| Description | Hygric acid (N-Methyl-L-proline) (N-Methyl-L-proline) is a proline analogue found in the citrus juices and the bergamot juice. |
| Synonyms | N-Methyl-L-proline, 古液酸；古柯叶液碱酸 |
| molecular weight | 129.16 |
| Molecular formula | C6H11NO2 |
| CAS | 475-11-6 |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. |
| Solubility | DMSO: 5.63 mg/mL (43.55 mM), Sonication is recommended. H2O: 100 mg/mL (774.23 mM), Sonication is recommended. |
| References | 1. Luigi Servillo, et al. Betaines in fruits of Citrus genus plants. J Agric Food Chem. 2011 Sep 14;59(17):9410-6. |