asia_oju-iwe

ọja

Carbobenzyloxy-beta-alanine (CAS# 2304-94-1)

Ohun-ini Kemikali:

Fọọmu Molecular C11H13NO4
Molar Mass 223.23
iwuwo 1.249±0.06 g/cm3(Asọtẹlẹ)
Ojuami Iyo 100-105°C
Ojuami Boling 435.9± 38.0 °C(Asọtẹlẹ)
Oju filaṣi 217.4°C
Solubility Chloroform (Diẹ), DMSO (Diẹ), kẹmika (Diẹ)
Vapor Presure 2.27E-08mmHg ni 25°C
Ifarahan Lulú
Àwọ̀ Funfun
BRN Ọdun 1882542
pKa 4.45± 0.10 (Asọtẹlẹ)
Ibi ipamọ Ipo Ti di ni gbẹ, 2-8 ° C
Atọka Refractive 1.546
MDL MFCD00037292

Alaye ọja

ọja Tags

Awọn aami ewu Xn – ipalara
Awọn koodu ewu R22 – Ipalara ti o ba gbe
R41 - Ewu ti pataki ibaje si oju
Apejuwe Abo S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
S39 - Wọ oju / aabo oju.
WGK Germany 2
HS koodu 29242990
Kíláàsì ewu IKANU

 

Ọrọ Iṣaaju

O jẹ ẹya Organic ninu eyiti ẹgbẹ carboxyl (-COOH) ninu moleku alanine ninu eto ti rọpo nipasẹ ẹgbẹ benzyloxycarbonyl (-Cbz).

 

Awọn ohun-ini ti akojọpọ:

-Irisi: White gara lulú

-Molecular agbekalẹ: C12H13NO4

-Molecular àdánù: 235.24g / mol

-Ogo Iyọ: 156-160 ° C

 

Awọn lilo akọkọ jẹ bi atẹle:

-Ni aaye ti iṣelọpọ Organic, o le ṣee lo bi agbedemeji fun iṣelọpọ ti awọn agbo ogun Organic eka miiran.

-Gẹgẹbi ẹgbẹ aabo fun awọn oogun polypeptide sintetiki, a lo lati daabobo awọn iṣẹku alanine.

-Fun iwadii ati igbaradi ti awọn ohun elo Organic miiran.

 

Ọna igbaradi ni gbogbogbo le pin si awọn igbesẹ wọnyi:

1. Idahun ti benzyl chlorocarbamate pẹlu iṣuu soda carbonate lati gba benzyl N-CBZ-methylcarbamate (N-benzyloxycarbonylmethylaminoformate).

2. Ṣe atunṣe ọja ti a gba ni igbesẹ ti tẹlẹ pẹlu iṣuu soda hydroxide ojutu lati gba N-CBZ-β-alanine.

 

Nipa alaye ailewu:

-over ni gbogbogbo ni a gba pe o jẹ ailewu ti o jo, ṣugbọn awọn igbese iṣiṣẹ ti o yẹ tun nilo.

-Yago fun olubasọrọ pẹlu awọ ara, oju ati ẹnu nigba lilo.

- Wọ awọn ibọwọ aabo ti o yẹ, awọn goggles, ati awọn aṣọ laabu nigba ṣiṣe awọn idanwo.

-Yẹra fun ifasimu eruku lati inu agbo.

-Agbopọ naa yẹ ki o wa ni ipamọ ni ibi gbigbẹ, ibi ti o tutu, ki o si yapa kuro ninu awọn nkan ti o ni ina, awọn oxidants ati awọn nkan miiran.

 

O yẹ ki o ṣe akiyesi pe alaye ti a pese nibi jẹ fun itọkasi nikan, ati iwe afọwọkọ esiperimenta ti o yẹ ati iwe data aabo kemikali yẹ ki o wa ni imọran ṣaaju lilo apapo, ati ni ibamu ti o muna pẹlu awọn ilana aabo yàrá fun iṣẹ.


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