Title: 2,6-Dibromoquinone-4-chlorimide
CAS Registry Number: 537-45-1
CAS Name: 2,6-Dibromo-4-(chloroimino)-2,5-cyclohexadien-1-one
Additional Names: 2,6-dibromo-N-chloro-p-benzoquinoneimine; 2,6-dibromo-N-chloroquinonimine; BQC reagent
Molecular Formula: C6H2Br2ClNO
Molecular Weight: 299.35
Percent Composition: C 24.07%, H 0.67%, Br 53.39%, Cl 11.84%, N 4.68%, O 5.34%
Literature References: Prepn: Hartman et al., Org. Synth. coll. vol. II, 175 (1943).
Properties: Yellow prisms from alc or glacial acetic acid, mp 83°. Sol in about 17,000 parts water; moderately sol in hot alc, hot glacial acetic acid. Gives a blue color with alk phenol soln.
Melting point: mp 83°
Use: As a reagent for phenol and phosphatases: Ljunggren, Proc. 13th Int. Dairy Congr. 3, 1319 (1953). |