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1,3,2-Dioxaborolane,2,2'-[2,2'-bithiophene]-5,5'-diylbis[4,4,5,5-tetramethyl- (239075-02-6)

Identification
Name:1,3,2-Dioxaborolane,2,2'-[2,2'-bithiophene]-5,5'-diylbis[4,4,5,5-tetramethyl-
Synonyms:5,5'-Di(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiophene
CAS:239075-02-6
Molecular Formula: C20H28 B2 O4 S2
Molecular Weight: 454.22
InChI: InChI=1/C20H28B2O4S2/c1-17(2)18(3,4)24-21(23-17)15-11-9-13(27-15)14-10-12-16(28-14)22-25-19(5,6)20(7,8)26-22/h9-12H,1-8H3
Molecular Structure: (C20H28B2O4S2) 5,5'-Di(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiophene
Properties
Flash Point: 274.612°C
Boiling Point: 530.458°C at 760 mmHg
Density:1.17g/cm3
Refractive index:1.546
Specification:

The 2,2'-Bithiophene-5,5'-diboronic acid bis(pinacol) ester with cas registry number of 239075-02-6, belongs to the following product categories: (1)Organoborons; (2)Thiophene; (3)Boronate Esters; (4)Boronic Acids and Derivatives; (5)Heteroaryl. Its systematic name is 2,2'-(2,2'-bithiene-5,5'-diyl)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane).

Physical properties about this chemical are: (1)#H bond acceptors: 4; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 3; (4)Polar Surface Area: 93.4 Å2; (5)Index of Refraction: 1.546; (6)Molar Refractivity: 113.15 cm3; (7)Molar Volume: 357.565 cm3; (8)Polarizability: 44.856×10-24cm3; (9)Surface Tension: 40.164 dyne/cm; (10)Enthalpy of Vaporization: 77.546 kJ/mol; (11)Vapour Pressure: 0 mmHg at 25°C.

You can still convert the following datas into molecular structure: 
(1)SMILES:O1B(OC(C1(C)C)(C)C)c2sc(cc2)c4sc(B3OC(C)(C)C(O3)(C)C)cc4;
(2)InChI:InChI=1/C20H28B2O4S2/c1-17(2)18(3,4)24-21(23-17)15-11-9-13(27-15)14-10-12-16(28-14)22-25-19(5,6)20(7,8)26-22/h9-12H,1-8H3;
(3)InChIKey:XWWXVHGWYCXJCJ-UHFFFAOYAU;
(4)Std. InChI:InChI=1S/C20H28B2O4S2/c1-17(2)18(3,4)24-21(23-17)15-11-9-13(27-15)14-10-12-16(28-14)22-25-19(5,6)20(7,8)26-22/h9-12H,1-8H3;
(5)Std. InChIKey:XWWXVHGWYCXJCJ-UHFFFAOYSA-N

Flash Point: 274.612°C
Safety Data
 

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