Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup Additional Only
B01J 2231/4205

C-C cross-coupling, e.g. metal catalyzed or Friedel-Crafts type

Full Title

Catalytic reactions performed with catalysts classified in B01J31/00 > Substitution reactions at carbon centres, e.g. C-C or C-X, i.e. carbon-hetero atom, cross-coupling, C-H activation or ring-opening reactions > Catalytic cross-coupling, i.e. connection of previously not connected C-atoms or C- and X-atoms without rearrangement > C-C cross-coupling, e.g. metal catalyzed or Friedel-Crafts type

7 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • B01J 2231/4233 Kumada-type, i.e. RY + R'MgZ, in which Ris optionally substituted alkyl, alkenyl, aryl, Y is the leaving group and Z is halide
  • B01J 2231/4255 Stille-type, i.e. RY + R'3SnR'', in which R is alkenyl, aryl, R' is alkyl and R'' is alkenyl or aryl
  • B01J 2231/4261 Heck-type, i.e. RY + C=C, in which R is aryl
  • B01J 2231/4266 Sonogashira-type, i.e. RY + HC-CR' triple bonds, in which R=aryl, alkenyl, alkyl and R'=H, alkyl or aryl
  • B01J 2231/4272 via enolates or aza-analogues, added as such or made in-situ, e.g. ArY + R2C=C(OM)Z -> ArR2C-C(O)Z, in which R is H or alkyl, M is Na, K or SiMe3, Y is the leaving group, Z is Ar or OR' and R' is alkyl

Top Applicants

Top 10 applicants by patent filingsfor class B01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 10,345
  2. CHINESE ACADEMY OF SCIENCES 8,352
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,134
  4. LG CHEM KR 4,290
  5. SAUDI ARABIAN OIL COMPANY SA 3,444
  6. IFPEN (IFP ENERGIES NOUVELLES) FR 3,417
  7. DOW GLOBAL TECHNOLOGIES US 3,195
  8. MANN + HUMMEL DE 2,822
  9. JOHNSON MATTHEY GB 2,802
  10. UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,737