Nagaraju Molletia and Vinod K. Singh *,a,bS1 Highly Enantioselective Synthesis of Naphthoquinones...
Transcript of Nagaraju Molletia and Vinod K. Singh *,a,bS1 Highly Enantioselective Synthesis of Naphthoquinones...
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Highly Enantioselective Synthesis of Naphthoquinones and
Pyranonaphthoquinones Catalyzed by Bifunctional Chiral Bis-Squaramides
Nagaraju Molletia and Vinod K. Singh*,a,b
aDepartment of Chemistry, Indian Institute of Science Education and Research Bhopal, Bhopal–462 066, India
bDepartment of Chemistry, Indian Institute of Technology, Kanpur–208 016, India.
Fax: +91-512-2597436; E-mail: [email protected]
Supporting information
Table of contents:
X-ray Crystallographic Data of 4d S2- S3
1H, 13C NMR Spectra and HPLC graph S4-S57
Electronic Supplementary Material (ESI) for Organic & Biomolecular Chemistry.This journal is © The Royal Society of Chemistry 2015
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Fig. S1. Molecular structure of 4d shown with 50% ellipsoidal probability. (CCDC 1030663)
Table S1.Crystal data and structure refinement for 4d.
Empirical formula C26 H18 Cl N O5
Formula weight 459.86
Temperature 296 K
Wavelength 0.71073 Å
Crystal system Monoclinic
Space group P2(1)
Unit cell dimensions a = 8.5053 (3) Å = 90.000°.
b = 18.3634 (5) Å = 106.636(2)°.
c = 14.5843 (4) Å = 90.000°.
Volume 2182.52 (12) Å3
Z 4
Density (calculated) 1.400 Mg/m3
Absorption coefficient 0.214 mm-1
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F(000) 952
Crystal size 0.0043 x 0.0032 x 0.0028 mm3
Theta range for data collection 1.457 to 28.011°.
Index ranges -11<=h<=11, 0<=k<=24, -19<=l<=19
Reflections collected 10341
Independent reflections 5399 [R(int) = 0.0219]
Completeness to theta = 28.011° 99.0 %
Absorption correction Multi-scan
Data / restraints / parameters 5399 / 1 / 597
Goodness-of-fit on F2 1.230
Final R indices [I>2sigma(I)] R1 = 0.0438, wR2 = 0.1062
R indices (all data) R1 = 0.0329, wR2 = 0.0939
Absolute structure parameter 0.07(6)
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500 MHz 1H NMR spectra of compound 4a in CDCl3
125 MHz 13C NMR spectra of compound 4a in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
O
N
O
O
OAc
O
N
O
O
OAc
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HPLC graph of compound 4a (racemic)
HPLC graph of compound 4a (enantioenriched)
O
N
O
O
OAc
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400 MHz 1H NMR spectra of compound 4b in CDCl3
100 MHz 13C NMR spectra of compound 4b in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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HPLC graph of compound 4b (racemic)
HPLC graph of compound 4b (enantioenriched)
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400 MHz 1H NMR spectra of compound 4c in CDCl3
100 MHz 13C NMR spectra of compound 4c in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.0f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
O
N
O
O
OAc
CH3
O
N
O
O
OAc
CH3
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HPLC graph of compound 4c (racemic)
HPLC graph of compound 4c (enantioenriched)
O
N
O
O
OAc
CH3
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400 MHz 1H NMR spectra of compound 4d in CDCl3
100 MHz 13C NMR spectra of compound 4d in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
O
N
O
O
OAc
Cl
O
N
O
O
OAc
Cl
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HPLC graph of compound 4d (racemic)
HPLC graph of compound 4d (enantioenriched)
O
N
O
O
OAc
Cl
O
N
O
O
OAc
Cl
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400 MHz 1H NMR spectra of compound 4e in CDCl3
100 MHz 13C NMR spectra of compound 4e in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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HPLC graph of compound 4e (racemic)
HPLC graph of compound 4e (enantioenriched)
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400 MHz 1H NMR spectra of compound 4f in CDCl3
100 MHz 13C NMR spectra of compound 4f in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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HPLC graph of compound 4f (racemic)
HPLC graph of compound 4f (enantioenriched)
O
N
O
O
OAc
Cl
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400 MHz 1H NMR spectra of compound 4g in CDCl3
100 MHz 13C NMR spectra of compound 4g in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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HPLC graph of compound 4g (racemic)
HPLC graph of compound 4g (enantioenriched)
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400 MHz 1H NMR spectra of compound 4h in CDCl3
400 MHz 13C NMR spectra of compound 4h in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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HPLC graph of compound 4h (racemic)
HPLC graph of compound 4h (enantioenriched)
O
N
O
O
OAc
NO2
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S20
400 MHz 1H NMR spectra of compound 4i in CDCl3
100 MHz 13C NMR spectra of compound 4i in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
O
N
O
O
OAc
CN
O
N
O
O
OAc
CN
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S21
HPLC graph of compound 4i (racemic)
HPLC graph of compound 4i (enantioenriched)
O
N
O
O
OAc
CN
O
N
O
O
OAc
CN
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500 MHz 1H NMR spectra of compound 4j in CDCl3
125 MHz 13C NMR spectra of compound 4j in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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S23
HPLC graph of compound 4j (racemic)
HPLC graph of compound 4j (enantioenriched)
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S24
500 MHz 1H NMR spectra of compound 4k in CDCl3
0102030405060708090100110120130140150160170180190200210f1 (ppm)
20.4
8
36.1
6
41.1
5
101.
