2Y-CHEM, LTD.

Follow

Organization

Shanghai, CN

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Hydrate of 2-isopropoxy-5-methyl-4-(piperidin-4-yl) aniline dihydro...
- Patent number 10,017,472
- Issue date Jul 10, 2018
- 2Y-CHEM, LTD.
- Jinfeng Song
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing an important intermediate of linagliptin
- Patent number 9,522,915
- Issue date Dec 20, 2016
- 2Y-CHEM, LTD.
- Yanfeng Zhou
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
S-5-substituent-N-2′-(thiophene-2-yl)ethyl-tetralin-2-amine or chir...
- Patent number 8,614,337
- Issue date Dec 24, 2013
- 2Y-Chem Ltd.
- Xungui He
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
HYDRATE OF 2-ISOPROPOXY-5-METHYL-4-(PIPERIDIN-4-YL) ANILINE DIHYDRO...
- Publication number 20180086706
- Publication date Mar 29, 2018
- 2Y-CHEM, LTD.
- Jinfeng SONG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR PREPARING AN IMPORTANT INTERMEDIATE OF LINAGLIPTIN
- Publication number 20150274728
- Publication date Oct 1, 2015
- 2Y-CHEM, LTD.
- Yanfeng Zhou
- C07 - ORGANIC CHEMISTRY
Information Patent Application
S-5-SUBSTITUENT-N-2'-(THIOPHENE-2-YL)ETHYL-TETRALIN-2-AMINE OR CHIR...
- Publication number 20130046100
- Publication date Feb 21, 2013
- 2Y-CHEM, LTD.
- Xungui He
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING TOLTERODINE AND THE L-TARTRATE THEREOF
- Publication number 20110306792
- Publication date Dec 15, 2011
- 2Y-CHEM, LTD.
- Gang Wang
- C07 - ORGANIC CHEMISTRY

Trademarklast 30 trademarks