page_banner

hua

N-Cbz-L-Leucine(CAS# 2018-66-8)

Āhuatanga matū:

Tātai rāpoi C14H19NO4
Molar Mass 265.3
Kiato 1g/mLat 25°C(marama)
Piro Pouri 408.52°C (whakatau tata)
Hurihuri motuhake(α) -17 º (c=2, waihā)
Tohu Kohiko 85°F
Wairewa wai Kaore e taea te whakauru, te uaua ranei ki te whakauru ki te wai. Wairewa ki te chloroform, DMSO me te mewaro.
Kohu Kohu 1.28E-08mmHg i te 25°C
Te ahua Te hinu maama kowhai
Te taumahatanga motuhake 1.0
Tae Taekore ki te Maama kowhai
BRN 1253861
pKa 4.00±0.21(I Matapaetia)
Tikanga Rokiroki Kua hiri ki te maroke, 2-8°C

Taipitopito Hua

Tohu Hua

Morearea me te Haumaru

Nga Tohu Whakamate Xn – He kino
Waehere Morearea R10 – He mura ahi
R20/22 – He kino ma te horomia me te horomia.
R37/38 – He whakapataritari ki te punaha manawa me te kiri.
R40 – Nga taunakitanga iti o te paanga mate pukupuku
R41 – He kino kino ki nga kanohi
R36/37/38 – He whakapataritari ki nga kanohi, te punaha manawa me te kiri.
R20/21/22 – He kino ma te horomia, ka pa ki te kiri me te horomia.
R67 – Ko te kohu ka puta te momoe me te mangere
R63 – He kino pea ki te tamaiti kare i whanau
R19 – Ka hangaia he peroxide pahū
Whakaahuatanga Haumaru S16 – Kia matara atu i nga puna o te mura.
S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
S36/37/39 – Mau kakahu whakamarumaru tika, karapu me te whakamarumaru kanohi/kanohi.
S45 – Ki te puta he aitua, ki te kore ranei koe e pai, rapu wawe i nga tohutohu hauora (whakaatuhia te tapanga ina taea.)
S36 – Mau kakahu whakamarumaru tika.
S36/37 – Mau kakahu whakamarumaru me nga karapu tika.
S60 – Ko tenei rawa me tona ipu me tuku hei para morearea.
UN ID UN 1993 3/PG 3
WGK Tiamana 3
RTECS OH2921000
Waehere HS 29242990

 

 

N-Cbz-L-Leucine(CAS# 2018-66-8) whakataki

Ko te Cbz-L-leucine, te ingoa katoa o Boc-L-leucine (ko Boc te tu mo te roopu tiaki dibutoxycarbonyl), he waikawa amino. E whai ake nei he kupu whakataki mo tona ahuatanga, te whakamahinga, nga tikanga whakangao me nga korero haumaru:

Kounga:
- Te ahua: Ma te kirikiriata ma
- Wairewa: Wairewa ki te waiwaro, dimethylformamide (DMF) me te dichloromethane

Whakamahia:
- Ko te CBZ-L-Leucine he roopu tiaki waikawa amino e tiaki ana i te roopu hydroxyl o te leucine i te wa o te whakahiatotanga o nga peptides kia kore ai e tauhohe ki etahi atu tauhohenga. I roto i te whakahiato peptide me whakauru nga toenga leucine maha, ka taea te whakamahi Cbz-L-leucine ki te tiaki i te roopu hydroxyl o te leucine mo nga tukanga whakahiato o muri.
- Ko te Leucine he waikawa amino nui e whai waahi nui ana ki te hanganga me te mahi o te pūmua.

Tikanga:
- Ko te whakaritenga o te Cbz-L-leucine ka whiwhihia ma te tauhohenga o te leucine me te Boc-OSu (Boc—N-nitrocarbonyl-L-leucine). I roto i te tauhohenga, ka mahi a Boc-OSu hei kaiwhakataki i te roopu whakamarumaru ka uru ki te tauhohenga esterification me te leucine hei whakaputa Cbz-L-leucine.

Mōhiohio Haumaru:
- He matū te Cbz-L-leucine, ā, me penapena pai kia matara atu i te mura me te hāora.
- I te wa e whakamahia ana, karohia te hoha i tana puehu, ka pa atu ranei ki te kiri me nga kanohi.
- Whaia nga tikanga haumaru e tika ana i te wa e whakahaere ana me te penapena, ka mau i nga taputapu whakamarumaru whaiaro penei i nga karapu taiwhanga me te whakamarumaru kanohi.


  • Tōmua:
  • Panuku:

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