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21850-44-2

Basic Information
CAS No.: 21850-44-2
Name: Tetrabromobisphenol A bis(dibromopropyl ether)
Molecular Structure:
Molecular Structure of 21850-44-2 (Tetrabromobisphenol A bis(dibromopropyl ether))
Formula: C21H20Br8O2
Molecular Weight: 943.62 .
Synonyms: Propane,2,2-bis[3,5-dibromo-4-(2,3-dibromopropoxy)phenyl]- (8CI);1,1'-Isopropylidenebis[3,5-dibromo-4-(2,3-dibromopropoxy)benzene];2,2-Bis[3,5-dibromo-4-(2,3-dibromopropoxy)phenyl]propane;2,2-Bis[[3,5-dibromo-4-(2,3-dibromopropyloxy)]phenyl]propane;3,3',5,5'-Tetrabromobisphenol A bis(2,3-dibromopropyl) ether;4,4'-Isopropylidenebis[2,6-dibromo-1-(2,3-dibromopropoxy)benzene];Bis(2,3-dibromopropoxy)tetrabromobisphenol A;Bromkal 66-8;D 5532;FG 3100;GX 5532;PE 68;Pyroguard SR 720;Saytex HP 800A;TBBPA-DBPE;
EINECS: 244-617-5
Density: 2.169 g/cm3
Melting Point: 117 °C
Boiling Point: 676.5 °C at 760 mmHg
Flash Point: 287.7 °C
Solubility:
Appearance: White powder or gra
Hazard Symbols:
Risk Codes: 36/37/38
Safety: 26-36/37/39
Transport Information:
PSA: 18.46000
LogP: 10.13690
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  • High Quality Tetrabromobisphenol A bis(dibromopropyl ether)  CAS21850-44-2

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    Product name: Tetrabromobisphenol A Bis(2,3-Dibromopropyl Ether) CAS No.:21850-44-2 Molecule Formula:C21H20Br8O2 Molecule Weight:943.61 Purity: 67.0% Package: 25kg/bag Description:White powder Manufacture Standards:Enterprise Standard

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Chemistry

Molecular Structure:
Molecular Formula: C21H20Br8O2
Molecular Weight: 943.6143
IUPAC Name: 1,3-Dibromo-5-[2-[3,5-dibromo-4-(2,3-dibromopropoxy)phenyl]propan-2-yl]-2-(2,3-dibromopropoxy)benzene
Synonyms of Tetrabromobisphenol A bis(2,3-dibromopropyl ether) (CAS NO.21850-44-2): EINECS 244-617-5 ; Tetrabromobisphenol A bis(2,3-dibromopropyl) ether ; 1,1'-(Isopropylidene)bis(3,5-dibromo-4-(2,3-dibromopropoxy)benzene) ; Benzene, 1,1'-(1-methylethylidene)bis(3,5-dibromo-4-(2,3-dibromopropoxy)-
CAS NO: 21850-44-2
Classification Code: TSCA Flag T [Subject to the Section 4 test rule under TSCA]
Melting Point: 117°C 
H bond acceptors: 2
Freely Rotating Bonds: 10
Polar Surface Area: 18.46 Å2
Index of Refraction: 1.646
Molar Refractivity: 157.89 cm3
Molar Volume: 434.9 cm3
Surface Tension: 51.9 dyne/cm
Density: 2.169 g/cm3
Flash Point: 287.7 °C
Enthalpy of Vaporization: 95.74 kJ/mol
Boiling Point: 676.5 °C at 760 mmHg
Vapour Pressure: 2.14E-17 mmHg at 25°C

 

Uses

 Tetrabromobisphenol A bis(2,3-dibromopropyl ether) (CAS NO.21850-44-2) is a good fire retardant of olefin resin,such as polypropylene, polypropylene fibers, styrene butadiene rubber, polybutadiene rubber.

Safety Profile

Safety Information of Tetrabromobisphenol A bis(2,3-dibromopropyl ether) (CAS NO.21850-44-2):
Risk Statements:36/37/38
36/37/38:Irritating to eyes, respiratory system and skin 
Safety Statements:26-36/37/39
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39:Wear suitable protective clothing, gloves and eye/face protection    
RIDADR:3152
HazardClass:9
PackingGroup:II