Specification :

TaoSign Corporation. specializes in research and and manufacture of
1) Pyrazine:
2, 3-Dimethyl pyrazine
2, 6-Dimethyl pyrazine
2, 3, 5-Trimethyl pyrazine
2, 3, 5, 6-Tetramethyl pyrazine
2-Methoxy-3( or5) -methyl pyrazine
2-Methylthio-3( or5) -methyl pyrazine
2-Acetyl pyrazine
2) Thiazole:
4-Methyl-5-( ß - hydroxyethyl) thiazole
4-Methyl-5-( 2-acetoxyethyl) thiazole
2-Acetyl thiazole
3) Furans
2-Methyltetrahydrofuran- 3-one
5-Methyl furfural
4) Pyrroles:
2-Acetyl pyrrole
5) Pyridines:
2-Acetyl pyridine
3-Acetyl pyridinec
6) Sulfides:
Dially disulfide
Furfuryl mercaptan
3-Methylthio-1-propanol
3-( Methylthio) propionaldehyde
7) Aldehydes and Ketones:
3-Hydroxy-2-butanone( Acetoin)
Diacetyl
8) Miscellaneous:
1-Octen-3-o l
9) Pharmaceutical:
Isovanillin
Veratraldehyde

Contact person: Edvin wang
TaoSign Corporation
Headoffice:
RM1402, Doublestar Seacoase 7# , No.5 Guizhou Road, Qingdao, China 266001
Tel: 0086 532 85760913;
Fax: 0086 532 85761013
Email: edvin@ chemaster.cn; chemaster01@ yahoo.com.cn