asia_oju-iwe

ọja

FMOC-D-Valine (CAS# 84624-17-9)

Ohun-ini Kemikali:

Fọọmu Molecular C20H21NO4
Molar Mass 339.39
iwuwo 1.229±0.06 g/cm3(Asọtẹlẹ)
Ojuami Iyo 143-144°C(tan.)
Ojuami Boling 551.8± 33.0 °C (Asọtẹlẹ)
Yiyi pato (α) 17º (c=1, DMF)
Omi Solubility Solubility ni methanol (fere akoyawo). Die-die tiotuka ninu omi.
Solubility Chloroform (Diẹ), DMF (Diẹ), DMSO (Diẹ), kẹmika (Diẹ)
Ifarahan funfun lulú
Àwọ̀ Funfun
BRN 6489548
pKa 3.90± 0.10 (Asọtẹlẹ)
Ibi ipamọ Ipo 2-8°C
MDL MFCD00062953

Alaye ọja

ọja Tags

Apejuwe Abo S22 - Maṣe simi eruku.
S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju.
WGK Germany 3
HS koodu 2924 29 70

 

Ọrọ Iṣaaju

fmoc-D-valine (fmoc-D-valine) jẹ reagent kemikali ti a lo ni akọkọ ninu iṣelọpọ peptide ati imọ-ẹrọ amuaradagba ni iṣelọpọ alakoso to lagbara. O ni awọn ohun-ini wọnyi:

 

1. awọn ohun-ini kemikali: fmoc-D-valine jẹ funfun ti o lagbara, pẹlu hydrophobic. O jẹ tiotuka ninu awọn nkan ti ara ẹni gẹgẹbi dimethyl sulfoxide (DMSO) ati methylene kiloraidi, ṣugbọn ko ni itusilẹ ninu omi. Ilana molikula rẹ jẹ C21H23NO5 ati iwuwo molikula rẹ jẹ 369.41.

 

2. lilo: fmoc-D-valine jẹ ọkan ninu awọn ohun elo aise pataki fun iṣelọpọ ti awọn peptides ati awọn ọlọjẹ, le ṣee lo fun iṣelọpọ ti awọn peptides ti nṣiṣe lọwọ biologically. O jẹ lilo ni igbagbogbo ni iṣelọpọ-alakoso ti o lagbara lati ṣe awọn ẹwọn peptide nipasẹ awọn aati ifunmi pẹlu awọn iṣẹku amino acid miiran. Ni afikun, o tun le ṣee lo lati ṣe iwadi iṣelọpọ ti awọn peptides ti nṣiṣe lọwọ ati apẹrẹ oogun.

 

3. Ọna igbaradi: Isọpọ ti fmoc-D-valine ni a maa n ṣe nipasẹ ọna ṣiṣe kemikali. L-valine ni a kọkọ ṣe pẹlu ẹgbẹ aabo Fmoc lati daabobo ẹgbẹ amino ninu iṣesi kemikali. Ẹgbẹ idabobo Fmoc lẹhinna yọkuro nipasẹ iṣesi idabobo lati fun fmoc-D-valine.

 

4. alaye ailewu: fmoc-D-valine ni aabo to dara labẹ awọn ipo gbogbogbo ti lilo, ṣugbọn tun nilo lati fiyesi si awọn atẹle wọnyi: yago fun olubasọrọ pẹlu awọ ara ati oju, gẹgẹbi olubasọrọ lairotẹlẹ, yẹ ki o fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi, ati ki o wa iwosan iranlọwọ; Lakoko iṣiṣẹ yẹ ki o san ifojusi si ounjẹ ati mimọ ara ẹni; ibi ipamọ yẹ ki o wa ni edidi, yago fun orun taara ati agbegbe ọrinrin. Nigbati o ba nlo, jọwọ tọka si awọn ilana aabo ti o yẹ ati awọn iwe data aabo ohun elo (MSDS).


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