(R)-(+)-4-Hydroxy-2-pyrrolidinone

(R)-(+)-4-Hydroxy-2-pyrrolidinone Structure
(R)-(+)-4-Hydroxy-2-pyrrolidinone structure
Common Name (R)-(+)-4-Hydroxy-2-pyrrolidinone
CAS Number 22677-21-0 Molecular Weight 101.104
Density 1.3±0.1 g/cm3 Boiling Point 363.6±35.0 °C at 760 mmHg
Molecular Formula C4H7NO2 Melting Point 156-160ºC
MSDS Chinese USA Flash Point 173.7±25.9 °C
Symbol GHS07
GHS07
Signal Word Warning

Phase diagram of (R)- and (S)-4-hydroxy-2-pyrrolidone mixtures: a new case of a conglomerate-forming system.

J. Pharm. Sci. 82(7) , 758-60, (1993)

The phase diagram of (R)- and (S)-4-hydroxy-2-pyrrolidone presents a conglomerate in the racemic mixture. The enthalpy of melting extrapolated by the Schröder-van Laar-Le Chatelier equation [change in enthalpy (delta H) = 28410 J/mol; melting temperature (TA)...