A Process For The Preparation Of Cortexolone 17 A Propionate

Abstract: ABSTRACT A PROCESS FOR THE PREPARATION OF CORTEXOLONE 17a-PROPIONATE Disclosed herein is a process for the preparation of cortexolone 17a-propionate which comprises hydrolyzing an ortho-ester of formula (II) Formula (II) wherein R1 is a hydrogen or a methyl group, in the presence of at least one acid selected from the group consisting of formic acid, ascorbic acid, benzoic acid, aluminium trichloride (AlCl3) and mixtures thereof.

Patent Information

Application #

Filing Date

12 September 2023

Publication Number

11/2025

Publication Type

INA

Invention Field

CHEMICAL

Status

Email

Parent Application

Applicants

PULSE PHARMACEUTICALS PVT LTD

#18/1, Sector-III, Hitech City, Hyderabad, TS, India 500081

Inventors

1. RAGHUBABU KOLLA

Mig-220, Balaji Nagar, Kukatpally, Hyderabad, TS 500072

2. SREENIVASARAO RAVURI

Saikrishna towers, Flat no:502, Balkampet, SR Nagar, Hyderabad, TS 500038

3. PURNACHANDRARAO KUNDETI

Balakrishna convention, Flat no-502, Mallikarjunapuram colony, Guntur, AP

4. VENKATA RAMBABU KATRAGADDA

Villa no:17, Ektha prime highland park, Financial Dt, Near continental Hospital, Gachibowli, Serilingampally, KV Rangareddy, TS -500032

Specification

Description:As in Form -2 , Claims:As in Form-2

Documents

Application Documents

#	Name	Date
1	202341061366-STATEMENT OF UNDERTAKING (FORM 3) [12-09-2023(online)].pdf	2023-09-12
2	202341061366-POWER OF AUTHORITY [12-09-2023(online)].pdf	2023-09-12
3	202341061366-FORM 1 [12-09-2023(online)].pdf	2023-09-12
4	202341061366-FIGURE OF ABSTRACT [12-09-2023(online)].pdf	2023-09-12
5	202341061366-DRAWINGS [12-09-2023(online)].pdf	2023-09-12
6	202341061366-DECLARATION OF INVENTORSHIP (FORM 5) [12-09-2023(online)].pdf	2023-09-12
7	202341061366-COMPLETE SPECIFICATION [12-09-2023(online)].pdf	2023-09-12
8	202341061366-OTHERS [16-07-2025(online)].pdf	2025-07-16
9	202341061366-MSME CERTIFICATE [16-07-2025(online)].pdf	2025-07-16
10	202341061366-FORM28 [16-07-2025(online)].pdf	2025-07-16
11	202341061366-FORM FOR SMALL ENTITY [16-07-2025(online)].pdf	2025-07-16
12	202341061366-FORM 18A [16-07-2025(online)].pdf	2025-07-16
13	202341061366-EVIDENCE FOR REGISTRATION UNDER SSI [16-07-2025(online)].pdf	2025-07-16