Fmoc-Asp(OtBu)-OH CAS 71989-14-5 Purity>99.0% (HPLC) Factory

Kufotokozera Kwachidule:

Fmoc-L-Aspartic Acid β-tert-Butyl Ester

Mawu ofanana nawo: Fmoc-Asp(OtBu)-OH

CAS: 71989-14-5

Kuyera: > 99.0% (HPLC)

Maonekedwe: Ufa Woyera

Fmoc-Amino Acids, High Quality

Lumikizanani ndi Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

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Kufotokozera:

Shanghai Ruifu Chemical Co., Ltd. ndi omwe amapanga Fmoc-L-Aspartic Acid β-tert-Butyl Ester (Fmoc-Asp(OtBu)-OH) (CAS: 71989-14-5) yokhala ndi khalidwe lapamwamba.Ruifu Chemical imapereka ma amino acid angapo.Titha kupereka padziko lonse lapansi, mtengo wampikisano, zochepa komanso zochulukirapo zomwe zilipo.Gulani Fmoc-Asp(OtBu)-OH,Please contact: alvin@ruifuchem.com

Chemical Properties:

Dzina la Chemical	Fmoc-L-Aspartic Acid β-tert-Butyl Ester
Mawu ofanana ndi mawu	Fmoc-Asp(OtBu)-OH;Fmoc-L-Asp(OtBu)-OH;N-Fmoc-L-Aspartic Acid 4-tert-Butyl Ester;Fmoc-L-Aspartic Acid beta-tert-Butyl Ester;N-α-Fmoc-L-Aspartic Acid β-tert Butyl Ester;4-tert-Butyl N-Fmoc-L-Aspartate;4-tert-Butyl N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-Aspartate;N- [(9H-Fluoren-9-ylmethoxy)carbonyl]-L-Aspartic Acid 4-tert-Butyl Ester;N-(9-Fluorenylmethoxycarbonyl) -L-Aspartic Acid β-tert-Butyl Ester;N-(9-Fluorenylmethoxycarbonyl)aspartic Acid 4-tert-Butyl Ester
Stock Status	Zilipo
Nambala ya CAS	71989-14-5
Molecular Formula	C23H25NO6
Kulemera kwa Maselo	411.45 g / mol
Melting Point	145.0 ~ 160.0 ℃
Kuchulukana	1.251
Kusungunuka kwamadzi	Zosungunuka pang'ono m'madzi
Kusungirako Temp.	Malo Ozizira & Owuma (2~8℃)
COA & MSDS	Likupezeka
Gulu	Fmoc-amino Acids
Mtundu	Ruifu Chemical

Zofotokozera:

Zinthu	Miyezo Yoyendera	Zotsatira
Maonekedwe	Ufa Woyera	Ufa Woyera
Kusinthasintha Kwachindunji [α]20/D	-24.0°±2.5° (C=1 mu DMF)	-25.10 °
Melting Point	145.0 ~ 160.0 ℃	146.8 ~ 147.5 ℃
Kuyera kwa Optical	<0.20% D-Enantiomer	0.0271%
Kumveka kwa Yankho	0.3 magalamu mu 2ml DMF Clear Solution	Zimagwirizana
Kaiser Test	<0.05%	<0.05%
Madzi ndi Karl Fischer	<0.50%	0.37%
Kutaya pa Kuyanika	<0.50% (70 ℃, 2h)	0.23%
Fmoc-β-Ala-OH	<0.10% (HPLC)	Zimagwirizana
Fmoc-β-Ala-Asp (OtBu)-OH	<0.10% (HPLC)	Zimagwirizana
Fmoc-Asp(OtBu)-Asp(OtBu)-OH	<0.10% (HPLC)	Zimagwirizana
Fmoc-Asp-OH	<0.10% (HPLC)	Zimagwirizana
Assay Free Amino Acid	<0.20% (GC)	Zimagwirizana
Ethyl Acetate	<0.50% (GC)	Zimagwirizana
Kuyera / Kusanthula Njira	>99.0% (HPLC)	99.84%
Misa Spectrum	Mogwirizana ndi Mulingo	Zimagwirizana
Chithunzi cha NMR	Mogwirizana ndi Mulingo	Zimagwirizana
Mapeto	Chogulitsacho chayesedwa ndipo chikugwirizana ndi zomwe zaperekedwa

Phukusi & Kusungira:

Phukusi: Botolo la Fluorinated, thumba la Aluminiyamu zojambulazo, 25kg / Cardboard Drum, kapena malinga ndi zomwe kasitomala amafuna.

Mkhalidwe Wosungira:Sungani m'mitsuko yomata pamalo ozizira komanso owuma (2~8 ℃) kutali ndi zinthu zomwe sizingagwirizane.Tetezani ku kuwala ndi chinyezi.

