This invention relates to 4-substituted isoquinoline compounds and their derivatives and uses thereof for treatment of cancer, for example, acute myeloid leukemia.

This invention relates to 4-substituted isoquinoline compounds and their derivatives and uses thereof for treatment of cancer, for example, acute myeloid leukemia.

The present invention relates to a crystalline form of ()-cibenzoline succinate. The present invention also provides a process for preparing ()-cibenzoline succinate and crystalline form thereof. The crystalline form of ()-cibenzoline succinate according to the present invention has low hygroscopicity, and excellent stability under accelerated conditions and long-term storage conditions, and may be stably maintained without a change in content thereof for a long period of time.

The present invention relates to a crystalline form of ()-cibenzoline succinate. The present invention also provides a process for preparing ()-cibenzoline succinate and crystalline form thereof. The crystalline form of ()-cibenzoline succinate according to the present invention has low hygroscopicity, and excellent stability under accelerated conditions and long-term storage conditions, and may be stably maintained without a change in content thereof for a long period of time.

The present invention relates to a crystal form of ()-Cibenzoline succinate. In addition, the present invention relates to a method for preparing ()-cibenzoline succinate having a chiral purity of 99.9% or higher. Additionally, the present invention provides a method for preparing ()-cibenzoline succinate and a crystal form thereof.

The present invention relates to a crystal form of ()-Cibenzoline succinate. In addition, the present invention relates to a method for preparing ()-cibenzoline succinate having a chiral purity of 99.9% or higher. Additionally, the present invention provides a method for preparing ()-cibenzoline succinate and a crystal form thereof.