Rotundine, also known as craniidine, L-tetrahydropalmatine, chemical name is 2,3,9,10-tetramethoxy-5,8,13,13a-tetrahydro-6H-dibenzo[a ,g] quinazine, the levorotatory of tetrahydropalmatine (dl-THP), is a blocker of dopamine receptors in the brain, and preferentially blocks the brain regions rich in dopamine receptors such as cortex and striatum.
It also achieves analgesic effect by strengthening the function of the internal anti-pain system and inhibiting the transmission of pain information to the center.
| Product Name | Rotundine |
| CAS NO. | 10097-84-4 |
| Appearance | White powder |
| Purity | 99% |
| Application | Pharmaceutical chemicals; pharmaceutical intermediates; plant extracts; pharmaceutical analgesics; medical raw materials |
| Chemical structure | |
| Usage | Analgesics, suitable for headaches and pain medicines of gastrointestinal and hepatobiliary system caused by internal medicine diseases, and analgesics during childbirth |
| Storage | Normal Temperature |
1) It has effect of promoting blood circulation to remove blood stasis and promoting circulation of qi to relieve pain.
2) It is often used for hypochondriac pain due to stagnation of the liver-qi, stomachache due to stagnation of the stomach-qi, hernial pain.