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WO1996000272A1 Expired / Lapsed WO ⏱️ 0.0 years remaining

Use of leucotriarylmethanes for marking hydrocarbons

Assignee: BASF SE
•
Filing: 1995-06-16
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Granted: —
•
Expires: 2015-06-16
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Abstract

Abstract The invention concerns the use, as markers for hydrocarbons, of leucotriarylmethanes of formula (I) in which Z is an aromatic carbocyclic or heterocyclic group and R?1, R2, R3 and R4¿ are hydrogen, optionally substituted C¿1?-C16 alkyl, optionally substituted phenyl or optionally substituted naphthyl. The invention also concerns hydrocarbons containing such leucotriarylmethanes and a method of detecting leucotriarylmethanes in hydrocarbons.

Inventors

  • 👤 Ulrike Schlösser
  • 👤 Karin Heidrun Beck
  • 👤 Friedrich-Wilhelm Raulfs
  • 👤 Thomas Gessner
  • 👤 Udo Mayer

Bibliographic Details

Application Number —
Jurisdiction WO
Data Source google_patents
Last Synchronized 2026-10-23 05:22
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/003; C07; C07D; C07D209/00; C07D209/56; C07D209/80; C07D209/82; C07D209/86; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/223; C10M; C10M171/00; C10M171/007; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30

Claims Analysis

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References Cited (Backward Citations)

GB357179A Cited
US1997670A Cited
US2063575A Cited
GB770574A Cited
FR2392083A1 Cited
EP0077552A1 Cited
DE3815605A1 Cited
EP0438734A1 Cited
EP0486749A1 Cited

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