H-Asp(OtBu)-OH CAS 3057-74-7 L-Aspartic Acid 4-tert-Butyl Ester Purity > 98.0% (HPLC)
Shanghai Ruifu Chemical Co., Ltd. yog cov chaw tsim khoom ntawm L-Aspartic Acid 4-tert-Butyl Ester (H-Asp(OtBu)-OH) (CAS: 3057-74-7) nrog cov khoom zoo.Ruifu Chemical muab ntau cov amino acids thiab derivatives.Peb tuaj yeem muab cov khoom xa tuaj thoob ntiaj teb, tus nqi sib tw, me me thiab ntau ntau muaj.Yuav H-Asp(OtBu)-OH ,Please contact: alvin@ruifuchem.com
Tshuaj npe | L-Aspartic Acid 4-tert-Butyl Ester |
Synonyms | H-Asp(OtBu)-OH;L-Aspartic Acid β-tert-Butyl Ester;4-tert-Butyl L-Aspartate;β-tert-Butyl L-Aspartate;L-Aspartic Acid 4-(1,1-Dimethylethyl) Ester;(S)-2-Amino-4-tert-Butoxy-4-Oxobutanoic Acid;Aspartic Acid β-tert-Butyl Ester |
Tshuag xwm txheej | Hauv Tshuag |
CAS Nr | 3057-74-7 ib |
Molecular Formula | C8H15 NPO 4 |
Molecular Luj | 189.21 g / mol |
Melting Point | 170.0 ~ 190.0 ℃ |
Qhov ntom | 1.162 ± 0.06 g / cm3 |
rhiab heev | Hygroscopic |
Cia Temp. | Qhov chaw txias & qhuav (2 ~ 8 ℃) |
COA & MSDS | Muaj |
Qeb | Amino Acids thiab Derivatives |
Hom | Ruifu Tshuaj |
Cov khoom | Kev soj ntsuam Standards | Cov txiaj ntsig |
Qhov tshwm sim | Dawb hmoov | Dawb hmoov |
Kev sib hloov tshwj xeeb [α]20/D | -9.0 ° ± 2.0 ° (C = 1, MeOH: H2O = 4: 1) | -8.5 ° |
Melting Point | 170.0 ~ 190.0 ℃ | 174.0 ~ 178.0 ℃ |
Purity / Analysis Method | > 98.0% (HPLC) | 98.8% |
Clarity of Solution | 0.3 gram hauv 2ml TFA Clear Solution | Ua raws |
TLC Analysis | Ib Qhov Chaw | Ib Qhov Chaw |
Loj Spectrum | Nyob rau hauv raws li tus qauv | Ua raws |
NMR Spectrum | Nyob rau hauv raws li tus qauv | Ua raws |
Xaus | Cov khoom tau raug kuaj & ua raws li cov lus qhia tshwj xeeb |
Pob: Fluorinated Lub raj mis, Aluminium ntawv ci hnab, 25kg / Cardboard Nruas, lossis raws li cov neeg siv khoom xav tau.
Cia txias:Khaws rau hauv cov thawv ntim khoom ntawm qhov txias thiab qhuav (2 ~ 8 ℃) warehouse kom deb ntawm cov khoom tsis sib xws.Tiv thaiv los ntawm lub teeb thiab noo noo.
Yuav Yuav Li Cas?Thov hu rauDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 Xyoo Kev Paub?Peb muaj ntau tshaj li 15 xyoo ntawm kev paub nyob rau hauv kev tsim thiab export ntawm ib tug ntau yam ntawm zoo tshuaj intermediates los yog zoo tshuaj.
Kev lag luam loj?Muag rau kev lag luam hauv tsev, North America, Europe, India, Kauslim, Nyiv, Australia, thiab lwm yam.
Qhov zoo?Superior zoo, tus nqi pheej yig, kev pabcuam tshaj lij thiab kev txhawb nqa kev pabcuam, xa khoom sai.
ZooKev lees paub?Kev tswj xyuas nruj nruj.Cov cuab yeej tshaj lij rau kev txheeb xyuas suav nrog NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, thiab lwm yam.
Cov qauv?Cov khoom lag luam feem ntau muab cov qauv dawb rau kev soj ntsuam zoo, tus nqi thauj khoom yuav tsum tau them los ntawm cov neeg siv khoom.
Factory Audit?Lub Hoobkas tshawb xyuas txais tos.Thov teem caij ua ntej.
MOQ?Tsis muaj MOQ.Kev txiav txim me me tau txais.
Lub sij hawm xa tuaj? Yog hais tias nyob rau hauv Tshuag, peb hnub shipping guaranteed.
Kev thauj mus los?Los ntawm Express (FedEx, DHL), los ntawm Cua, los ntawm hiav txwv.
Cov ntaub ntawv?Kev pab cuam tom qab muag: COA, MOA, ROS, MSDS, thiab lwm yam tuaj yeem muab tau.
Kev cai Synthesis?tuaj yeem muab cov kev pabcuam sib xyaw ua ke kom haum rau koj cov kev xav tau tshawb fawb.
Cov nqe lus them nqi?Proforma invoice yuav raug xa ua ntej tom qab kev pom zoo ntawm kev txiav txim, kaw peb cov ntaub ntawv hauv tuam txhab nyiaj.Kev Them Nyiaj los ntawm T / T (Telex Transfer), PayPal, Western Union, thiab lwm yam.
Risk Codes 36/37/38 - Irritating rau qhov muag, ua pa thiab tawv nqaij.
Safety Description S22 - Tsis txhob ua pa plua plav.
S24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag.
S44 -
S35 - Cov khoom no thiab nws lub thawv yuav tsum muab pov tseg rau hauv txoj kev nyab xeeb.
S28 - Tom qab sib cuag nrog daim tawv nqaij, ntxuav tam sim ntawd nrog xab npum-suds ntau.
S7 - Khaws lub thawv kaw kom nruj.
S4 - Cia kom deb ntawm lub tsev nyob.
WGK Germany 3
HS Code 2922491990
L-Aspartic Acid 4-tert-Butyl Ester (H-Asp (OtBu)-OH) (CAS: 3057-74-7) yog ib qho aspartic acid derivative.Amino acids thiab derivatives, siv nyob rau hauv peptide synthesis, organic synthesis intermediates, tshuaj intermediates, biochemical reagents, tshuaj reagents.
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