1241891-43-9

Basic information

• Product Name: ethyl 2,2-difluoro-3-(4-biphenylcarbonyloxy)-3-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)propionate
• Synonyms: ethyl 2,2-difluoro-3-(4-biphenylcarbonyloxy)-3-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)propionate
• CAS NO: 1241891-43-9
• Molecular Weight: 434.437
• Mol File: 1241891-43-9.mol
• Article Data: 2

Chemical Properties

• CAS DataBase Reference: ethyl 2,2-difluoro-3-(4-biphenylcarbonyloxy)-3-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)propionate(CAS DataBase Reference)
• NIST Chemistry Reference: ethyl 2,2-difluoro-3-(4-biphenylcarbonyloxy)-3-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)propionate(1241891-43-9)
• EPA Substance Registry System: ethyl 2,2-difluoro-3-(4-biphenylcarbonyloxy)-3-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)propionate(1241891-43-9)

Safety Data

• Hazardous Substances Data: 1241891-43-9(Hazardous Substances Data)

Upstream product

• 14002-51-8 4-biphenyl-carboxylic acid chloride 
• 928797-50-6 ethyl (3R,S)-2,2-difluoro-3-hydroxy-(2,2-dimethyldioxolpent-4-yl)propionate 

Relevant articles and documents

A NOVEL AND HIGHLY STEREOSELECTIVE PROCESS FOR PREPARING GEMCITABINE AND INTERMEDIATES THEREOF

The present invention provides a novel and highly stereoselective process for preparing gemcitabine, which is suitable for industrial production, wherein, it includes the following reactions. Additionally, the invention discloses the key intermediates. The definition for the groups of G1, G2, G3, G4, and G5 are described in the specification.