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2H-1-Benzopyran-2-one,3,3'-methylenebis[4-hydroxy- (66-76-2)

Identification
Name:2H-1-Benzopyran-2-one,3,3'-methylenebis[4-hydroxy-
Synonyms:Coumarin,3,3'-methylenebis[4-hydroxy- (8CI);3,3'-Methylenebis[4-hydroxy-1,2-benzopyrone]; 3,3'-Methylenebis[4-hydroxycoumarin];Acadyl; Acavyl; Antitrombosin; Baracoumin; Bis(4-hydroxycoumarin-3-yl)methane;Bis-3,3'-(4-hydroxycoumarinyl)methane; Bishydroxycoumarin; Cuma; Cumid;Di-4-hydroxy-3,3'-methylenedicoumarin; Dicoumal; Dicoumarin; Dicoumarol;Dicuman; Dicumarine; Dicumarol; Dicumol; Dufalone; Kumoran; Melitoxin; NC 034;NSC 17860; NSC 221570; NSC 41834; Temparin; Trombosan
CAS:66-76-2
EINECS: 200-632-9
Molecular Formula: C19H12 O6
Molecular Weight: 336.31
InChI: InChI=1/C19H12O6/c20-16-10-5-1-3-7-14(10)24-18(22)12(16)9-13-17(21)11-6-2-4-8-15(11)25-19(13)23/h1-8,20-21H,9H2
Molecular Structure: (C19H12O6) Coumarin,3,3'-methylenebis[4-hydroxy- (8CI);3,3'-Methylenebis[4-hydroxy-1,2-benzopyrone]; 3,3'-Methy...
Properties
Transport:UN 2811 6.1/PG 3
Melting Point: 290-292 °C(lit.)
Boiling Point: 620.702°C at 760 mmHg
Density:1.573g/cm3
Refractive index:1.731
Specification:

Removal in wastewater treatment of Bishydroxycoumarin (CAS No.66-76-2) can be stated as follows:
Total removal:2.82  percent
Total biodegradation:0.10  percent
Total sludge adsorption:2.72  percent
Total to Air:0.00  percent
(using 10000 hr Bio P,A,S)

Report:

Reported in EPA TSCA Inventory.

Packinggroup: III
Safety Data
 

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