IP Library Granted Patent US 11,254,684
Granted Patent B2
US 11,254,684 · App. 17/036,849 · Granted Feb 22, 2022

Manufacturing process and intermediates for a pyrrolo[2,3-d]pyrimidine compound and use thereof

Inventors: Kapildev Kashmirilal Arora (Niantic, CT); Jacob Cole DeForest (Pawcatuck, CT); Andrew Kevern Hills (Sandwich, GB); Brian Patrick Jones (Waterford, CT); Kris Nicole Jones (Waterford, CT); Chad Arthur Lewis (Salem, CT); Anil Mahadeo Rane (Mystic, CT)
Assignee: Pfizer Inc.
C07D487/04C07D249/08C07B2200/13
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Quick Facts
Patent No.
US 11,254,684
App. No.
17/036,849
Granted
Feb 22, 2022
Kind
B2
Abstract

The present invention relates to a manufacturing process and intermediates for preparing a crystalline or non-crystalline form of N-((1S,3S)-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)cyclobutyl)propane-1-sulfonamide. The present invention also relates to salt forms and pharmaceutical compositions comprising the crystalline form, and to methods for use of the compound prepared from a crystalline form in the treatment of various diseases.

Claims (4)

1. A compound having the structure:

prepared from an acid salt selected from the group consisting of a hydrochloride salt, a phosphate salt, a succinic acid salt, a citric acid salt, a p-toluenesulfonic acid salt, a mesylate salt, a hemisulfate salt, a hemifumarate salt and a malonic acid salt.

2. The compound of claim 1 prepared from the hydrochloride salt of said compound under suitable basic conditions.

3. The compound of claim 1 , having a powder X-ray diffraction pattern comprising peaks, in terms of 2θ, at 13.0°, 14.8° and 23.3° 2θ±0.2° 2θ.

Assignments (1)
ASSIGNEE ADDRESS CORRECTION Recorded Mar 20, 2023
From: PFIZER INC.
To: PFIZER INC.
Reel/Frame 063119/0087 →