Electronic Supplementary Information · 2017-07-11 · 259.1293 Counts vs. 质荷比 (m/z) 254...

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Transcript of Electronic Supplementary Information · 2017-07-11 · 259.1293 Counts vs. 质荷比 (m/z) 254...

S1

An expeditious method to synthesize difluoroboron

complexes of β-keto amides from β-keto nitriles and

BF3·OEt2

Chuangchuang Xu and Jiaxi Xu*

State Key Laboratory of Chemical Engineering Resource, Faculty of Science,

Beijing University of Chemical Technology, Beijing 100029, P. R. China.

E-mail: jxxu@mail.buct.edu.cn

Electronic Supplementary Information

Contents

Copies of 1H, 13C, 19F NMR and HRMS spectra of BF2 complexes

2 .....................................................................................................................................................S2 Copies of 1H and 13C NMR spectra of 2-phenyl-3-oxobutanamide (3a) …................................S48

Electronic Supplementary Material (ESI) for Organic & Biomolecular Chemistry.This journal is © The Royal Society of Chemistry 2017

S2

Copies of 1H, 13C, 19F NMR and HRMS spectra of BF2

complexes 2

1H, 13C, 19F NMR and HRMS spectra of 2a

S3

4x10

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

1.8

2

2.2

2.4

2.6

2.8

3

3.2

+ESI 扫描 (0.283-0.385 min, 32 扫描数) Frag=135.0V 2a.d

248.0664

247.0696

249.0691

Counts vs. 质荷比 (m/z)

246.4 246.6 246.8 247 247.2 247.4 247.6 247.8 248 248.2 248.4 248.6 248.8 249 249.2 249.4 249.6 249.8

Calcd. for C10H10BF2NO2Na+ ([M + Na]+):

248.0665, found: 248.0664.

S4

1H, 13C, 19F NMR and HRMS spectra of 2b

S5

2x10

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

6.5

+ESI 扫描 (0.278 min) Frag=135.0V 2b.d

234.0502

230.2463

Counts vs. 质荷比 (m/z)

230 230.5 231 231.5 232 232.5 233 233.5 234 234.5 235 235.5 236 236.5 237

Calcd. for C9H8BF2NO2Na+ ([M + Na]+):

234.0508, found: 234.0502.

S6

1H, 13C, 19F NMR and HRMS spectra of 2c

S7

m/z259 260 261 262 263 264 265 266

%

0

1002c and 2e 51 (0.222) 1: TOF MS ES+

1.69e5262.0830

261.0863

259.1326!

258.4637 !260.0865259.7733 260.2413 !

260.7707

!261.1882 !

261.8495

263.0865

!262.1277 !

262.6353

!263.0487 264.0886

!263.1174

!263.4085 !

265.2121!

264.3846

!265.0117 !

266.1574

!265.9622!

265.5417

Calcd. for C11H12BF2NO2Na+ ([M + Na]+):

262.0821, found: 262.0830.

S8

1H, 13C, 19F NMR and HRMS spectra of 2d

S9

4x10

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

+ESI 扫描 (0.280-0.366 min, 27 扫描数) Frag=135.0V 2d.d

276.0973

275.2763

Counts vs. 质荷比 (m/z)

275.2 275.3 275.4 275.5 275.6 275.7 275.8 275.9 276 276.1 276.2 276.3 276.4 276.5

Calcd. for C12H14BF2NO2Na+ ([M + Na]+):

276.0978, found: 276.0973.

S10

1H, 13C, 19F NMR and HRMS spectra of 2e

S11

m/z322 323 324 325 326 327

%

0

1002c and 2e 45 (0.189) 1: TOF MS ES+

4.42e4324.0982

323.1017

!321.3128

!322.1537

!321.6724

322.3178 !322.9729

!322.7156

!323.1713

!324.0021

!323.7601

325.1023

!324.1510 !

324.7763

!324.4125 326.1067

!325.1720

!325.4380 !

325.7955

!326.3392

327.2552326.8047!

327.8644

!327.4343

Calcd. for C16H14BF2NO2Na+ ([M + Na]+):

324.0978, found: 324.0982.

S12

1H, 13C, 19F NMR and HRMS spectra of 2f

S13

4x10

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

1.1

1.2

1.3

1.4

+ESI 扫描 (0.272 min) Frag=135.0V 2f.d

310.0820

311.0843

Counts vs. 质荷比 (m/z)

309.2 309.3 309.4 309.5 309.6 309.7 309.8 309.9 310 310.1 310.2 310.3 310.4 310.5 310.6 310.7 310.8 310.9 311 311.1 311.2 311.3 311.4 311.5 311.6 311.7

Calcd. for C15H12BF2NO2Na+ ([M + Na]+):

310.0821, found: 310.0820.

S14

1H, 13C, 19F NMR and HRMS spectra of 2g

S15

m/z315 316 317 318

%

0

1002g and 2h 52 (0.226) 1: TOF MS ES+

2.78e5316.0389

315.0421

!314.8786314.7947

!314.3373 !

