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2-(1,2,7,8-Tetrachloro-3,6-dihydroxy-9H-xanthen-9-yl)benzoic acid

Name: 2-(1,2,7,8-Tetrachloro-3,6-dihydroxy-9H-xanthen-9-yl)benzoic acid CA Name: Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one,4,5,6,7-tetrachloro-3′,6′-dihydroxy- Molecular Structure: Molecular Formula:C6H8Cl2N2O6S2 Molecular Weight: 472.1 CAS Registry Number: 6262-21-1

2,7-Dichloro-6-hydroxy-9-phenyl-3H-xanthen-3-one

Name: 2,7-Dichloro-6-hydroxy-9-phenyl-3H-xanthen-3-one CA Name: Fluorescein,4,7-dichloro- Molecular Structure: Molecular Formula:C19H10Cl2O3 Molecular Weight: 357.19 CAS Registry Number: 596-12-3

2,2′-((5-Acetamido-2-ethoxyphenyl)imino)diethyl diacetate

Name: 2,2′-((5-Acetamido-2-ethoxyphenyl)imino)diethyl diacetate CA Name: Acetamide,N-(3-(bis(2-(acetyloxy)ethyl)amino)-4-ethoxyphenyl)- Molecular Structure: Molecular Formula:C18H26N2O6 Molecular Weight: 366.41 CAS Registry Number: 20249-05-2

8-(2,5-Dimethyl-4-chlorophenylsulfonamido)-1-naphthol-3,6-disulfonic acid

Name: 8-(2,5-Dimethyl-4-chlorophenylsulfonamido)-1-naphthol-3,6-disulfonic acid CA Name: 2,7-Naphthalenedisulfonic acid,4-[[(4-chloro-2,5-dimethylphenyl)sulfonyl]amino]-5-hydroxy- Molecular Structure: Molecular Formula:C18H16ClNO9S3 Molecular Weight: 521.97 CAS Registry Number: 6361-35-9

4-(4-(Phenylamino)phenylimino)cyclohexa-2,5-dienone

Name: 4-(4-(Phenylamino)phenylimino)cyclohexa-2,5-dienone CA Name: 2,5-Cyclohexadien-1-one,4-[[4-(phenylainino)phenyl]imino]- Molecular Structure: Molecular Formula:C18H14N2O Molecular Weight: 274.32 CAS Registry Number: 6201-64-5