244206-56-2

Basic information

• Product Name: 17α-acetoxy-11β-(4-N-acetyl-N-methylaminophenyl)-19-norpregna-4,9-diene-3,20-dione
• CAS NO: 244206-56-2
• Molecular Weight: 503.638
• Mol File: 244206-56-2.mol
• Article Data: 1

Chemical Properties

• Boiling Point: 672.1±55.0 °C(Predicted)
• Density: 1.22±0.1 g/cm3(Predicted)
• CAS DataBase Reference: 17α-acetoxy-11β-(4-N-acetyl-N-methylaminophenyl)-19-norpregna-4,9-diene-3,20-dione(CAS DataBase Reference)
• NIST Chemistry Reference: 17α-acetoxy-11β-(4-N-acetyl-N-methylaminophenyl)-19-norpregna-4,9-diene-3,20-dione(244206-56-2)
• EPA Substance Registry System: 17α-acetoxy-11β-(4-N-acetyl-N-methylaminophenyl)-19-norpregna-4,9-diene-3,20-dione(244206-56-2)

Safety Data

• Hazardous Substances Data: 244206-56-2(Hazardous Substances Data)

Usage

Description

17α-acetoxy-11β-(4-N-acetyl-N-methylaminophenyl)-19-norpregna-4,9-diene-3,20-dione is a complex organic compound with a specific molecular structure. It is characterized by its unique arrangement of atoms and functional groups, which contribute to its potential applications in various fields.

Uses

Used in Pharmaceutical Industry:
17α-acetoxy-11β-(4-N-acetyl-N-methylaminophenyl)-19-norpregna-4,9-diene-3,20-dione is used as an impurity in the development and production of Ulipristal (U700800), a selective progesterone receptor modulator. 17α-acetoxy-11β-(4-N-acetyl-N-methylaminophenyl)-19-norpregna-4,9-diene-3,20-dione plays a significant role in the pharmaceutical industry due to its association with Ulipristal, which is utilized as an emergency contraceptive.
Used in Contraceptive Applications:
As an impurity of Ulipristal, 17α-acetoxy-11β-(4-N-acetyl-N-methylaminophenyl)-19-norpregna-4,9-diene-3,20-dione contributes to the effectiveness of emergency contraception. Ulipristal works by temporarily blocking ovulation and preventing the implantation of a fertilized egg, thus serving as a crucial component in the development of emergency contraceptives.

Upstream product

• 96-63-9 trifluoroacetic anhydride 
• 159681-67-1 11β-(4-N-methylaminophenyl)-17α-hydroxy-19-norpregna-4,9-diene-3,20-dione 
• 244206-54-0 C₃₄H₅₁NO₆Si 
• 89232-80-4 4-bromo-N-methyl-N-trimethylsilylaniline 
• 100-61-8 N-methylaniline 
• 54201-83-1 5α,10α-epoxy-17α-hydroxy-19-norpregn-9(11)-ene-3,20-dione 3,20-bis(ethylene acetal) 
• 54201-84-2 17α-hydroxy-19-norpregna-5(10),9(11)-diene-3,20-dione 3,20-bis(ethylene acetal) 
• 6911-87-1 4-bromo-N-methylaniline 

Relevant articles and documents

Synthesis of N-desmethyl derivatives of 17α-acetoxy-11β(4-N,N- dimethylaminophenyl)-19-norpregna-4,9-diene-3,20-dione and mifepristone: Substrates for the synthesis of radioligands

The syntheses of N-desmethyl derivatives of CDB-2914 and the mono-N- desmethyl derivative of Mifepristone are described. We also describe the use of the mono-desmethyl derivatives as substrates for the synthesis of N- tritomethyl derivatives of CDB-2914 a