H-Glu(OtBu)-OH CAS 2419-56-9 Mama >98.0% (HPLC) Falegaosimea
Shanghai Ruifu Chemical Co., Ltd. o le taʻutaʻua taʻutaʻua o le H-Glu (OtBu) -OH (CAS: 2419-56-9) faʻatasi ai ma le maualuga.Ruifu Chemical o lo'o tu'uina atu se fa'asologa o amino acids ma mea e maua mai ai.E mafai ona matou tuʻuina atu i le lalolagi atoa le tuʻuina atu, laʻititi ma tele aofaʻi avanoa.Fa'atau H-Glu(OtBu)-OH,Please contact: alvin@ruifuchem.com
| Igoa Vailaau | L-Glutamic Acid 5-tert-Butyl Ester |
| Synonyms | H-Glu(OtBu)-OH;L-Glu(OtBu)-OH;L-Glutamic Acid γ-tert-Butyl Ester;5-tert-Butyl L-Glutamate;(2S)-2-Amino-5-tert-Butoxy-5-Oxopentanoic Acid;(S)-2-Amino-5-tert-Butoxy-5-Oxopentanoic Acid |
| Tulaga Fa'asoa | E tele |
| Numera CAS | 2419-56-9 |
| Fuafua mole | C9H17NO4 |
| Molecular Weight | 203.24 g/mol |
| Lisi Lisi | 182 ℃ (malamalama) |
| Malosi | 0.992 g/cm3 |
| Ma'ale'ale | Ma'ale'ale vevela |
| Solubility | Fa'aitiitiga Solu i le Vai;E le mafai ona solu i le Ethanol po'o le Eteru |
| Temp. | Nofoaga malulu ma mago (2~8℃) |
| COA & MSDS | Avanoa |
| Vaega | Amino acids ma mea e maua mai ai |
| Fa'ailoga | Ruifu Chemical |
| Aitema | Tulaga Fa'atonu | I'uga |
| Fa'aaliga | Pa'u Pa'epa'e | Pa'u Pa'epa'e |
| Ta'amilosaga Fa'apitoa [α]20/D | +19.0°±2.0° (C=1 ile AcOH) | +20.4° |
| Lisi Lisi | ~170.0℃ | 171.2~171.8 ℃ |
| TLC | ≥98.0% | >98.0% |
| Su'esu'ega elemene (C,H,N) | ≤5.0% | <5.0% |
| Malamalama ole Fofo | 0.3 kalama ile 2ml AcOH Clear Solution | E usitaia |
| Suavai (KF) | ≤6.00% | 1.25% |
| Ma'imau ile Fa'amago | ≤5.00% (70°C, 2h) | 0.48% |
| Mama / Suʻesuʻega Metotia | >98.0% (HPLC) | 99.12% |
| Alaleo Mass | E tusa ai ma le Tulaga | E usitaia |
| NMR Alaleo | E tusa ai ma le Tulaga | E usitaia |
| Fa'ai'uga | Ua uma ona fa'ata'ita'iina le oloa ma fa'amalieina fa'atonuga | |
afifi: Fa'ato'aga Fa'alili, Ato pepa alumini, 25kg/Cardboard Drum, pe tusa ai ma mana'oga o tagata fa'atau.
Tulaga teuina:Ma'ale'ale vevela.Teu i totonu o pusa faʻamaufaʻailoga i le malulu ma mago (2 ~ 8 ℃) faleteuoloa mai mea e le fetaui.Puipui mai le vevela, malamalama ma le susu.
Fa'afefea ona Fa'atau?Fa'amolemole fa'afeso'ota'iDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
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Tulaga lamatia
R22 - E afaina pe a foloina
R24 - Oona pe a pa'i ma pa'u
Fa'amatalaga Saogalemu
S22 - Aua le manava pefu.
S24/25 - Aloese mai le pa'i i le pa'u ma mata.
S25 - Aloese mai le pipii i mata.
WGK Siamani 3
HS Code 2922491990
Vasega o Tulaga Lamatia
L-Glutamic Acid 5-tert-Butyl Ester (H-Glu(OtBu)-OH) (CAS: 2419-56-9) o se mea e maua mai i le glutamic acid, e mafai ona maua i le tali atu o le glutamic acid ma le tert-butyl acetate.
Amino acids ma mea e maua mai, faʻaaogaina i le peptide synthesis, organic synthesis intermediates, pharmaceutical intermediates, biochemical reagents, chemical reagents.
Sauniuniga faaopoopo le 2324g o le tert-butyl acetate ma le 73.5g o le glutamic acid i totonu o se fagu 3000mL tolu-gutu, faʻavevesi, faʻafefe 160.8mL o le perchloric acid, tali i le 10 ℃ mo le 48 itula, malulu i le 0 ℃, faʻaopopo le 1000mL o le vai, aveese. ave (o le tert-butyl acetate o totoe o loʻo maua mai e pei o se solvent), faʻafefeteina ma Na2CO3 i le pH = 8 ~ 9, vavae ese le vai, ona fufulu lea i le 400 mL1% Na2CO3 vaifofo faʻatolu, ma faʻapipiʻi le tert-butyl acetate layer i lalo o le faʻaitiitia. mamafa e maua ai le 42g o le suauu Glu(OtBu)2 ma le fua o le 32.4%.Faaopopo le 42g o le Glu(OtBu)2 i totonu o se fagu 1000mL tolu gutu, ona faaopoopo lea o le 400mL o le vai ma le 11g o le CuCl2, siitia le vevela i le 50℃, tali mo le 12 itula, ma saunia Cu[Glu(OtBu)]x(x = 1~2);A faʻaitiitia i le vevela o le potu, faʻaopopo le 19g o le tetramethylethylenediamine ma le 100mL o le dioxane, ona fetuunai lea o le pH i le 8 ~ 9 ma le triethylamine, L-Glutamic Acid 5-tert-Butyl Ester na saunia.
