Pigment Fast Scarlet 2R
4-[(2-氯苯基)偶氮]-3-羟基-N-苯基-2-萘甲酰胺
4-[(2-Chlorophenyl)azo]-3-hydroxy-N-phenyl-2-naphthalenecarboxamide; 4-[(2-Chlorophenyl)azo]-3-hydroxy-N-phenylnaphthalene-2-carboxamide; C.I. 12300
颜料红 21
耐晒大红 2R
5203大红粉
4-[(2-chlorophenyl)azo]-3-hydroxy-n-phenyl-2-naphthalenecarboxamide
颜料红21
Pigment red 21 (C.I. 12300)
pigment red 21
NAPTHOL RED YR
大红粉
C.I. 12300
808大红粉
苯基偶氮-2-羟基-3-萘甲酰苯胺
222K大红粉
Pigment -- Pigment Red 21
4-[(2-Chlorophenyl)azo]-3-hydroxy-N-phenylnaphthalene-2-carboxamide
3132 Fast Red 2R
Pigment Scarlet Powder
C. I. 颜料红 21