314.5736

!315.0813

315.7860315.6394

!315.5084

!315.2221

317.0417

316.0868!

316.2665 !316.7969316.5255

318.0366!

317.0999 !317.9240

!317.5842

!317.3527 317.6458

!318.1010318.2450

Calcd. for C13H10BF2NO2SNa+ ([M + Na]+):

316.0386, found: 316.0389.

S16

1H, 13C, 19F NMR and HRMS spectra of 2h

S17

m/z297 298 299 300 301 302

%

0

1002g and 2h 172 (0.677) 1: TOF MS ES+

1.42e4300.0617

299.0647

299.0257298.3073

!297.1087

!296.8678

!297.9217297.2921

!298.7683

!299.3135 299.9667

301.1417

!301.0660

!300.2010

!300.3217 !

300.9318

!300.8151

302.0816

!302.0651301.2029

302.1433!

302.8998!;302.2117

Calcd. for C13H10BF2NO3Na+ ([M + Na]+):

300.0614, found: 300.0617.

S18

1H, 13C, 19F NMR and HRMS spectra of 2i

S19

4x10

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

1.8

2

2.2

2.4

2.6

2.8

3

3.2

+ESI 扫描 (0.328 min) Frag=135.0V 2i.d

262.0820

257.1268

256.1300 261.0849

258.1294 263.0851

259.1293

Counts vs. 质荷比 (m/z)

254 254.5 255 255.5 256 256.5 257 257.5 258 258.5 259 259.5 260 260.5 261 261.5 262 262.5 263 263.5 264 264.5 265 265.5 266 266.5 267 267.5

Calcd. for C11H12BF2NO2Na+ ([M + Na]+):

262.0821, found: 262.0820.

S20

1H, 13C, 19F NMR and HRMS spectra of 2j

S21

3x10

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

1.1

+ESI 扫描 (0.311 min) Frag=135.0V 2j.d

266.0565

261.1015

267.0602265.0025

Counts vs. 质荷比 (m/z)

259.5 260 260.5 261 261.5 262 262.5 263 263.5 264 264.5 265 265.5 266 266.5 267 267.5 268 268.5

Calcd. for C10H9BF3NO2Na+ ([M + Na]+):

266.0571, found: 266.0565.

S22

1H, 13C, 19F NMR and HRMS spectra of 2k

S23

2x10

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

6.5

+ESI 扫描 (0.410 min) Frag=135.0V 2k.d

282.0268

279.1576

Counts vs. 质荷比 (m/z)

277.5 278 278.5 279 279.5 280 280.5 281 281.5 282 282.5 283 283.5 284 284.5 285 285.5 286 286.5

Calcd. for C10H9BClF2NO2Na+ ([M + Na]+):

282.0275, found: 282.0268.

S24

1H, 13C, 19F NMR and HRMS spectra of 2l

S25

2x10

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

+ESI 扫描 (0.343 min) Frag=135.0V 2l.d

323.0190

325.9767

322.0255

Counts vs. 质荷比 (m/z)

321.4 321.6 321.8 322 322.2 322.4 322.6 322.8 323 323.2 323.4 323.6 323.8 324 324.2 324.4 324.6 324.8 325 325.2 325.4 325.6 325.8 326 326.2

Calcd. for C10H9BBrF2NO2Na+ ([M + Na]+):

325.9770, found: 325.9767.

S26

1H, 13C, 19F NMR and HRMS spectra of 2m

S27

m/z278.062 278.064 278.066 278.068 278.070 278.072 278.074 278.076 278.078 278.080 278.082

%

0

100XCC-0622-POS-2M 58 (0.247) 1: TOF MS ES+

83.2!278.0774

Calcd. for C11H12BF2NO3Na+ ([M + Na]+):

278.0771, found: 278.0774.

S28

1H, 13C, 19F NMR and HRMS spectra of 2n

S29

m/z282

%

0

1002m, 2n and 2o 62 (0.261) 1: TOF MS ES+

3.56e4282.0278

!281.8408

!281.5551

!281.6580

!281.5860 !

281.7192

!281.8770

!282.1467

282.1115!

282.0774 282.2743!;282.1628 !282.4795

!282.6362

!282.5104 !

282.6928

Calcd. for C10H9BClF2NO2Na+ ([M + Na]+):

282.0275, found: 282.0278.

S30

1H, 13C, 19F NMR and HRMS spectra of 2o

S31

m/z275 276 277 278

%

0

1002m, 2n and 2o 198 (0.781) 1: TOF MS ES+

8.76e3276.0978

275.1023

!275.0229

!274.9078

!276.0711!

275.2568!

275.7446!

275.5234

277.1030

!277.0693

!276.1627

!276.8579

278.0741!277.1418 !

277.8607!

277.7228

Calcd. for C12H14BF2NO2Na+ ([M + Na]+):

276.0978, found: 276.0978.

