Fine chemicals are single, pure chemical compounds with precise properties that result in an end product. Commodity chemicals are used to make fine chemicals. These are utilized as organic building blocks to generate new compounds with particular functional properties. Fine chemical production is complicated and variable, with multi-step operations using new technology to reach ultra-high purity criteria.

CAS Number
476-70-0
Alternate CAS Number
16625-69-7 (HCl salt) ; 850412-96-3 (2Na salt)
CAS Number
183133-96-2
Alternate CAS Number
1402820-62-5(Isopropanol Salt);1426815-65-7(Acetone);1613316-40-7(Dihydrate salt);1613316-39-4(Monohydrate Salt)
CAS Number
1426815-65-7
Alternate CAS Number
183133-96-2(Freebase);1402820-62-5(Isopropanol Salt);1613316-40-7(Dihydrate salt);1613316-39-4(Monohydrate Salt)
CAS Number
1613316-39-4
Alternate CAS Number
183133-96-2(Freebase);1402820-62-5(Isopropanol Salt);1426815-65-7(Acetone);1613316-40-7(Dihydrate salt)
CAS Number
842133-18-0
Alternate CAS Number
928672-86-0(Hemihydrate)
CAS Number
72558-82-8
Alternate CAS Number
78439-06-2 (pentahydrate)
CAS Number
839712-12-8
Alternate CAS Number
1083076-69-0 (HCl salt) ; 1082644-13-0 (2HCl salt) ;
CAS Number
15686-51-8
Alternate CAS Number
14976-57-9 (Clemastine Fumarate)
CAS Number
86541-75-5
Alternate CAS Number
86541-74-4(HCl Salt)
CAS Number
61-33-6
Alternate CAS Number
6011-39-8(Clemizol Salt); 69-57-8(Na Salt); 113-98-4(Potassium Salt)