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青叶子

银虫 (正式写手)

[交流] 【求助】呋喃的分子图

各位大侠,结构化学中我们提到过分子图的概念,不知道哪位手上有呋喃的分子图呢,可否分享一下
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jacky1986

至尊木虫 (著名写手)

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小木虫(金币+0.5):给个红包,谢谢回帖交流
zeng1986kai(金币+3,VIP+0):计算的还比较详细啊! 9-9 13:36
Calculation started
Adding lone pairs to O [O(4)]
Pi System:    2   3   4   1   5
Warning: Some parameters are guessed (Quality = 1).
  Iteration   37: Minimization terminated normally because the gradient norm is less than the minimum gradient norm
  Stretch:       0.0713   
  Bend:          12.0051  
  Stretch-Bend:  -0.1388  
  Torsion:       -2.5298  
  Non-1,4 VDW:   -0.0629  
  1,4 VDW:       -0.2051  
  Dipole/Dipole: 0.0000   
Total:           9.1397   
Calculation completed


------------ Property Broker ------------
Cp = 0 cal/(mol K)
Cv = 0 cal/(mol K)
Enthalpy = 0 Kcal/Mol
Entropy = 0 cal/(mol K)
Gibbs Free Energy = 0 Kcal/Mol
Internal Energy = 0 Kcal/Mol
Dipole = 0 Debye
Harmonic Zero Point Energy = 0 Kcal/Mol
Kinetic Energy = 142138.3038 Kcal/Mol
Potential Energy = -142138.3038 Kcal/Mol
Total Energy = 0 Kcal/Mol
Charges (Electron Density):
Charges (Electrostatic Potential):
Charges (Lowdin Charges):
C(1) -0.179211
C(2) -0.179328
C(3) 0.039552
O(4) -0.188916
C(5) 0.039700
H(6) 0.118418
H(7) 0.118473
H(8) 0.115666
H(9) 0.115646
Lowdin Populations (Lowdin Populations):
C(1) 6.179211
C(2) 6.179328
C(3) 5.960448
O(4) 8.188916
C(5) 5.960300
H(6) 0.881582
H(7) 0.881527
H(8) 0.884334
H(9) 0.884354
Charges (Mulliken Charges):
C(1) -0.335822
C(2) -0.336222
C(3) 0.140010
O(4) -0.641130
C(5) 0.140063
H(6) 0.249509
H(7) 0.249627
H(8) 0.266978
H(9) 0.266985
Mulliken Populations (Mulliken Populations):
C(1) 6.335822
C(2) 6.336222
C(3) 5.859990
O(4) 8.641130
C(5) 5.859937
H(6) 0.750491
H(7) 0.750373
H(8) 0.733022
H(9) 0.733015
-----------------------------------------
Calculation started
Adding lone pairs to O [O(4)]
Pi System:    3   2   1   4   5
Warning: Some parameters are guessed (Quality = 1).
  Iteration   28: Minimization terminated normally because the gradient norm is less than the minimum gradient norm
  Stretch:       0.0701   
  Bend:          12.0055  
  Stretch-Bend:  -0.1373  
  Torsion:       -2.5299  
  Non-1,4 VDW:   -0.0629  
  1,4 VDW:       -0.2058  
  Dipole/Dipole: 0.0000   
Total:           9.1397   
Calculation completed


------------ GAMESS Interface ------------
GAMESS Job: Minimize (Energy/Geometry) RHF/STO-3G
Charges (Electron Density):
Charges (Electrostatic Potential):
Charges (Lowdin Charges):
C(1) -0.079479
C(2) -0.079562
C(3) 0.038820
O(4) -0.090395
C(5) 0.038744
H(6) 0.040955
H(7) 0.040956
H(8) 0.044974
H(9) 0.044985
Lowdin Populations (Lowdin Populations):
C(1) 6.079479
C(2) 6.079562
C(3) 5.961180
O(4) 8.090395
C(5) 5.961256
H(6) 0.959045
H(7) 0.959044
H(8) 0.955026
H(9) 0.955015
Charges (Mulliken Charges):
C(1) -0.101014
C(2) -0.101072
C(3) 0.047494
O(4) -0.201330
C(5) 0.047385
H(6) 0.072329
H(7) 0.072326
H(8) 0.081929
H(9) 0.081953
Mulliken Populations (Mulliken Populations):
C(1) 6.101014
C(2) 6.101072
C(3) 5.952506
O(4) 8.201330
C(5) 5.952615
H(6) 0.927671
H(7) 0.927674
H(8) 0.918071
H(9) 0.918047
Dipole = (-0.530939, 0.000474, 0.000739) 0.530940 Debye
Kinetic Energy = 140362.0256 Kcal/Mol
Potential Energy = -282022.9598 Kcal/Mol
Total Energy = -141660.9342 Kcal/Mol
Finish @ energy = -141660.934211 Kcal/Mol (-225.751255 Hartrees)
------------------------------------------
8楼2009-09-07 16:02:53
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dfq0730

木虫 (文坛精英)

顺天府府尹

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小木虫(金币+0.5):给个红包,谢谢回帖交流
heavence007(金币+2,VIP+0):谢谢应助 9-6 00:33
我没学过结构化学,不知道什么是分子图
我用软件画了两
...
4楼2009-09-04 19:28:22
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青叶子

银虫 (正式写手)

谢谢楼上的几位了,我要的是结构化学中的分子图,各位可能没搞明白。就是在呋喃的结构是式的基础上加上电荷密度、键级以及自由价。我看教材上说有这种专门的分子图集,我自己算了一个,但感觉不太对,所以就上来看看。
5楼2009-09-06 15:17:11
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jlsdyac

木虫 (正式写手)


dfq0730(金币+1,VIP+0):鼓励交流,希望能说得更清楚一点! 9-7 16:13
计算好难,不能用HMO法计算
6楼2009-09-06 17:27:00
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