L-Leucine Methyl Ester Hydrochloride CAS 7517-19-3 (H-Leu-OMe·HCl) Assay >99.0% Factory

ʻO ka wehewehe pōkole:

L-Leucine Methyl Ester Hydrochloride

Synonyms: H-Leu-OMe·HCl

CAS: 7517-19-3

ʻIke: >99.0%

Keʻokeʻo a i ʻole keʻokeʻo Microcrystalline pauda

ʻO nā amino acid a me nā mea i loaʻa, ke kūlana kiʻekiʻe

Hoʻokaʻaʻike: Kauka Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


Huahana Huahana

Nā Huahana Pili

Huahana Huahana

wehewehe:

ʻO Shanghai Ruifu Chemical Co., Ltd. ka mea hana nui o L-Leucine Methyl Ester Hydrochloride (H-Leu-OMe·HCl) (CAS: 7517-19-3) me ke kūlana kiʻekiʻe.Hāʻawi ʻo Ruifu Chemical i nā waikawa amino a me nā derivatives, hiki ke hāʻawi i ka hāʻawi ʻana i ka honua holoʻokoʻa, nā mea liʻiliʻi a me ka nui.Inā pono ʻoe,Please contact: alvin@ruifuchem.com

Na Waiwai Kemika:

Inoa Kimia L-Leucine Methyl Ester Hydrochloride
Nā huaʻōlelo like 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
Kūlana Kūʻai I loko o ka waihona, hana hiki ke 30 tona no ka mahina
Helu CAS 7517-19-3
ʻĀpana Molekala C7H15NO2·HCl
Kaumaha Molecular 181.66
Lae hehee 148.0~150.0 ℃
Pilikino Hygroscopic
Hiki i ka wai Hiki i ka wai
Waihona Temp. Ka Mahana lumi
Hoʻouna Maʻamau
COA & MSDS Loaʻa
Hoʻokaʻawale Nā ʻakika Amino a me nā mea i loaʻa
Brand Kemika Ruifu

ʻIke palekana:

Nā Code Hazard Xi WGK Kelemānia 3
Nā ʻŌlelo Hoʻopilikia 36/37/38 Papa Hazard HOOLAHA
Nā ʻōlelo palekana 22-24/25-36/37/39-27-26 HS Code 2922491990
WGK Kelemānia 3      

Nā kikoʻī:

Nā mea Nā Kūlana Nānā Nā hualoaʻa
Ka nana aku Keʻokeʻo a i ʻole keʻokeʻo Microcrystalline pauda Kūlike
Ka Po'ai Pono [α]20/D +12.0° a i +14.0°(C=2 in H2O)
+13.0°
Lae hehee 148.0~150.0 ℃ 148.0~150.0 ℃
300 MHz 1H-NMR kikoo Kūlike me ke Kūlana Kūlike
ʻIkepili TLC Hookahi Wahi Kūlike
Nalo ma ka maloo <0.50% 0.21%
Lehu Sulfate <0.20% 0.11%
D-Enantiomer <0.50% Kūlike
Nā mea ʻaʻole i hoʻokahe ʻia e ʻAmonia <0.50% Kūlike
Hoʻāʻo >99.0% 99.2%
Solubility i ka wai Mākaʻakaʻa a i ʻole ʻeleu iki (50mg/ml) Kūlike
Ka hopena ʻO kēia huahana e ka Inspection Accords me ka Enterprise Standard
Nā mea hoʻohana nui Nā ʻakika Amino a me nā mea i loaʻa;Nā Kūwaena Lapaʻau

ʻAno hoʻāʻo:

