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Boc-D-Tyrosine(CAS# 70642-86-3)

Āhuatanga matū:

Tātai rāpoi C14H19NO5
Molar Mass 281.3
Kiato 1.1755 (whakatau tata)
Te Whakarewa 135-140 °C
Piro Pouri 423.97°C (whakatau tata)
Hurihuri motuhake(α) -37.5 º (c=1, dioxaan)
Tohu Kohiko 247.1°C
Wairewa wai korekore
Wairewa Waikawa Acetic (Paku), DMSO (Paku), Methanol (Paku)
Kohu Kohu 3.23E-10mmHg i te 25°C
Te ahua Te paura ma
Tae Ma ki Off-White
pKa 2.98±0.10(I Matapaetia)
Tikanga Rokiroki I hiri ki te maroke, Te Pawera o te rūma
Taurangi Refactive -2.0 ° (C=2, AcOH)
MDL MCD00063030
Āhuatanga ā-tinana, matū hoki alpha:-37.5 o (c=1, dioxaan)

Taipitopito Hua

Tohu Hua

Morearea me te Haumaru

Whakaahuatanga Haumaru S24/25 – A ape i te pa ki te kiri me nga kanohi.
S22 – Kaua e pupuhi puehu.
WGK Tiamana 3
Waehere HS 29241990

 

Boc-D-Tyrosine(CAS# 70642-86-3) whakataki

Ko te Boc-D-Tyrosine he puhui matū, ko ona ahuatanga, whakamahinga, tikanga whakarite me nga korero haumaru e whai ake nei:

Ngā Āhuatanga: He mārō kiriataata mā e pūmau ana i te pāmahana rūma. Ko te Boc-D-tyrosine he puhui e tiaki ana i nga roopu amine, kei reira a Boc te tu mo te tert-butoxycarbonyl, e tiaki ana i te tauhohenga o nga roopu amino.

Whakamahia:
Boc-D-tyrosine te nuinga whakamahia i roto i te mara o te kōtuitanga waro, me te he maha whakamahia rite te rauemi timata mo te peptide kōtuitanga. Ka taea e ia te tauhohe me etahi atu waikawa amino, peptides ranei ki te hanga i te peptide o te paanga ma te tauhohenga ka aukati i te roopu amine.

Tikanga:
Ka taea te whakahiato Boc-D-tyrosine e te raupapa tauhohenga matū. Ko te tikanga whakahiato noa ko te hanga i tetahi puhui tiaki-Boc ma te tauhohe i te D-tyrosine me te ester hohe, anhydride ranei.

Mōhiohio Haumaru:
Ko te Boc-D-Tyrosine he mea pumau i te mahana o te rūma, engari me karohia te rongo ki te marama kanapa. He wairewa i roto i nga whakarewa pararopi noa penei i te waihano me te dimethylformamide. Ko nga tikanga haumaru taiwhanga e tika ana, tae atu ki te mau karapu matū, mowhiti, me te koti taiwhanga, me whai i te wa e whakamahi ana, e whakahaere ana ranei i te Boc-D-Tyrosine kia kore ai e pa ki te kiri me nga kanohi.


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