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US3840569A Expired / Lapsed US ⏱️ 0.0 years remaining

N1-aryloxy(arylthio)dinitro-sulfanilamides

Assignee: Eli Lilly and Co
•
Filing: 1972-11-13
•
Granted: 1974-10-08
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Expires: 1992-11-13
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Abstract

Abstract 1. A COMPOUND OF THE FORMULA 1-(R1-N(-R2)-),2,6-DI(O2N-),4-(R4-X-N(-R3)-SO2-)-BENZENE WHEREIN R1 REPRESENTS (A) C1-C6 ALKYL, (B) C1-C6 ALKYL MONOSUBSTITUTED WITH (1) METHOXY, (2) CYANO, (3) BROMO, OR (4) CHLORO, (C) C3-C4 ALKENYL, (D) C3-C4 ALKYNYL, OR (E) CYCLOPROPYLMETHYL; R2 REPRESENTS (A) C1-C6 ALKYL, (B) C1-C6 ALKYL, MONOSUBSTITUTED WITH (1) METHOXY, (2) CYANO, (3) BROMO, OR (4) CHLORO, (C) C3-C4 ALKENYL, (D) C3-C4 ALKYNYL, (E) CYCLOPROPYLMETHYL, OR (F) HYDROGEN; PROVIDED THAT R1 AND R2 TOGETHER CONTAIN NO MORE THAN 8 CARBON ATOMS; OR R1 AND R2 TOGETHER WITH THE NITROGEN ATOM TO WHICH THEY ARE ATTACHED FORM (A) PIPERIDINO, (B) PYRROLIDINO, (C) MORPHOLINO, (D) AZIRIDINO, (E) AZETIDINO, OR (F) HEXAHYDROAZEPINO; R3 REPRESENTS (A) HYDROGEN, OR (B) METHYL; X REPRESENTS (A) OXYGEN, OR (B) SULFUR; R4 REPRESENTS (A) HYDROGEN, (B) BENZYL, (C) PHENYL, OR (D) PHENYL MONOSUBSTITUTED WITH (1) NITRO, OR (2) HALO; PROVIDED THAT R4 REPRESENTS HYDROGEN ONLY WHEN X REPRESENTS OXYGEN, AND PROVIDED THAT R2 REPRESENTS HYDROGEN ONLY WHEN X REPRESENTS OXYGEN.

Inventors

  • 👤 J Beck

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 03:55
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/08; C07D295/096

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim 5 words
A COMPOUND OF THE FORMULA

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-10-07 1978-04-08 1978-10-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-10-07 1982-04-08 1982-10-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-10-07 1986-04-08 1986-10-08 $7700.00 Window Closed / Lapsed

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