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imveliso

N-BOC-O-Benzyl-L-serine (CAS# 23680-31-1)

Ipropati yeMichiza:

Ifomula yeemolekyuli C15H21NO5
IMisa yeMolar 295.33
Ukuxinana 1.1454 (uqikelelo olurhabaxa)
Indawo yokunyibilika 58-60°C(lit.)
Indawo yeBoling 437.02°C (uqikelelo olurhabaxa)
Ujikelezo oluthile(α) 21.5 º (c=2, ethanol)
Indawo yokuflasha 229.7°C
Uxinzelelo loMphunga 4.07E-09mmHg ku-25°C
Imbonakalo Ikristale emhlophe okanye umgubo
Umbala Mhlophe ukuya Phantse mhlophe
I-BRN 3064461
pKa 3.53±0.10(Kuqikelelwe)
Imeko yoGcino Gcina kwindawo emnyama, itywinwe kwindawo eyomileyo, ubushushu beGumbi
Refractive Index 22 ° (C=2, EtOH)
MDL MFCD00066063
IiPropati zoMzimba kunye nezeMichiza Umgubo omhlophe wekristale; I-insoluble emanzini kunye ne-petroleum ether, i-soluble kwi-ethyl acetate, i-acetic acid kunye ne-ethanol; mp yi 56-58 ℃; Ukujikeleza okuthe ngqo kwe-optical [α] 20D 20 ° (0.5-2.0 mg / ml, i-acetic acid).

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iimpawu ezinobungozi Xn – Iyingozi
Iikhowudi zoMngcipheko I-R20/21/22 – Iyingozi ngokuphefumla, xa udibana nolusu naxa uginyiwe.
R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu.
Inkcazelo yoKhuseleko S24/25-Kuphephe ukudibana nolusu namehlo.
S36 – Nxiba iimpahla ezifanelekileyo ezikhuselayo.
S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
WGK eJamani 3
I-TSCA Ewe
Ikhowudi ye-HS 2924 29 70
IKlasi yeeNgozi OKUTHUMEKAYO

 

Intshayelelo

I-Trit-butoxycarbonyl-L-seric acid benzyl ester (eyaziwa ngokuba yi-BOC-L-serine benzyl ester) yi-organic compound. Inezi mpawu zilandelayo:

 

1. Imbonakalo: imhlophe ukuya kwiikristale ezikhanyayo ezityheli okanye umgubo wekristale.

 

I-Trit-butoxycarbonyl-L-seric acid benzyl isetyenziswa ikakhulu kwi-peptide synthesis kunye ne-peptide synthesis reactions in the field of organic synthesis. Isebenza njengeqela elikhuselayo kwiipeptide chain reactions elongation ukukhusela amaqela asebenzayo etsheyini esebenzayo yee-amino acids. Ngexesha lenkqubo yokudibanisa, xa ezinye i-amino acids kwi-peptide ejoliswe kulandelelwano ayifuni ukuguqulwa kwi-reaction, i-tert-butoxycarbonyl-L-seric acid benzyl inokukhusela ngokufanelekileyo i-L-serine.

 

Indlela yokulungiselela i-tert-butoxycarbonyl-L-serene benzyl ngokuqhelekileyo ngokusebenzisa i-activation kunye ne-esterification reaction ye-amino acids. Indlela ethile yokulungisa inokuba kukusabela i-L-serine kunye ne-tert-butoxycarbonyl chlorinator ukwenza ityuwa ye-tert-butoxycarbonyl amino acid, kwaye emva koko isabelane ne-benzyl yotywala ukufumana i-tert-butoxycarbonyl-L-serene benzyl.

 

Ulwazi ngoKhuseleko: I-Trit-butoxycarbonyl-L-seric acid benzyl ikhuselekile xa kuthelekiswa nokusebenza okuchanekileyo. Inokucaphukisa amehlo kunye nolusu kwaye ifuna izilumkiso ezifanelekileyo xa usebenza. Kufuneka iqhutywe kwindawo engena umoya kwaye ugweme ukuphefumla okanye ukudibanisa. Ngexesha lokugcinwa, kufuneka igcinwe ivalwe ngokuqinileyo kwaye kude nobushushu kunye nomlilo.


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