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Boc-S-Benzyl-L-cysteine ​​(CAS # 5068-28-0)

Chemical Property:

Molecular Formula C15H21NO4S
Molar Mass 311.4 ib
Qhov ntom 1.2189 (kev kwv yees kwv yees)
Melting Point 86-88 ° C
Boling Point 481.2 ± 45.0 ° C (Predicted)
Kev sib hloov tshwj xeeb (α) -44.5 º (c = 1, acetic acid)
Flash Point 244.8°C dej
Solubility DMSO, Methanol
Vapor Siab 4.54E-10mmHg ntawm 25 ° C
Qhov tshwm sim Khoom
Xim Dawb
BRN 2000417
pKa 3.58 ± 0.10 (Kev kwv yees)
Kev cia khoom Muab ntim rau hauv qhuav, 2-8 ° C
Refractive Index -45 ° (C = 1, AcOH)
MDL PAB 00065567

Product Detail

Khoom cim npe

Kev nyab xeeb piav qhia S22 - Tsis txhob nqus plua plav.
S24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag.
WGK Germany 3
TSCA Yog lawm
HS Code 29 3090 ,ib
Hazard Class IRRITANT

 

Taw qhia

Boc-S-benzyl-L-hemiphotonic acid yog cov organic compound uas nws lub npe tshuaj yog N-tert-butoxycarbonyl-L-phenylalanyl-L-homoserine.

 

Zoo:

Boc-S-benzyl-L-hemaminoic acid yog dawb crystalline khoom uas ruaj khov ntawm chav tsev kub. Nws muaj qee qhov dej solubility thiab tuaj yeem soluble hauv cov organic solvents xws li dimethyl sulfoxide, dichloromethane thiab methanol.

 

Siv:

Boc-S-benzyl-L-hemiphotonicamide feem ntau yog siv los ua ib qho nruab nrab hauv cov organic synthesis.

 

Txoj kev:

Kev npaj ntawm Boc-S-benzyl-L-hemiphotonines tuaj yeem ua tiav los ntawm kev ua kom haum chiral amino acid precursors thiab ua rau cov tshuaj tiv thaiv esterification lossis peptide daim ntawv cog lus tsim cov tshuaj tiv thaiv nyob rau hauv cov xwm txheej tsim nyog.

 

Cov ntaub ntawv kev nyab xeeb:

Boc-S-benzyl-L-semiphototophan muaj kev nyab xeeb nyob rau hauv ib txwm siv thiab kev ua haujlwm. Tab sis nws tseem yog ib qho organic compound nrog rau qee qhov kev phom sij. Yuav tsum tau saib xyuas kom tsis txhob nqus tau, sib chwv ntawm daim tawv nqaij thiab noj thaum lub sijhawm ua haujlwm. Siv qhov ntsuas cua kom zoo thaum lub sijhawm ua haujlwm thiab hnav cov khoom tiv thaiv tus kheej tsim nyog, xws li cov hnab looj tes kuaj, tsom iav tiv thaiv thiab cov ris tsho hauv chav kuaj. Tsis tas li ntawd, yog tias tsim nyog, nws yuav tsum tau ua raws li kev taw qhia ntawm tus kws tshaj lij thiab ua raws li cov cai tswj kev nyab xeeb hauv chav kuaj.


  • Yav dhau los:
  • Tom ntej:

  • Sau koj cov lus ntawm no thiab xa tuaj rau peb