METHOD OF SYNTHESIS OF 2-FORMYLBENZYLPHOSPHONIC ACID DERIVATIVES Russian patent published in 1995 - IPC

Abstract RU 2039063 C1

FIELD: organophosphorus compounds. SUBSTANCE: product: derivatives of 2-formylbenzylphosphonic acid as a free acid or in the form of R1,, R2--di(similar or different)alkyl esters, or in the form of salt. Reagent 1: 2-formylbenzylhalide. Reagent 2: tri-R1, R2, R3--alkylphosphite. Reaction conditions: in the medium of organic solvent, at 100-250 C. EFFECT: improved method of synthesis. 4 tbl

Similar patents RU2039063C1

Title Year Author Number
NAIL VARNISH 1996
  • Bon Manfred
  • Krehmer Karl
  • Markus Astrid
RU2172160C2
NOVEL MONOMERS AND OLIGOMERS OF PEPTIDE NUCLEIC ACIDS 2015
  • Lindkhorst Tomas
  • Verner Birgit
  • Bok Kholger
RU2693827C2
NOVEL BIOISOSTERES OF ACTINONIN 2004
  • Tormann Mikhaehl'
  • Al'Mshtetter Mikhaehl'
RU2379284C2
METALLOCENES WITH BENZOFUSED INDENYL DERIVATIVES, METHOD OF THEIR SYNTHESIS, METHOD OF OLEFIN POLYMER PRODUCING AND CATALYST FOR OLEFIN POLYMERIZATION 1992
  • Jurgen Rormann[De]
  • Fol'Ker Dolle[De]
  • Andreas Vinter[De]
  • Frank Kjuber[De]
RU2098423C1
METHOD OF SYNTHESIS OF 2-SUBSTITUTED 4-(3-TERT-BUTYL-4-HYDROXYPHENYL)-THIAZOLES 1990
  • Torvart Verner[De]
  • Shlejerbakh Rudol'F[De]
  • Bartlett Robert[Us]
  • Vajtmann Klaus Ul'Rikh[De]
RU2021264C1
METHOD FOR REGIOSELECTIVE SYNTHESIS OF 1-ALKYL-3-HALOGENALKYLPYRAZOLE-4-CARBOXYLIC ACID DERIVATIVES 2009
  • Patsenok Sergij
  • Lui Norbert
  • Neeff Arnd
RU2498978C2
METHOD OF SEPARATING PETROLEUM WATER-IN-OIL-TYPE EMULSIONS 1993
  • Rajner Kupfer[De]
  • Martin Khille[De]
  • Roland Bem[De]
  • Fridrikh Shtajs[De]
RU2105788C1
METHOD FOR DEACETYLATION OF α-AMINOACETALS 2008
  • Albalat Mjur'El'
  • Primazot Zheral'Din
  • Vil'Khel'M Did'E
  • Vallezhoz Zhan-Klod
RU2477270C2
METHOD OF SYNTHESIS OF 2-SUBSTITUTED 4-(3-TERT -BUTYL-4-HYDROXYPHENYL)THIAZOLES 1990
  • Verner Torvart[De]
  • Rudol'F Shlejerbakh[De]
  • Robert Bertlett[Us]
  • Klaus Ul'Rikh Vajtmann[De]
RU2017739C1
IMIDAZOLIDINES SUBSTITUTED WITH HETEROCYCLE, METHOD OF THEIR SYNTHESIS AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEREOF 1995
  • Andre Klossner
  • Fransua Gube
  • Zhan-Zhorzh Tetsh
RU2170231C2

RU 2 039 063 C1

Authors

Anushirvan Pejman[De]

Ojgen Ul'Mann[De]

Irvin Vinkler[De]

Mattias Khelsberg[De]

Kristof Majkhsner[De]

Dates

1995-07-09Published

1990-12-20Filed