Process for synthesizing disulfides

Details Process for synthesizing disulfides Process for synthesizing disulfides

2006-05-30

2006-05-30

O'Sullivan, Peter (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Sulfonic acids or salts thereof

C562S022000, C562S023000, C562S594000

Reexamination Certificate

active

07053240

ABSTRACT:
This invention relates to a process for producing a substantially pure disulfide compound of Formula II as disclosed herein, such as disodium 2,2′-dithiobis ethane sulfonate, by an efficient procedure from available, relatively inexpensive raw materials.

REFERENCES:
patent: 4220660 (1980-09-01), Brock
patent: 5789000 (1998-08-01), Hausheer et al.
patent: 5808140 (1998-09-01), Haridas
patent: 5922902 (1999-07-01), Haridas
patent: 6504049 (2003-01-01), Kochat
patent: 2004/0024346 (2004-02-01), Miethke
patent: 154815 (1982-04-01), None
patent: WO 02/06216 (2002-01-01), None

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