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82-18-8

82-18-8 Structure

82-18-8 Structure
IdentificationBack Directory
[Name]

1,5-DIBENZAMIDOANTHRAQUINONE
[CAS]

82-18-8
[Synonyms]

C.I.61725
C.I.Vat Yellow 3
Vat yellow 3 (C.I. 61725)
1,5-DIBENZAMIDOANTHRAQUINONE
1,5-Bis(benzoylamino)anthraquinone
N,N'-1,5-anthraquinonylenebisbenzamide
1,5-Bis(benzoylamino)-9,10-anthraquinone
N-[5-(benzoylamino)-9,10-diketo-1-anthryl]benzamide
N-[5-(benzoylamino)-9,10-dioxoanthracen-1-yl]benzamide
N,N′-(9,10-Dihydro-9,10-dioxoanthracen-1,5-diyl)bisbenzamid
N,N'-(9,10-dihydro-9,10-dioxoanthracene-1,5-diyl)bisbenzamide
n,n’-(9,10-dihydro-9,10-dioxo-1,5-anthracenediyl)bis-benzamid
N-[9,10-dioxo-5-(phenylcarbonylamino)anthracen-1-yl]benzamide
N,N’-(9,10-dihydro-9,10-dioxo-1,5-anthracenediyl)bis-Benzamide
[EINECS(EC#)]

201-401-5
[Molecular Formula]

C28H18N2O4
[MDL Number]

MFCD00045352
[MOL File]

82-18-8.mol
[Molecular Weight]

446.45
Chemical PropertiesBack Directory
[Melting point ]

390 °C
[Boiling point ]

556.3±50.0 °C(Predicted)
[density ]

1.409±0.06 g/cm3(Predicted)
[pka]

12.04±0.20(Predicted)
[CAS DataBase Reference]

82-18-8
[EPA Substance Registry System]

Benzamide, N,N'-(9,10-dihydro-9,10-dioxo-1,5-anthracenediyl)bis- (82-18-8)
Hazard InformationBack Directory
[Preparation]

1,5-Diaminoanthraquinone and Benzoyl chloride (2 Moore) condensation.
[Synthesis]

1,5-Bis(benzoylamino)anthraquinone , Indanthren Yellow GK, Mr 446.4, mp 350 ?C, is prepared from 1,5-diaminoanthraquinone with benzoyl chloride or from 1,5- dichloroanthraquinone with benzamide , .
[Properties and Applications]

yellow. Yellow powder. Soluble in four hydrogenated naphthalene and xylene. The strong sulfuric acid for dark olive brown, after diluted orange precipitation; In alkaline insurance powder is in stock for purplish red color; In the acidic insurance powder in the red ones, also for yellow. Can be used for the cotton fabric dyeing.
Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 5 5 6 4-5 5 5 5
AATCC 5 5 5 4 4
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