1. Ke ano
E lawe i ka nui kūpono o kēia huahana, e kau ma luna o ka pepa keʻokeʻo maʻemaʻe a hohola i 5 cm2 a me 5 mm ka mānoanoa.E nānā iā ia ma kahi mālamalama.
2. Maʻemaʻe (HPLC)
2.1 Mea hana
Kiʻekiʻe hana wai chromatography, PDA detector.
Kaulike analytical electronic
2.2 Reagents
Acetonitrile (papa chromatographic), TFA (papa chromatographic)
2.3 Nā kūlana Chromatographic
2.3.1 Kona: YMC-ODS-AM, 5 μl, 150 x 4.6 mm
2.3.2
Ka lōʻihi nalu ʻike: INC220nm
Kahe kahe: 1.0mL / min
Ka nui o ka injection: 10 μL (no ka ʻike)
Mea hoʻoheheʻe: Acetonitrile
Ka manawa holo: 20 minuke
2.4 Ka hoʻomākaukau ʻana o ka pae kelepona
Mobile phase A (0.1% trifluoroacetic acid wai): e komo pono i ka 2.0ml TFA, E hoʻoheheʻe i ka 2000ml me ka wai, hui a me ka degas;
Mobile phase B (0.1% trifluoroacetic acid acetonitrile ): hoʻopili pono i ka 2.0ml TFA, Dilute i 2000ml me ka acetonitrile, hui a me ka degas;
2.5 Nā ʻāpana mea kani
Manawa (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 Hoʻomākaukau i ka hāpana hāpana
E kaupaona a hoʻoheheʻe i ka laʻana 0.1g me ka acetonitrile, e hoʻoheheʻe i 100ml, e lulu maikaʻi no ka hoʻohana ʻana, a i ʻole ka ʻike like.E hoʻomākaukau i ʻelua laʻana i ka like.
2.7 Hoʻoholo Laʻana
E noʻonoʻo i ka hāpana e like me ke kaʻina hana laʻana:
ʻOi aku ma mua o 1 hoʻoheheʻe ʻia o ka hopena blank
1 hāpana hāpana nila 1#
1 hāpana hāpana nila 2#
2.8 Helu Huahelu
2.8.1 Ua hoʻohana ʻia ke ʻano o ka hoʻomaʻemaʻe ʻana o ka ʻāpana kiʻekiʻe no ka helu ʻana i ka maʻemaʻe HPLC ma ka unuhi ʻana i kahi hakahaka.
2.8.2 ʻAʻole ʻoi aku ka nui ma mua o 1% ka ʻokoʻa o ka maʻemaʻe o nā nila ʻelua.
2.8.3 Inā hoʻokō nā hopena o nā injections ʻelua i nā koina ʻae, lawe ʻia ka maʻemaʻe maʻemaʻe ma ke ʻano he hopena hope loa.
3, Lae hehee -- RY-1 mea hoohehee
4. Pohō ma ka ho'āʻo maloʻo
4.1 Mea Hana:
Umu hoʻomaloʻo thermostatic uila, 1/10,000 koena.
4.2 Kaʻina hana:
I loko o ka omole kaumaha palahalaha me ka paona mau a me ka maloo nui o ka uhi waha o ka lepo, e kaupaona i 1 gram (pololei i ka 0.0001 gram) o ka laana.Pono e hohola ʻia ka hāpana ma lalo o ka ʻōmole kaupaona me ka mānoanoa ʻaʻole i ʻoi aku ma mua o 10mm, e hoʻokomo i loko o ka umu hoʻomaloʻo uila thermostatic, maloʻo ma 105 ~ 110 ℃ no 3 mau hola, a laila neʻe i loko o ka lumi maloʻo e hoʻomaloʻo ai. lumi wela no ke kaupaona ana.
Heluhelu: Pohō ma ka maloʻo %= (M1-M2) ÷M×100
Kahi: M1: ke kaumaha o ka laʻana a me ke ana ʻōmole ma mua o ka maloʻo ʻana, grams
M2: ke kaumaha o ka laʻana a me ke ana ʻana o ka hue ma hope o ka maloʻo ʻana, i ka grams
M: Kaumaha laʻana, grams
5. Hoʻololi kikoʻī
-- Ua ana ʻia ka hoʻololi kikoʻī e like me GB/T613-1988
Laʻana hoʻomākaukau: 1.0000g hāpana ua pono kaupaona a neʻe i ka maʻemaʻe a me ka maloʻo 50ml volumetric omole, 20ml wai i hoʻohuiʻia, ka omole ua hoʻopio a hoʻoluliluliʻia e hoʻoheheʻe, a laila hoʻoheheʻeʻia i ka paona me ka wai.
Ho'āʻo: E hoʻololi i ka zero o ka gyroscope ma mua o ka hoʻāʻo ʻana, a laila e hoʻouka i ka paipu hoʻāʻo me ka hāpana hāpana, e hoʻopaʻa i ka Angle rotation, a helu i ka ʻōwili kikoʻī o ka hāpana me ke ʻano ma lalo.
[a]D20 = (r×50) ÷ (L×W)
[a]D20: Ka huli ʻana o ka ʻike maka ma 20 ℃ o ka hāpana hāpana
r: ʻIke ʻia ka huli ʻana ma 20 ℃ no ka hāpana hāpana
50: Ka nui o ka hāpana hāpana i hoʻomākaukau ʻia (ml)
w: Kaumaha laʻana (g)
L: ʻO ka lōʻihi o ka paipu hoʻololi ʻana (dm)

