(S)-4-N-Boc-2-methylpiperazine CAS No.147081-29-6 / Cat No.EBD2219042
(S)-4-N-叔丁氧羰基-2-甲基哌嗪
(S)-1-BOC-3-甲基哌嗪
(S)-4-Boc-2-甲基哌嗪
(S)-4-N-叔丁氧羰基-2-甲基哌嗪
(3S)-3-甲基哌嗪-1-羧酸叔丁酯
(S)-Boc-3-甲基哌嗪-1-羧酸叔丁酯
(S)-tert-butyl 3-methylpiperazine-1-carboxylate
Properties
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Appearance:
colorless to yellow liquid
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Density:
0.997 g/cm3
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Melting point:
40-45 °C
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Boiling point:
268.7 °C at 760 mmHg
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Flashing point:
116.3 °C
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Optical rotation:
[α]/D -16±2°, c = 1 in dioxane
Safety Information
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Symbol:
-
Signal words:
Danger -
Hazard statements:
H315 Causes skin irritation.
H318 Causes serious eye damage.
H335 May cause respiratory irritation.
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Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
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, CDCl3) delta ppm 1.03 (d, J=6.3 Hz, 3H) 1.45 (s, 9H) 1.53 (br. s, 1H) 2.38 (t, J=11.8 Hz, 1H) 2.65-2.72 (m, 1H) 2.74-2.76 (m, 2H) 2.92-2.95 (m, 1H) 3.92 (br. s, 2H).
1H NMR
13C NMR
