CAS 239075-02-6|5,5'-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-2,2'-BITHIOPHEN

Introduction：Basic information about CAS 239075-02-6|5,5'-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-2,2'-BITHIOPHEN, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common Name5,5'-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-2,2'-BITHIOPHENE
CAS Number239075-02-6Molecular Weight418.18600
Density1.17g/cm3Boiling Point530.458ºC at 760 mmHg
Molecular FormulaC20H28B2O4S2Melting Point208-212ºC
MSDSChineseUSAFlash Point274.612ºC

Names

Name4,4,5,5-tetramethyl-2-[5-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl]thiophen-2-yl]-1,3,2-dioxaborolane
SynonymMore Synonyms

Chemical & Physical Properties

Density1.17g/cm3
Boiling Point530.458ºC at 760 mmHg
Melting Point208-212ºC
Molecular FormulaC20H28B2O4S2
Molecular Weight418.18600
Flash Point274.612ºC
Exact Mass418.16200
PSA93.40000
LogP4.07500
Vapour Pressure0mmHg at 25°C
Index of Refraction1.546
InChIKeyXWWXVHGWYCXJCJ-UHFFFAOYSA-N
SMILESCC1(C)OB(c2ccc(-c3ccc(B4OC(C)(C)C(C)(C)O4)s3)s2)OC1(C)C

Safety Information

Personal Protective EquipmentEyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
RIDADRNONH for all modes of transport
HS Code2934999090

Customs

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Synonyms

2,2'-[2,2']-bithiophenyl-5,5'-ylbis(4,4,5,5-tetramethyl)[1,3,2]dioxaborolane
MFCD06798112
5,5'-di(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiophene
2,2'-Bithiophene-5,5'-diboronic Acid Bis(pinacol) Ester
2,5'-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)bithiophene
2,2'-BIS(DICYCLOHEXYLPHOSPHINO)-1,1'-BINAPHTHYL
5,5'-Bis(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiophene
2,2'-Bithiophene-5,5'-diboronic acid pinacol ester
2,5-bis(4,4,5,5-tetramethyl[1,3,2]dioxaborolan-2-yl)-2,2-bithiophene
2,2'-bithiophene-5,5'-diboronic acid bis(pinacolyl) ester
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