晶体解析时出现一个Q峰,不知如何归属
如题,请高手指点一下!

晶体-1.jpg

晶体-2.jpg
删掉Q1和C24后,两个Q峰会再次出现,如下图:

晶体-3.jpg

晶体-4.jpg
返回小木虫查看更多
今日热帖
如题,请高手指点一下!

晶体-1.jpg

晶体-2.jpg
删掉Q1和C24后,两个Q峰会再次出现,如下图:

晶体-3.jpg

晶体-4.jpg
返回小木虫查看更多
看都看不清楚,直接上数据吧
非常感谢
Space group P 21/n P 21/n
Hall group -P 2yn -P 2yn
Moiety formula C24 H29 N4 O3 ?
Sum formula C24 H29 N4 O3 C24 H29 N4 O3
Mr 421.51 421.51
Dx,g cm-3 1.331 1.331
Z 4 4
Mu (mm-1) 0.089 0.089
F000 900.0 900.0
F000’ 900.37
h,k,lmax 8,25,16 8,25,16
Nref 3700 3698
Tmin,Tmax 0.979,0.991
Tmin’ 0.974
Correction method= Not given
Data completeness= 0.999 Theta(max)= 25.000
R(reflections)= 0.0676( 2658) wR2(reflections)= 0.2228( 3698)
S = 1.056 Npar= 312
The following ALERTS were generated. Each ALERT has the format
test-name_ALERT_alert-type_alert-level.
Click on the hyperlinks for more details of the test.
Alert level C
PLAT052_ALERT_1_C Info on Absorption Correction Method Not Given Please Do !
PLAT222_ALERT_3_C NonSolvent Resd 1 H Uiso(max)/Uiso(min) Range 7.1 Ratio
PLAT230_ALERT_2_C Hirshfeld Test Diff for O1 --C6 . 6.7 s.u.
PLAT242_ALERT_2_C Low ’MainMol’ Ueq as Compared to Neighbors of C23 Check
PLAT340_ALERT_3_C Low Bond Precision on C-C Bonds ............... 0.00462 Ang.
PLAT906_ALERT_3_C Large K Value in the Analysis of Variance ...... 2.196 Check
PLAT911_ALERT_3_C Missing FCF Refl Between Thmin & STh/L= 0.595 2 Report
PLAT976_ALERT_2_C Check Calcd Resid. Dens. 0.45A From O3’ -0.48 eA-3
PLAT977_ALERT_2_C Check Negative Difference Density on H23’ -0.36 eA-3,
抱歉我没看明白,目前我pick了25个碳,还有一个非氢Q峰,您是指我一个原子指认错误?麻烦您详细指点我一下?
修成氧
是将左下角的非氢Q1修成氧,还是C25修成氧,感觉键长不对啊,麻烦你了,我想不明白了!Q1和C23键长1.184左右,C25,C23键长1.413,我把C25修成氧之后,Q1还是会出现,Q1修成氧,键长不对啊!我有点糊涂了!还请多多指点!非常感谢!
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