y****5 发帖数: 131 | 1 I used Pd(PPh3)4 and PdCl2(dppf). But both failed. I didn't measure out
the cat in glove box but in a cheap argon bag. Suzuki coupling with Pd(PPh3
)4 worked out for me though. |
s******g 发帖数: 2230 | 2 not super sensitive
no need for glove box, no need for argon bag, either
I used Pd(PPh3)4 and PdCl2(dppf). But both failed. I didn't measure out
the cat in glove box but in a cheap argon bag. Suzuki coupling with Pd(PPh3
)4 worked out for me though.
【在 y****5 的大作中提到】 : I used Pd(PPh3)4 and PdCl2(dppf). But both failed. I didn't measure out : the cat in glove box but in a cheap argon bag. Suzuki coupling with Pd(PPh3 : )4 worked out for me though.
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m****x 发帖数: 2506 | |
y****5 发帖数: 131 | 4 See attached.
【在 m****x 的大作中提到】 : no detail no truth
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p****e 发帖数: 254 | 5 是跟文献报道的条件一样吗?你那个芳基碘会不会太富电子了,而且那个裸露的氨基也
不太好,保护一下看看 。 |
j*********5 发帖数: 6221 | 6 Pd0也许会被氧化,但是Pd2应该好很多,不会变质那么快,重新考虑保护一下底物
aniline的氨基试试,如果是催化剂问题,大不了产率低,不会fail,
PPh3
【在 y****5 的大作中提到】 : I used Pd(PPh3)4 and PdCl2(dppf). But both failed. I didn't measure out : the cat in glove box but in a cheap argon bag. Suzuki coupling with Pd(PPh3 : )4 worked out for me though.
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y****5 发帖数: 131 | 7 Thanks a lot for your suggestion. Sorry for the late reply. Didn't logon to
Mitbbs in the past few days.
Bt the way, is the the Stille rxn water sensitive?
【在 j*********5 的大作中提到】 : Pd0也许会被氧化,但是Pd2应该好很多,不会变质那么快,重新考虑保护一下底物 : aniline的氨基试试,如果是催化剂问题,大不了产率低,不会fail, : : PPh3
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