"A Process For The Preparation Of Daclatasvir Dihydrochloride"

Abstract: The present invention provides a process for the preparation of Daclatasvir dihydrochloride by using novel lH-benzotriazole activated MOC-L-Valine intermediate compound of structural formula IV. The present invention further provides the process for removal of Daclatasvir mono impurity compound of structural formula VII from Daclatasvir free base compound of structural formula II.

Patent Information

Application #

Filing Date

01 February 2017

Publication Number

31/2018

Publication Type

INA

Invention Field

CHEMICAL

Status

Email

Parent Application

Applicants

WANBURY LIMITED

BSEL TECH PARK, B-WING, 10 TH FLOOR, SECTOR-30A, OPP. VASHI RAILWAY STATION, VASHI, NAVI MUMBAI-400703, MAHARASHTRA, INDIA.

Inventors

1. DR. NITIN SHARADCHANDRA PRADHAN

WANBURY LTD. BSEL TECH PARK, B-WING, 10 TH FLOOR, SECTOR-30A, OPP. VASHI RAILWAY STATION, VASHI, NAVI MUMBAI-400703, MAHARASHTRA, INDIA.

2. DR. SACHIN ULHAS SONAVANE

WANBURY LTD. BSEL TECH PARK, B-WING, 10 TH FLOOR, SECTOR-30A, OPP. VASHI RAILWAY STATION, VASHI, NAVI MUMBAI-400 703, MAHARASHTRA, INDIA.

3. MR. DAYAGHAN GHANGADHAR PATIL

WANBURY LTD. BSEL TECH PARK, B-WING, 10 TH FLOOR, SECTOR-30A, OPP. VASHI RAILWAY STATION, VASHI, NAVI MUMBAI-400 703, MAHARASHTRA, INDIA.

4. MR. ROHAN ASHOK NIKAM

WANBURY LTD. BSEL TECH PARK, B-WING, 10 TH FLOOR, SECTOR-30A, OPP. VASHI RAILWAY STATION, VASHI, NAVI MUMBAI-400 703, MAHARASHTRA, INDIA.

5. MR. UTTAM SAKHARAM PUJARI

WANBURY LTD. BSEL TECH PARK, B-WING, 10 TH FLOOR, SECTOR-30A, OPP. VASHI RAILWAY STATION, VASHI, NAVI MUMBAI-400 703, MAHARASHTRA, INDIA.

Specification

Documents

Application Documents

#	Name	Date
1	201721003668-Form 1-010217.pdf	2018-08-11
1	ABSTRACT1.jpg	2018-08-11
2	201721003668-Form 2(Title Page)-010217.pdf	2018-08-11
2	201721003668-Other Patent Document-010217.pdf	2018-08-11
3	201721003668-Form 3-010217.pdf	2018-08-11
3	201721003668-Form 5-010217.pdf	2018-08-11
4	201721003668-Form 3-010217.pdf	2018-08-11
4	201721003668-Form 5-010217.pdf	2018-08-11
5	201721003668-Form 2(Title Page)-010217.pdf	2018-08-11
5	201721003668-Other Patent Document-010217.pdf	2018-08-11
6	201721003668-Form 1-010217.pdf	2018-08-11
6	ABSTRACT1.jpg	2018-08-11