03
108.
3110
8.83
121.
4212
1.47
122.
1612
6.48
130.
73
134.
2013
7.38
139.
83
146.
4314
7.77
148.
8015
0.99
152.
62
167.
71
178.
39
184.
31
198.
97
125 MHz 13C NMR spectra of compound 4k in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
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S25
HPLC graph of compound 4k (racemic)
HPLC graph of compound 4k (enantioenriched)
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S26
400 MHz 1H NMR spectra of compound 4l in CDCl3
100 MHz 13C NMR spectra of compound 4l in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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S27
HPLC graph of compound 4l (racemic)
HPLC graph of compound 4l (enantioenriched)
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400 MHz 1H NMR spectra of compound 4m in CDCl3
100 MHz 13C NMR spectra of compound 4m in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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S29
HPLC graph of compound 4m (racemic)
HPLC graph of compound 4m (enantioenriched)
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S30
400 MHz 1H NMR spectra of compound 4n in CDCl3
100 MHz 13C NMR spectra of compound 4n in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200210f1 (ppm)
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S31
HPLC graph of compound 4n (racemic)
HPLC graph of compound 4n (enantioenriched)
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S32
400 MHz 1H NMR spectra of compound 4n in CDCl3
100 MHz 13C NMR spectra of compound 4n in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.0f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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S33
HPLC graph of compound of 4n (racemic)
HPLC graph of compound of 4n (enantioenriched)
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S34
400 MHz 1H NMR spectra of compound 9a in CDCl3
100 MHz 13C NMR spectra of compound 9a in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.0f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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S35
HPLC graph of compound 9a (racemic)
HPLC graph of compound 9a (enantioenriched)
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S36
400 MHz 1H NMR spectra of compound 9b in CDCl3
100 MHz 13C NMR spectra of compound 9b in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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S37
HPLC graph of compound 9b (racemic)
HPLC graph of compound 9b (enantioenriched)
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S38
500 MHz 1H NMR spectra of compound 9c in CDCl3
125 MHz 13C NMR spectra of compound 9c in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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S39
HPLC graph of compound 9c (racemic)
HPLC graph of compound 9c (enantioenriched)
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S40
500 MHz 1H NMR spectra of compound 10a in CDCl3
125 MHz 13C NMR spectra of compound 10a in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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S41
HPLC graph of compound 10a (racemic)
HPLC graph of compound 10a (enantioenriched)
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S42
400 MHz 1H NMR spectra of compound 11a in CDCl3
100 MHz 13C NMR spectra of compound 11a in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200210f1 (ppm)
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S43
HPLC graph of compound 11a (racemic)
HPLC graph of compound 11a (enantioenriched)
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S44
500 MHz 1H NMR spectra of compound 12a in CDCl3
125 MHz 13C NMR spectra of compound 12a in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190f1 (ppm)
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S45
