Preferred Name

phenol red

Definitions

3H-2,1-Benzoxathiole 1,1-dioxide in which both of the hydrogens at position 3 have been substituted by 4-hydroxyphenyl groups. A pH indicator changing colour from yellow below pH 6.8 to bright pink above pH 8.2, it is commonly used as an indicator in cell cultures and in home swimming pool test kits. It is also used in the (now infrequently performed) phenolsulfonphthalein (PSP) test for estimation of overall blood flow through the kidney.

ID

http://purl.obolibrary.org/obo/CHEBI_31991

definition

3H-2,1-Benzoxathiole 1,1-dioxide in which both of the hydrogens at position 3 have been substituted by 4-hydroxyphenyl groups. A pH indicator changing colour from yellow below pH 6.8 to bright pink above pH 8.2, it is commonly used as an indicator in cell cultures and in home swimming pool test kits. It is also used in the (now infrequently performed) phenolsulfonphthalein (PSP) test for estimation of overall blood flow through the kidney.

editor preferred label

phenol red

imported from

http://purl.obolibrary.org/obo/chebi.owl

label

phenol red

prefixIRI

CHEBI:31991

prefLabel

phenol red

subClassOf

http://purl.obolibrary.org/obo/CHEBI_23367

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