S32

1H, 13C, 19F NMR and HRMS spectra of 2p

S33

m/z212.060 212.062 212.064 212.066 212.068 212.070 212.072 212.074 212.076 212.078 212.080 212.082 212.084

%

0

1002p-t 52 (0.226) 1: TOF MS ES+

115!212.0685

Calcd. for C9H9BF2NO2+ ([M + H]+):

212.0689, found: 212.0685.

S34

1H, 13C, 19F NMR and HRMS spectra of 2q

S35

m/z245 246 247 248 249 250 251 252

%

0

1002p-t 47 (0.208) 1: TOF MS ES+

4.21e4248.0668

247.0703

245.1528244.2113!

244.5179!

246.0307245.6831

!246.2278

!247.0333

!247.1341 248.0078

249.0703

!248.1677

!249.0412

250.0691!

249.1436!

249.8543 252.0432!251.0466250.1818

!250.8703

!251.2065

!251.9005

Calcd. for C10H10BF2NO2Na+ ([M + Na]+):

248.0665, found: 248.0668.

S36

1H, 13C, 19F NMR and HRMS spectra of 2r

S37

m/z252

%

0

1002p-t 32 (0.143) 1: TOF MS ES+

822252.0413

!251.6772!

251.6617!

251.9369!

251.7031

!252.1927

!252.0769

!252.1634

!252.1138

!252.2295 !

252.5037!

252.2716

Calcd. for C9H7BF3NO2Na+ ([M + Na]+):

252.0414, found: 252.0413.

S38

1H, 13C, 19F NMR and HRMS spectra of 2s

S39

m/z267.750 267.800 267.850 267.900 267.950 268.000 268.050 268.100 268.150 268.200 268.250 268.300 268.350

%

0

1002p-t 42 (0.178) 1: TOF MS ES+

994268.0125

!267.9862

!267.7364 !

267.9041!

267.8873!

267.8537 !267.9743

!268.1378

!268.0949

!268.0654 !

268.1127

!268.1954

268.1691

!268.2236 !

268.2560 !268.2658

Calcd. for C9H7BClF2NO2Na+ ([M + Na]+):

268.0119, found: 268.0125.

S40

1H, 13C, 19F NMR and HMRS spectra of 2t

S41

m/z176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197

%

0

100XCC-0622-POS-2T 52 (0.225) 1: TOF MS ES+

1.30e4186.0507

185.1145

181.0956

180.0984

177.0895

176.0709178.0844

!;177.1176!

179.0723 !180.5881

185.0539

183.1165!

182.0966!;181.6425 184.1301 185.1661

195.1128

192.1747186.1167

187.0535186.1871

!192.1011!

189.0874!188.0935

!190.1085 !;191.1070

!193.1584

!194.1193

!196.1143 !

196.6291

Calcd. for C5H8BF2NO2Na+ ([M + Na]+):

186.0508, found: 186.0507.

S42

1H, 13C, 19F NMR and HRMS spectra of 2u

S43

m/z240 242 244 246 248 250 252 254 256 258 260 262 264 266 268 270 272 274 276 278 280 282 284 286 288 290 292

%

0

100XCC-0622-POS-2U 55 (0.236) 1: TOF MS ES+

1.47e5248.0669

243.1112

242.1142!

240.1024

247.0703

244.1143 !245.1175

264.0410

249.0705

263.0445254.1169253.1193250.0735 262.0822255.1191

!261.0899256.2654

276.0987

271.1423

265.0452!

266.0397 !270.1464

275.1019271.1923

292.0725

277.1013 291.0770!

281.1374279.1596 282.2785 !289.0928

!286.0258

!293.0776

Calcd. for C10H10BF2NO2Na+ ([M + Na]+):

248.0665, found: 248.0669.

S44

1H, 13C, 19F NMR and HRMS spectra of 2v

S45

m/z237 238 239 240 241 242

%

0

100XCC-0630-POS-2W 45 (0.189) 1: TOF MS ES+

937240.1001

237.1185

!236.9044

!239.1345

238.9060

!238.0308237.1474

237.2261 !237.9937!

237.7289!

237.2560

!238.1525

!238.1807

!239.2070

!239.2337

!239.9156

!241.1831241.0841

240.2351!

240.7453

!242.1891

!242.1402!

241.1967!

242.0650

!241.5702

!242.2927

Calcd. for C11H13BF2NO2+ ([M + H]+):

240.1002, found: 240.1001.

S46

1H, 13C, 19F NMR and HRMS spectra of 2w

S47

m/z321 322 323 324 325 326 327 328

%

0

100XCC-0627-POS-2v 45 (0.189) 1: TOF MS ES+

1.47e4324.0983

323.0992

321.1481!

322.2251!;321.1622!

322.0828 !322.8178

!323.1764 !

323.5834

325.1020

!324.1834

!325.0724

!326.3420!

326.1051325.1698!

325.5306!;326.3540

327.3423!

327.1660 !328.1748

!327.9239

!328.3198

Calcd. for C16H14BF2NO2Na+ ([M + Na]+):

324.0978, found: 324.0983.

S48

Copies of 1H and 13C NMR spectra of 2-phenyl-3-oxobutanamide (3a)

1H and 13C NMR spectra of 3a

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