DIFF Subgroup
C12P 13/22 Tryptophan; Tyrosine; Phenylalanine; 3,4-Dihydroxyphenylalanine
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Preparation of nitrogen-containing organic compounds > Alpha- or beta-amino acids > Tryptophan; Tyrosine; Phenylalanine; 3,4-Dihydroxyphenylalanine
CPC:
Preparation of nitrogen-containing organic compounds > Alpha- or beta- amino acids > Tryptophan; Tyrosine; Phenylalanine; 3,4-Dihydroxyphenylalanine
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Child Classifications
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