HPLC graph of compound 12a (racemic)
HPLC graph of compound 12a (enantioenriched)
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S46
500 MHz 1H NMR spectra of compound 12b in CDCl3
125 MHz 13C NMR spectra of compound 12b in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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S47
HPLC graph of compound 12b (racemic)
HPLC graph of compound 12b (enantioenriched)
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S48
500 MHz 1H NMR spectra of compound 12c in CDCl3
125 MHz 13C NMR spectra of compound 12c in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.0f1 (ppm)
0102030405060708090100110120130140150160170180190f1 (ppm)
O
O
ON
CH3
O
O
ON
CH3
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S49
HPLC graph of compound 12c (racemic)
HPLC graph of compound 12c (enantioenriched)
O
O
ON
CH3
O
O
ON
CH3
![Page 50: Nagaraju Molletia and Vinod K. Singh *,a,bS1 Highly Enantioselective Synthesis of Naphthoquinones and Pyranonaphthoquinones Catalyzed by Bifunctional Chiral Bis-Squaramides Nagaraju](https://reader035.fdocuments.us/reader035/viewer/2022071219/605401113c3ea6023e47fa6d/html5/thumbnails/50.jpg)
S50
500 MHz 1H NMR spectra of compound 12d in CDCl3
125 MHz 13C NMR spectra of compound 12d in CDCl3
-0.50.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190f1 (ppm)
O
O
ON
Cl
O
O
ON
Cl
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S51
HPLC graph of compound 12d (racemic)
HPLC graph of compound 12d (enantioenriched)
O
O
ON
Cl
O
O
ON
Cl
![Page 52: Nagaraju Molletia and Vinod K. Singh *,a,bS1 Highly Enantioselective Synthesis of Naphthoquinones and Pyranonaphthoquinones Catalyzed by Bifunctional Chiral Bis-Squaramides Nagaraju](https://reader035.fdocuments.us/reader035/viewer/2022071219/605401113c3ea6023e47fa6d/html5/thumbnails/52.jpg)
S52
500 MHz 1H NMR spectra of compound 12e in CDCl3
125 MHz 13C NMR spectra of compound 12e in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.09.5f1 (ppm)
0102030405060708090100110120130140150160170180190f1 (ppm)
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S53
HPLC Graph of compound 12e (racemic)
HPLC Graph of compound 12e (enantioenriched)
![Page 54: Nagaraju Molletia and Vinod K. Singh *,a,bS1 Highly Enantioselective Synthesis of Naphthoquinones and Pyranonaphthoquinones Catalyzed by Bifunctional Chiral Bis-Squaramides Nagaraju](https://reader035.fdocuments.us/reader035/viewer/2022071219/605401113c3ea6023e47fa6d/html5/thumbnails/54.jpg)
S54
500 MHz 1H NMR spectra of compound 12g in CDCl3
125 MHz 13C NMR spectra of compound 12g in CDCl3
0.00.51.01.52.02.53.03.54.04.55.05.56.06.57.07.58.08.59.0f1 (ppm)
0102030405060708090100110120130140150160170180190200f1 (ppm)
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S55
HPLC graph of compound 12g (racemic)
HPLC graph of compound 12g (enantioenriched)
O
O
ON
Cl
![Page 56: Nagaraju Molletia and Vinod K. Singh *,a,bS1 Highly Enantioselective Synthesis of Naphthoquinones and Pyranonaphthoquinones Catalyzed by Bifunctional Chiral Bis-Squaramides Nagaraju](https://reader035.fdocuments.us/reader035/viewer/2022071219/605401113c3ea6023e47fa6d/html5/thumbnails/56.jpg)
S56
1.10
1.03
1.02
1.00
4.85
1.24
1.93
0.98
0.96
0.93
0.90
0.92
2.26
2.27
2.28
2.29
2.29
2.31
2.82
2.82
2.83
2.83
2.84
2.85
4.25
4.26
4.26
4.27
5.43
5.43
5.44
5.45
7.12
7.13
7.13
7.14
7.18
7.19
7.19
7.22
7.58
7.61
7.75
7.99
8.12
8.13
8.59
8.59
700 MHz 1H NMR spectra of compound 13a in CDCl3 37
.80
39.0
2
76.8
877
.06
77.2
480
.40
117.
8912
0.23
123.
3612
6.36
128.
5213
0.39
135.
0813
7.13
143.
00
149.
46
157.
88
163.
58
178.
2217
9.20
175 MHz 13C NMR spectra of compound 13a in CDCl3
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S57
HPLC graph of compound 13a (racemic)
HPLC graph of compound 13a (enantioenriched)