Ubwino:

Mphamvu Zokwanira: Malo okwanira ndi akatswiri

Utumiki Waukatswiri: Ntchito imodzi yosiya kugula

Phukusi la OEM: Phukusi lamwambo ndi zolemba zilipo

Kutumiza Mwachangu: Ngati mkati mwa katundu, kuperekedwa kwamasiku atatu kumatsimikizika

Zinthu Zokhazikika: Khalani ndi katundu wokwanira

Thandizo laukadaulo: Yankho laukadaulo likupezeka

Custom Synthesis Service: Kuchokera pa magalamu mpaka ma kilos

Ubwino Wapamwamba: Anakhazikitsa dongosolo lathunthu lotsimikizira zaubwino

FAQ:

Kodi kugula?Chonde lemberaniDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com

Zaka 15 Zokumana nazo?Tili ndi zaka zopitilira 15 pakupanga ndi kutumiza kunja kwamitundu yambiri yamankhwala apamwamba kwambiri kapena mankhwala abwino.

Misika Yaikulu?Gulitsani kumsika wapakhomo, North America, Europe, India, Korea, Japan, Australia, etc.

Ubwino wake?Ubwino wapamwamba, mtengo wotsika mtengo, ntchito zamaluso ndi chithandizo chaukadaulo, kutumiza mwachangu.

UbwinoChitsimikizo?Njira yoyendetsera bwino kwambiri.Zida zaukadaulo zowunikira zikuphatikizapo NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

Zitsanzo?Zogulitsa zambiri zimapereka zitsanzo zaulere zowunikira zabwino, mtengo wotumizira uyenera kulipidwa ndi makasitomala.

Factory Audit?Takulandilani ku fakitale.Chonde panganitu nthawi yokumana.

MOQ?Palibe MOQ.Dongosolo laling'ono ndilovomerezeka.

Nthawi yoperekera? Ngati mkati mwa katundu, kubweretsa masiku atatu kutsimikizika.

Mayendedwe?Ndi Express (FedEx, DHL), ndi Air, ndi Nyanja.

Zolemba?Pambuyo pa ntchito yogulitsa: COA, MOA, ROS, MSDS, ndi zina zotero.

Custom Synthesis?Itha kukupatsirani ntchito zophatikizira zomwe zikugwirizana bwino ndi zosowa zanu zofufuza.

Malipiro Terms?Invoice ya Proforma idzatumizidwa kaye mukatsimikizira kuyitanitsa, ndikuyika zambiri zathu zakubanki.Malipiro a T/T (Telex Transfer), PayPal, Western Union, etc.

71989-14-5 - Zowopsa ndi Chitetezo:

Zizindikiro Zowopsa Xi - Zokwiyitsa
Zizindikiro Zowopsa 36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S24/25 - Pewani kukhudzana ndi khungu ndi maso.
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso/nkhope.
S27 - Chotsani nthawi yomweyo zovala zonse zowonongeka.
S26 - Mukakhudzana ndi maso, muzimutsuka nthawi yomweyo ndi madzi ambiri ndipo funsani malangizo achipatala.
WGK Germany 3
HS kodi 2922491990
Kalasi Yowopsa IRRITANT

Ntchito:

Fmoc-L-Aspartic Acid β-tert-Butyl Ester (Fmoc-Asp(OtBu)-OH) (CAS: 71989-14-5) ndi mankhwala apakatikati, omwe amagwiritsidwa ntchito popanga polypeptide synthesis process, pofuna kuteteza amino acid.Fmoc-amino acids, omwe amagwiritsidwa ntchito popanga peptide, amagwiritsidwa ntchito ngati organic synthesis wapakatikati, mankhwala apakatikati, biochemical reagent kapena reagent mankhwala.
Kukonzekera: Onjezani 581g wa tert-Butyl Acetate ndi 133g wa Aspartic Acid mu botolo la pakamwa patatu la ML, yambitsani, ndi kuwonjezera perchloric acid dropwise, zochita pa 10 ℃ kwa maola 48, utakhazikika ku 0 ℃, kenaka kuwonjezera 700ml ya madzi, yotengedwa (otsala tert-Butyl Acetate monga zosungunulira m'zigawo), neutralized ndi Na2CO3 kuti pH = 7, madzi kulekana, ndi tert-Butyl Acetate wosanjikiza anali anaikira pansi pa kupanikizika yafupika kupeza chisakanizo cha Asp(OtBu)2, Asp(OtBu) ndi mafuta a Asp-OtBu, omwe adaphatikizidwa ndi wosanjikiza wamadzi kuti agwiritsidwe ntchito.The chifukwa osakaniza anasamutsidwa kwa 125 ml atatu mabotolo, G cuso4 · 5H2O anawonjezera, ndi pH zinasinthidwa 3 ndi anaikira hydrochloric acid.Chosakanizacho chinagwedezeka ndikutenthedwa mpaka 50 ℃.Kwa maola 12 kukonzekera Cu[Asp(OtBu)]x.(x = 1~2);Kenako mpaka kutentha kwa chipinda, onjezerani 116.2G tetramethylethylenediamine ndi 300ml dioxane, ndiyeno sinthani pH kukhala 8 ~ 9 ndi triethylamine kukonzekera Asp(OtBu);kenako onjezerani 82gFmoc-OSu mu Asp(OtBu), sungani pH 8 ~ 9, gwirani kwa maola 8, kenako kuchotsa ndi ethyl acetate, acidify, kusamba ndi madzi, vacuum distillation, crystallization, kuyanika, 85g wa Fmoc-L-aspartic acid beta -tert-butyl ester inapezedwa muzokolola za 20.7%.Ndi HPLC kusanthula kwa Fmoc-L-Aspartic Acid β-tert-Butyl Ester.