US4049665A
Expired / Lapsed
US
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Unsymmetrical disulfides as antimicrobial agents
Assignee: Colgate Palmolive Co
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Filing: 1975-12-24
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Granted: 1977-09-20
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Expires: 1995-12-24
Abstract
Abstract Novel unsymmetrical disulfides of pyridine-1-oxide and acid addition salts thereof, having particular utility as antimicrobial agents per se and in skin cleansing detergent compositions, shampoos, hair dressings, disinfectants, preservatives and the like.
Inventors
- 👤 Miriam Lois Douglass
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:16
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/89; A; A01; A01N; A01N43/00; A01N43/34; A01N43/40; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/49; A61K8/4906; A61K8/4933; A61Q; A61Q17/00; A61Q17/005; A61Q19/00; A61Q19/10; A61Q15/00; A61Q5/00; A61Q5/02; A61Q5/06; Y; Y10; Y10S; Y10S424/00; Y10S424/04
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
91 words
An unsymmetrical disulfide compound having the structural formula: ##STR25## wherein R is a C 1- C 12 alkyl radical, a C 3 -C 12 alkenyl radical, a substituted or unsubstituted aryl or aralkyl radical selected from the group consisting of phenyl, benzyl or naphthyl which may be substituted by 1 or 2 halo, C 1 -C 6 alkyl or alkoxy groups, or a heterocyclic radical selected from the class consisting of furyl, thienyl and pyridyl; and acid addition salts thereof selected from the group consisting of halides, sulfates, nitrates and acetates.
Claim 2
Dependent Claim
91 words
An unsymmetrical disulfide compound having the structural formula: ##STR25## wherein R is a C 1- C 12 alkyl radical, a C 3 -C 12 alkenyl radical, a substituted or unsubstituted aryl or aralkyl radical selected from the group consisting of phenyl, benzyl or naphthyl which may be substituted by 1 or 2 halo, C 1 -C 6 alkyl or alkoxy groups, or a heterocyclic radical selected from the class consisting of furyl, thienyl and pyridyl; and acid addition salts thereof selected from the group consisting of halides, sulfates, nitrates and acetates.
Claim 3
Dependent Claim
13 words
A compound according to claim 1, wherein R is a halogenated aryl group.
Claim 4
Dependent Claim
13 words
A compound according to claim 1, wherein R is a halogenated aralkyl group.
Claim 5
Dependent Claim
12 words
A compound in accordance with claim 1, having the following structure: ##STR26##
Claim 6
Dependent Claim
12 words
A compound in accordance with claim 1, having the following structure: ##STR27##
Claim 7
Dependent Claim
12 words
A compound in accordance with claim 1, having the following structure: ##STR28##
References Cited (Backward Citations)
US2922790A
Cited
US3966928A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-09-19 | 1981-03-21 | 1981-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-09-19 | 1985-03-21 | 1985-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-09-19 | 1989-03-21 | 1989-09-20 | $7700.00 | Window Closed / Lapsed |