Title: Quinine Iodosulfate
CAS Registry Number: 7631-46-1
Additional Names: Herapathite; iodoquinine sulfate
Molecular Formula: C80H104I6N8O20S3
Molecular Weight: 2355.35
Percent Composition: C 40.79%, H 4.45%, I 32.33%, N 4.76%, O 13.59%, S 4.08%
Line Formula: 4C20H24N2O2.3H2SO4.2HI.I4
Literature References: Named after its discoverer, Herapath, an English physician.
Derivative Type: Hexahydrate
Properties: Plate-like crystals of pale olive-green color by transmitted light and of a brilliant green to reddish green by reflected light. The crystals polarize light 5 times as much as tourmaline. Loses its water at 100° and becomes red. Almost insol in water. Sol in about 1000 parts boiling water; in 800 parts cold, 50 parts boiling alcohol, in 60 parts hot glacial acetic acid.
Use: In the manuf of polarizing glasses and plastics.
Status: This monograph has been retired and is no longer subject to revision or update. |