N-BOC-4,4-difluoro-L-proline CAS No.203866-15-3 / Cat No.EBD53606
N-Boc-4,4-difluoro-L-proline
1-(tert-Butoxycarbonyl)-4,4-difluoro-L-proline
1,2-Pyrrolidinedicarboxylic acid, 4,4-difluoro-, 1-(1,1-dimethylethyl) ester, (2S)-
4,4-Difluoro-1-{[(2-methyl-2-propanyl)oxy]carbonyl}-L-proline
(2S)-1-[(tert-butoxy)carbonyl]-4,4-difluoropyrrolidine-2-carboxylic acid
(S)-1-(tert-Butoxycarbonyl)-4,4-difluoropyrrolidine-2-carboxylic acid
N-BOC-4,4-difluoro-L-proline
1,2-Pyrrolidinedicarboxylic acid, 4,4-difluoro-, 1-(1,1-dimethylethyl) ester, (2S)-
4,4-Difluoro-1-{[(2-methyl-2-propanyl)oxy]carbonyl}-L-proline
(2S)-1-[(tert-butoxy)carbonyl]-4,4-difluoropyrrolidine-2-carboxylic acid
Properties
-
Density:
1.312 g/cm3
-
Melting point:
120-124 °C
-
Boiling point:
340.386 °C at 760 mmHg
-
Flashing point:
159.66 °C
-
Optical rotation:
[α]22/D -69.0° in chloroform
Safety Information
-
Symbol:
-
Signal words:
Warning -
Hazard statements:
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
-
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
NMR Spectrum
Prediction： 1H-NMR (300 MHz, DMSO-d6) delta (ppm) ; 1.36 1.41 (each-s, 9 H), 2.31 - 2.53 (m, 1 H), 2.69 - 3.02 (m, 1 H), 3.59 - 3.86 (m, 2 H) 4.30 - 4.43 (m, 1 H), 12.98 (brs, I H)
1H NMR
13C NMR
