Development and validation of an efficient approach for extracting essential oil, scutellarin, and rosmarinic acid from Perilla frutescens leaves using vacuum microwave-mediated rotary hydrodistillation and extraction in situ and a choline amino acid ionic liquid

Chunte Feng, Zekun Li, Xinyu Yang, Ru Zhao, Huiyan Gu, Lei Yang, Tingting Liu, Tingting Liu