Fmoc-Asp(OtBu) -OH CAS 71989-14-5 Ịdị ọcha> Ụlọ ọrụ 99.0% (HPLC)
Shanghai Ruifu Chemical Co., Ltd bụ onye na-emepụta Fmoc-L-Aspartic Acid β-tert-Butyl Ester (Fmoc-Asp (OtBu) -OH) (CAS: 71989-14-5) nwere oke mma.Ruifu Chemical na-enye usoro amino asịd.Anyị nwere ike ịnye nnyefe zuru ụwa ọnụ, ọnụahịa asọmpi, obere na nnukwu ọnụọgụ dị.Ịzụta Fmoc-Asp(OtBu) -OH,Please contact: alvin@ruifuchem.com
| Aha Chemical | Fmoc-L-Aspartic Acid β-tert-Butyl Ester |
| Ụdị okwu | 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-a-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 |
| Ọnọdụ Ahịa | Dị na ngwaahịa |
| Nọmba CAS | 71989-14-5 |
| Usoro ihe omimi | C23H25NO6 |
| Ibu molekụla | 411.45 g/mol |
| Ebe Na-agbaze | 145.0 ~ 160.0 ℃ |
| Njupụta | 1.251 |
| Mmiri Solubility | Dị ntakịrị Soluble na Mmiri |
| Okpomọkụ nchekwa. | Ebe dị jụụ na nkụ (2 ~ 8 ℃) |
| COA & MSDS | Dị |
| Otu | Fmoc-amino acid |
| Ụdị | Ruifu Chemical |
| Ihe | Ụkpụrụ nyocha | Nsonaazụ |
| Ọdịdị | Ọcha ntụ ntụ | Ọcha ntụ ntụ |
| Ntụgharị a kapịrị ọnụ [α]20/D | -24.0°±2.5° (C=1 na DMF) | -25.10° |
| Ebe Na-agbaze | 145.0 ~ 160.0 ℃ | 146.8-147.5 ℃ |
| Ịdị ọcha anya | <0.20% D-Enantiomer | 0.0271% |
| Ngwọta doo anya | 0.3 gram na 2ml DMF Clear Solution | Na-akwado |
| Nnwale Kaiser | <0.05% | <0.05% |
| Mmiri nke Karl Fischer | <0.50% | 0.37% |
| Ọnwụ na ihicha | <0.50% (70℃, 2h) | 0.23% |
| Fmoc-β-Ala-OH | <0.10% (HPLC) | Na-akwado |
| Fmoc-β-Ala-Asp (OtBu)-OH | <0.10% (HPLC) | Na-akwado |
| Fmoc-Asp(OtBu) -Asp(OtBu)-OH | <0.10% (HPLC) | Na-akwado |
| Fmoc-Asp-OH | <0.10% (HPLC) | Na-akwado |
| Amino acid n'efu | <0.20% (GC) | Na-akwado |
| Ethyl acetate | <0.50% (GC) | Na-akwado |
| Ụzọ ịdị ọcha / nyocha | > 99.0% (HPLC) | 99.84% |
| Mass Spectrum | N'ikwekọ na Standard | Na-akwado |
| Ọnụ ego nke NMR Spectrum | N'ikwekọ na Standard | Na-akwado |
| Mmechi | A nwalela ngwaahịa a wee kwado nkọwa ndị enyere | |
ngwugwu: Fluorinated Bottle, Aluminom foil bag, 25kg / Cardboard Drum, ma ọ bụ dị ka ndị ahịa chọrọ.
Ọnọdụ Nchekwa:Chekwaa n'ime akpa mkpuchi mkpuchi n'ụlọ nkwakọba ihe dị jụụ na nkụ (2 ~ 8 ℃) pụọ na ihe ndị na-ekwekọghị ekwekọ.Chebe site na ìhè na mmiri mmiri.
Kedu ka esi azụta?Biko kpọtụrụDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
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Synthesis omenala?Nwere ike ịnye ọrụ nhazi ahaziri iche ka ọ dabara mkpa nyocha gị nke ọma.
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Ihe akara egwu Xi - iwe
Koodu ihe ize ndụ 36/37/38 - na-akpasu anya, sistem iku ume na akpụkpọ ahụ.
Nkọwa nchekwa S24/25 - Zere kọntaktị na akpụkpọ ahụ na anya.
S36/37/39 - Yiri uwe nchebe kwesịrị ekwesị, uwe aka na nchebe anya / ihu.
S27 - Wepụ ngwa ngwa niile uwe mmetọ.
S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
WGK Germany 3
Koodu mpaghara:: 2922491990
Klas ihe egwu IGBO
Fmoc-L-Aspartic Acid β-tert-Butyl Ester (Fmoc-Asp(OtBu) -OH) (CAS: 71989-14-5) bụ etiti kemịkalụ, nke a na-ejikarị na usoro njikọ polypeptide, maka nchebe amino acid.Fmoc-amino acid, eji na peptide njikọ, eji dị ka ihe organic synthesis intermediate, pharmaceutical intermediate, biochemical reagent ma ọ bụ kemịkalụ reagent.
Nkwadebe: Tinye 581g nke tert-Butyl Acetate na 133g Aspartic Acid na karama ọnụ atọ ML, kpalie, ma gbakwunye perchloric acid dropwise, mmeghachi omume na 10 ℃ maka awa 48, dị jụụ na 0 ℃, wee tinye 700ml mmiri. amịpụtara (nke fọdụrụ tert-Butyl Acetate dị ka ihe mgbaze), neutralized na Na2CO3 ka pH = 7, mmiri mmiri nkewa, na tert-Butyl Acetate oyi akwa e lekwasịrị n'okpuru mbelata nrụgide iji nweta ngwakọta nke Asp (OtBu) 2, Asp (OtBu) na mmanụ Asp-OtBu, nke ejikọtara ya na akwa akwa mmiri a ga-eji mee ihe.A na-ebufe ngwakọta a na-esi na ya pụta na 125 ml karama atọ, G cuso4 · 5H2O gbakwụnye, na pH na-edozi na 3 na hydrochloric acid.A kpaliri ngwakọta ahụ wee kpoo ọkụ ruo 50 ℃.Maka awa 12 iji kwadebe Cu[Asp(OtBu)] x.(x = 1 ~ 2);Mgbe ahụ gbadaa na ọnụ ụlọ okpomọkụ, tinye 116.2G tetramethylethylenediamine na 300ml dioxane, wee mezie pH na 8 ~ 9 na triethylamine iji kwadebe Asp (OtBu);wee tinye 82gFmoc-OSu n'ime Asp (OtBu), nọgide na-enwe pH 8 ~ 9, meghachi omume maka 8 awa, wee wepụ na ethyl acetate, acidify, saa na mmiri, agụụ distillation, crystallization, ihicha, 85g nke Fmoc-L-aspartic acid beta. -tert-butyl ester nwetara na mkpụrụ nke 20.7%.Site na nyocha HPLC nke Fmoc-L-Aspartic Acid β-tert-Butyl Ester.
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