere kekere jẹ itẹwọgba.
Akoko Ifijiṣẹ? Ti o ba wa laarin ọja iṣura, iṣeduro ifijiṣẹ ọjọ mẹta.
Gbigbe?Nipa Express (FedEx, DHL), nipasẹ Air, nipasẹ Okun.
Awọn iwe aṣẹ?Lẹhin iṣẹ tita: COA, MOA, ROS, MSDS, ati bẹbẹ lọ ni a le pese.
Aṣa Synthesis?Le pese awọn iṣẹ iṣelọpọ aṣa lati baamu awọn iwulo iwadii rẹ dara julọ.
Awọn ofin sisan?Iwe risiti Proforma yoo firanṣẹ ni akọkọ lẹhin ijẹrisi aṣẹ, ti ifi alaye banki wa sinu.Isanwo nipasẹ T/T (Telex Gbigbe), PayPal, Western Union, ati bẹbẹ lọ.
L-Leucine Methyl Ester Hydrochloride (H-Leu-OMe·HCl) (CAS: 7517-19-3) jẹ itọsẹ leucine, ti a lo fun awọn reagents biokemika, awọn agbedemeji elegbogi.Amino acids ati awọn itọsẹ amino acid ni a ti lo ni iṣowo bi awọn agbedemeji elegbogi ni ile-iṣẹ elegbogi, awọn eniyan ti san diẹ sii ati akiyesi si awọn amino acids.