Basic information
- Name:
L-Proline tert-butyl ester hydrochloride
- Superlist Name:
- tert-Butyl L-prolinate hydrochloride
- CAS No.:
5497-76-7
- Molecular Structure:

- Formula:
- C9H18ClNO2
- Molecular Weight:
- 207.6977
- Synonyms:
- L-Proline,1,1-dimethylethyl ester, hydrochloride (9CI);Proline, tert-butyl ester,hydrochloride (6CI,7CI);Proline, tert-butyl ester, hydrochloride, L- (8CI);(S)-Proline tert-butyl ester hydrochloride;L-Proline tert-butyl esterhydrochloride;
- EINECS:
- 226-835-2
- Melting Point:
- 110-112ºC
- Boiling Point:
- 219.2 ºC at 760 mmHg
- Flash Point:
- 86.4 ºC
- Appearance:
- white - off-white powder
- Safety Description:
- 22-24/25 Details
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Chemistry
The Molecular Structure of L-Proline tert-butyl ester hydrochloride (CAS NO.5497-76-7):

Empirical Formula: C9H18ClNO2
Molecular Weight: 207.6977
IUPAC Name: tert-butyl (2S)-pyrrolidine-2-carboxylate hydrochloride
Nominal Mass: 207 Da
Average Mass: 207.6977 Da
Monoisotopic Mass: 207.102607 Da
Flash Point: 86.4 °C
Melting Point: 110-112°C
Enthalpy of Vaporization: 45.56 kJ/mol
Boiling Point: 219.2 °C at 760 mmHg
Vapour Pressure: 0.121 mmHg at 25°C
Product Categories: Amino Acids;Amino hydrochloride
Synonyms: L-proline t-butyl ester hydrochloride ; L-proline t-butyl ester hydrochloride salt ; L-proline tert-butyl ester hydrochloride ; L-proline, 1,1-dimethylethyl ester,hydrochloride ; H-pro-obut hcl ; H-pro-otbu hcl ; H-pro-otbu hydrochloride ; Tert-butyl (2s)-pyrrolidine-2-carboxylate hydrochloride
Safety Profile
Safety Statements: 22-24/25
S22: Do not breathe dust
S24/25: Avoid contact with skin and eyes