Pūʻolo a me ka waiho ʻana:

Pūʻolo: ʻO ka ʻōmole Fluorinated, ʻeke ʻeke alumini, 25kg / pahu pahu pahu, a i ʻole e like me ka makemake o ka mea kūʻai aku.

Kūlana mālama:E kūʻai i loko o nā pahu i hoʻopaʻa ʻia ma kahi hale kūʻai maloʻo, maloʻo a me ka ea mai nā mea like ʻole.E pale i ka malamalama a me ka wai.

Pono:

ʻO ka mana kūpono: lawa nā lako a me nā ʻenehana

ʻOihana Hoʻonaʻauao: Hoʻokahi lawelawe kūʻai kūʻai

Puke OEM: Loaʻa ka pūʻolo maʻamau a me ka lepili

Hoʻouna wikiwiki: Inā i loko o ke kumukūʻai, ʻekolu lā hoʻouna i hōʻoia ʻia

Hoʻolako Paʻa: E mālama i ka waiwai kūpono

Kākoʻo ʻenehana: Loaʻa ka hopena ʻenehana

Hana Hana Hana Kuʻuna: Mai ka grama a hiki i ke kilo

Kūlana Kiʻekiʻe: Hoʻokumu i kahi ʻōnaehana hōʻoia maikaʻi piha

FAQ:

Pehea e kūʻai ai?E ʻoluʻolu e kelepona maiDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com 

15 mau makahiki ʻike?Loaʻa iā mākou ma mua o 15 mau makahiki o ka ʻike i ka hana ʻana a me ka hoʻokuʻu ʻana aku i kahi ākea ākea o nā intermediates pharmaceutical kiʻekiʻe a i ʻole nā ​​​​kemika maikaʻi.

Mākeke Nui?E kūʻai aku i ka mākeke kūloko, ʻAmelika ʻĀkau, ʻEulopa, India, Korea, Iapana, Australia, etc.

Nā pono?ʻO ke kūlana kiʻekiʻe, ke kumukūʻai kūpono, nā lawelawe ʻoihana a me ke kākoʻo ʻenehana, ka lawe wikiwiki ʻana.

ʻAno maikaʻiHōʻoiaʻiʻo?Pūnaehana hoʻomalu maikaʻi koʻikoʻi.ʻO nā lako ʻoihana no ka nānā ʻana ʻo NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

Nā laʻana?Hāʻawi ka hapa nui o nā huahana i nā laʻana manuahi no ka loiloi maikaʻi, pono e uku ʻia ke kumukūʻai e nā mea kūʻai aku.

Hooia Hale Hana?Welina mai ka loiloi hale hana.E ʻoluʻolu e hoʻopaʻa manawa ma mua.

MOQ?ʻAʻohe MOQ.ʻAe ʻia ke kauoha liʻiliʻi.

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Nā palapala?Ma hope o ka lawelawe kūʻai: COA, MOA, ROS, MSDS, etc.

Hoʻohui Kuʻuna?Hiki ke hāʻawi i nā lawelawe synthesis maʻamau e kūpono i kāu mau pono noiʻi.

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Noi:

ʻO L-Leucine Methyl Ester Hydrochloride (H-Leu-OMe·HCl) (CAS: 7517-19-3) he leucine derivative, hoʻohana ʻia no nā reagents biochemical, pharmaceutical intermediates.ʻO nā amino acids a me nā derivatives amino acid i hoʻohana ʻia ma ke ʻano he pharmaceutical intermediates i loko o ka ʻoihana lāʻau lapaʻau, ʻoi aku ka nui o ka poʻe i ka nānā ʻana i nā waikawa amino.

E kākau i kāu leka ma aneʻi a hoʻouna mai iā mākou