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US3843499A Expired / Lapsed US ⏱️ 0.0 years remaining

Production of 4-endotricyclo(5,2,1,02,6-endo)decylamine

Assignee: BASF SE
•
Filing: 1973-02-12
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Granted: 1974-10-22
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Expires: 1993-02-12
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Abstract

Abstract 1. A PROCESS FOR THE PRODUCTION OF STERICALLY UNIFORM 4-ENDOTRICYCLO(5,2,10**2,6-ENDO)-DECYLAMINE WHICH COMPRISES: ELECTROCHEMICALLY REDUCING A COMPOUND OF THE FORMULA 2-(X-NH-)-PERHYDRO-4,7-METHANOINDENE WHEREIN X IS HYDROGEN, HYDROXY OR -OCOR IN WHICH R IS LOWER ALKYL OF 1 TO 4 CARBON ATOMS, SAID REDUCTION BEING CARRIED OUT IN A LIQUID SOLVENT SELECTED FROM THE GROUP CONSISTING OF AN ORGANIC SOLVENT AND AN AQUEOUS ORGANIC SOLVENT REACTION MEDIUM AT A MERCURY, LEAD OR AMALGAM ELECTRODE AT A CURRENT DENSITY OF ABOUT 1 TO 20 AMPS/DM.2 AT A TEMPERATURE OF FROM -20*C. TO 40*C. AND A PH OF ABOUT 5 OR LESS; AND SEPARATING THE SUBSTANTIALLY STERICALLY UNIFORM AMINE PRODUCT FROM THE REACTION MEDIUM.

Inventors

  • 👤 B Giese
  • 👤 P Jaeger
  • 👤 H Koenig
  • 👤 K Brenner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 05:58
CPC Classifications
C; C25; C25B; C25B3/00; C25B3/01; C25B3/09

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 18 words
A PROCESS FOR THE PRODUCTION OF STERICALLY UNIFORM 4-ENDOTRICYCLO(5,2,10**2,6-ENDO)-DECYLAMINE WHICH COMPRISES: ELECTROCHEMICALLY REDUCING A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim 18 words
A PROCESS FOR THE PRODUCTION OF STERICALLY UNIFORM 4-ENDOTRICYCLO(5,2,10**2,6-ENDO)-DECYLAMINE WHICH COMPRISES: ELECTROCHEMICALLY REDUCING 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) 1977-10-21 1978-04-22 1978-10-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-10-21 1982-04-22 1982-10-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-10-21 1986-04-22 1986-10-22 $7700.00 Window Closed / Lapsed

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