530 / | HD | CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF |
300 | DF | PEPTIDES OF 3 TO 100 AMINO ACID RESIDUES {29} |
333 | DF | .~ Synthesis of peptides {4} |
338 | .~.~ Solution phase synthesis {4} | |
339 | DF | .~.~.~> Segment condensation, e.g., Ugi condensation, etc. |
340 | DF | .~.~.~> With phosphorus containing material |
341 | DF | .~.~.~> With use of carbonimide or imidiazole |
342 | DF | .~.~.~> Mixed anhydride synthesis |