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N-Boc-trans-4-Hydroxy-L-proline methyl ester (CAS# 74844-91-0)

Āhuatanga matū:

Tātai rāpoi C11H19NO5
Molar Mass 245.27
Kiato 1.216±0.06 g/cm3(Whakaahua)
Te Whakarewa 92-96 °C (marama)
Piro Pouri 132°C/0.05mmHg(marama)
Hurihuri motuhake(α) -65º (c=1 CHCl3)
Tohu Kohiko 156.55°C
Wairewa Wairewa ki te chloroform, dichloromethane me te ethyl acetate.
Kohu Kohu 0mmHg i te 25°C
Te ahua Kiriata
Tae Ma ki te beige marama
pKa 14.27±0.40(Te Matapae)
Tikanga Rokiroki Puritia ki te wahi pouri, Hiri ki te maroke, Te Pawera Rua
Taurangi Refactive 1.501
MDL MCD00076981

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 29339900
Te akomanga morearea TANGATA

 

Kupu Whakataki

Ko te N-BOC-trans-4-hydroxy-L-proline methyl ester, te ingoa katoa N-tert-butoxycarbonyl-trans-4-hydroxy-L-proline methyl ester, he pūhui waro.

 

Kounga:

Ko te N-BOC-trans-4-hydroxy-L-proline methyl ester he totoka karaihe ma.

 

Whakamahia:

Ko te N-BOC-trans-4-hydroxy-L-proline methyl ester e whakamahia ana hei roopu tiaki waikawa amino i roto i te matū whakahiato waro. Ka taea te whakamahi hei roopu whakamarumaru whai hua hei tiaki i nga roopu mahi hydroxyl i roto i nga waikawa amino hei aukati i nga tauhohenga e kore e hiahiatia i roto i te whakahiato.

 

Tikanga:

Ko te whakaritenga o te N-BOC-trans-4-hydroxy-L-proline methyl ester te nuinga o te wa ka whiwhi ma te whakautu i te N-BOC-4-hydroxy-L-proline me te methanol. Ka tauhohehia te N-BOC-4-hydroxy-L-proline me te kaiwhakaoho (penei i te DCC, DIC ranei) hei hanga i te ester kua whakahohehia, katahi ka taapirihia te methanol ki te tauhohe ki a ia ki te whakaputa N-BOC-trans-4-hydroxy- L-proline methyl ester. Ko te hua o te whaainga ka whiwhi ma te whakatioatanga me etahi atu tikanga wehewehe me te purenga.

 

Mōhiohio Haumaru: Ina tae mai ki te whakahiato matū, me whai wheako hangarau te whakamahi taputapu me nga tikanga whakamatautau. I roto i nga mahi taiwhanga, me tiaki kia kore e pa atu ki te kiri me nga kanohi, me te pupuri i te hau pai. Mena ka pa ki a koe tetahi mamae o te tinana, etahi atu tauhohenga kino ranei, me rapu wawe koe ki te rongoa.


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