Patents
8. Novel Amidation Method
Sukbok Chang, Sangwon Seo, Hyun Ji Jeon, Wongyu Lee
Filing Number 10-2021-0024837, Filing Date: 2021, Feb, 24 (Korea)
7. Novel metal complex, process for producing the same, and method for producing γ-lactam compound using the same
Sukbok Chang, Seung Youn Hong, Yoon Su Park, Yeongyu Hwang, Yeong Bum Kim
6. Method for producing lactam compound, and lactam compound produced thereby
Sukbok Chang, Seung Youn Hong, Yoon Su Park, Yeongyu Hwang, Yeong Bum Kim
Filing Number 11046661, Filing Date: 2021, June, 29 (US)
5. Preparation process of N-sulfonylamide compound in existent of Cu-catalyzed
Sukbok Chang, Seung Hwan Cho, Eun Jeong Yoo, Imhyuck Bae
Filing Number 10-2006-0032485, Filing Date: 2007, May, 10 (Korea)
4. Process for the preparation of N-sulfonylamidine by Cu-catalyzed three component coupling
SukbokChang, Imhyuck Bae, Hoon Han
Filing Number 10-2005-51996, Filing Date: 2007, March, 08 (Korea)
3. Preparation of Esters from Olefins
Sukbok Chang, Sangwon Ko, Youngim Na
Filing Number 10-2002-0030413, Filing Date: 2002, May, 30 (Korea)
2. Preparation of Nitriles from Adoximes
Sukbok Chang, Soon Ha Yang
Filing Number 10-2002-0022006, Filing Date: 2002, April, 22 (Korea)
1. Preparative methods of organosilanols
Sukbok Chnag, Myunghee Lee, Sangwon Ko
Filing Number:10-2001-0015315, Filing Date: 2001, March, 23 (Korea)