The following new batches of chemicals has been come out and available in commercial size or kilograms.
3-Fluorobenzoic acid CAS:455-38-9 
7-Fluoro-1-tetralone CAS:2840-44-0
4,4',4"-Trimethyl-2,2':6',2"-terpyridine CAS:33354-75-5
4'-Phenyl-2,2':6',2"-terpyridine CAS:58345-97-4
2-Phenyl-1,10-phenanthroline CAS:109559-47-9
5,6-Dimethyl-1,10-phenanthroline CAS:3002-81-1
5-Methyl-1,10-phenanthroline CAS:3002-78-6
4,4'-Bis(bromomethyl)-2,2'-bipyridine CAS:134457-14-0
2,2'-Bipyrazine CAS:10199-00-5
UCHEM has been focusing on research and development of N-containing bidentate and tridentate ligands, most of 1,10-phenanthroline, 2,2'-bipyridine and 2,2':6',2"-terpyridine deriv?ed synmmetric and unsynmmetric substituted chemicals are available from our stockroom under 1Kg. Some of them could be supplied in large quantity.
UCHEM also supply conjugated polyaryl and polyarylamine, borane derivatives, organotin, etc., most of them are available in large quantity.You may find out what you are looking for from our website: www.myuchem.com  or http://en.uchemchemicals.cn/. May you send message to us for help (Email:sales@myuchem.com; Whatsapp and Wechat: +86-13564624040).