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Proline  CAS NO. 344-25-2

Amino acid drugs. One of the raw materials for compound amino acid infusion. It is used for protein supplementation after malnutrition, protein deficiency, severe gastrointestinal diseases, burns and surgery. No obvious side effects. It can be used as a catalyst and flavoring agent.

Additional information

Weight 25 kg
Dimensions 35 × 35 × 45 cm

White crystalline powder

Loss on drying

Max. 0.20%

Specification grade



99% min

Product data and descriptions listed are typical values, not intended to be used as specification.

Identifying Information

Product Name: Proline
Synonyms: D-(+)-Proline; D-Pyrrolidine-2-carboxylic acid
CAS NO.: 344-25-2
EINECS.: 206-452-7
Molecular Formula: C5H9NO2
Molecular weight: 115.131

Chemical Properties

Boiling Point: 252.2±33.0 °C at 760 mmHg
Melting point: 223ºC
Flash Point: 106.3±25.4 °C
Density: 1.2±0.1 g/cm3
Index of Refraction: 1.487
Vapour Pressure: 0.0±1.1 mmHg at 25°C

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