page_banner

hua

BOC-D-Alanine (CAS# 7764-95-6)

Āhuatanga matū:

Tātai rāpoi C8H15NO4
Molar Mass 189.21
Kiato 1.2321 (whakatau tata)
Te Whakarewa 81-84 °C
Piro Pouri 324.46°C (whakatau tata)
Hurihuri motuhake(α) 26 º (c=2,EtOH)
Tohu Kohiko 147.9°C
Wairewa Chloroform, DMSO, Methanol
Kohu Kohu 6.39E-05mmHg i te 25°C
Te ahua Kiriata ma
Tae
BRN 2048396
pKa 4.02±0.10(I Matapaetia)
Tikanga Rokiroki Kua hiri ki te maroke, 2-8°C
Taurangi Refactive 26 ° (C=2, AcOH)
MDL MFCD00063123
Āhuatanga ā-tinana, matū hoki Te paura tioata ma; Karekau e whakarewahia ki te wai me te hinu hinu etere, ka whakarewahia ki te ethyl acetate me te waikawa ahetiki; mp 80- 83 ℃; hurihanga whatu motuhake [α]20D 24.3 °- 24.7 °(0.5-2.0mg/ml, waikawa acetic).

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate Xn – He kino
Waehere Morearea R20/21/22 – He kino ma te horomia, ka pa ki te kiri me te horomia.
R36/37/38 – He whakapataritari ki nga kanohi, te punaha manawa me te kiri.
Whakaahuatanga Haumaru S24/25 – A ape i te pa ki te kiri me nga kanohi.
S36 – Mau kakahu whakamarumaru tika.
S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
WGK Tiamana 3
Waehere HS 29241990
Te akomanga morearea TANGATA

 

Kupu Whakataki

Ko te Tert-butoxycarbonyl-D-alanine he pūhui waro. He ma ki te marama kowhai kowhai totoka tioata e memeha ana i roto i te wai me te whakarewa-waipiro.

 

Ko te tikanga whakarite o te tert-butoxycarbonyl-D-alanine te tikanga ka whakahiatohia ma te tauhohenga. Ko te tikanga noa ko te tauhohe i te tert-butoxycarbonyl chloroformic acid ki te D-alanine hei whakaputa tert-butoxycarbonyl-D-alanine.

 

Mōhiohio Haumaru: Ko te Tert-butoxycarbonyl-D-alanine te tikanga ka kiia he haumaru i raro i nga tikanga whakamahi noa. Pērā i ngā matū katoa, he mea nui te whakamahi tika me te rokiroki. Me karohia te horomia, te hoha, te pa atu ranei ki te kiri me nga kanohi. Ko nga taputapu whakamarumaru penei i nga karapu, nga whakangungu kanohi, me nga kaakahu whakamarumaru me mau ina whakamahia. Mena ka pa mai, ka werohia ranei, ka horoi tonu ki te wai maha ka rapu wawe i te rongoa. I te wa o te rokiroki, me penapena ki tetahi waahi maroke, hauhautanga, he pai te hau, kia matara atu i te ahi me nga mea muramura. Me whai nga ture a-rohe me nga tikanga whakahaere.


  • Tōmua:
  • Panuku:

  • Tuhia to korero ki konei ka tukuna mai ki a matou