Also known as: Bis(pinacolato)diboron, 73183-34-3, 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi(1,3,2-dioxaborolane), Pinacol diborane, Dipinacoldiboron, 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi-1,3,2-dioxaborolane

Molecular Formula

C₁₂H₂₄B₂O₄

Molecular Weight

253.9 g/mol

InChI Key

IPWKHHSGDUIRAH-UHFFFAOYSA-N

FDA UNII

I906W26P4U

1 2D Structure

2D Structure

2 Identification

2.1 Computed Descriptors

2.1.1 IUPAC Name

4,4,5,5-tetramethyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,2-dioxaborolane

2.1.2 InChI

InChI=1S/C12H24B2O4/c1-9(2)10(3,4)16-13(15-9)14-17-11(5,6)12(7,8)18-14/h1-8H3

2.1.3 InChI Key

IPWKHHSGDUIRAH-UHFFFAOYSA-N

2.1.4 Canonical SMILES

B1(OC(C(O1)(C)C)(C)C)B2OC(C(O2)(C)C)(C)C

2.2 Other Identifiers

2.2.1 UNII

I906W26P4U

2.3 Synonyms

2.3.1 MeSH Synonyms

1. B(p)db

2. Bis(pinacolato)diboron

2.3.2 Depositor-Supplied Synonyms

1. Bis(pinacolato)diboron

2. 73183-34-3

3. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi(1,3,2-dioxaborolane)

4. Pinacol Diborane

5. Dipinacoldiboron

6. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi-1,3,2-dioxaborolane

7. Diboron Pinacol Ester

8. B2pin2

9. Miyaura's Reagent

10. 78183-34-3

11. 2,2'-bi-1,3,2-dioxaborolane, 4,4,4',4',5,5,5',5'-octamethyl-

12. 4,4,5,5-tetramethyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,2-dioxaborolane

13. Mfcd00799570

14. Bis(pinacolato)diborane [mi]

15. Bispinacolate Diboron

16. 4,4,5,5-tetramethyl-2-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,2-dioxaborolane

17. Bis(pinacolato) Diboron

18. Bis (pinacolato) Diboron

19. I906w26p4u

20. Bis(2,2,3,3-tetramethyl-2,3-butanedionato)diboron

21. Octamethyl-2,2'-bi(1,3,2-dioxaborolane)

22. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bis(1,3,2-dioxaborolane)

23. Bp-21254

24. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi-1,3,2-dioxaborolan

25. 4,4,5,5,4',4',5',5'-octamethyl-[2,2']bi[[1,3,2]dioxaborolanyl]

26. Bis(pinacolato)dibrorn

27. Unii-i906w26p4u

28. Dipinacol-diboron

29. 4,4,5,5,4',4',5',5'-octamethyl-[2,2']bi[(1,3,2)dioxaborolanyl]

30. Bis(pinacolate)diboron

31. Bis-pinacolate Diboron

32. Bis(pinacolatodiboron)

33. Bis (pinacolato)diboron

34. Bis(pi Nacolatodiboron)

35. Bis(pina Colato)diboron

36. Bis(pina-colato)diboron

37. Bis(pinacol-ato)diboron

38. Bis-(pinacolato)diboron

39. Bis (pinacolato)diborane

40. Bis(pinacolato) Diborane

41. Bis(pinacolato) Diborate

42. Bis-(pinacolato) Diboron

43. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi(1,3,2-dioxaborolane

44. Bis (pinacolato) Diborane

45. Pin2b2

46. Bis(pinacolate)diborane(4)

47. Ec 615-925-0

48. A837739

49. Schembl11221

50. Bis(pinacolato)diboron, 99%

51. Dtxsid30369935

52. Chebi:183312

53. Act02185

54. Bcp07115

55. Cs-d1216

56. Stl415055

57. Akos005259663

58. Zinc169743177

59. Ab07251

60. Ac-1854

61. Am62774

62. As-2373

63. Bis(pinacolato)diborane 73183-34-3

64. Ol10114

65. 4,4,5,5-tetramethyl-2-(4,4,5,5-tetramethyl(1,3,2-dioxaborolan-2-yl))-1,3,2-dioxaborolane

66. Sy001323

67. Octamethyl-2,2'-bi-1,3,2-dioxaborolane

68. Ft-0623090

69. Ft-0654112

70. En300-57239

71. 83b343

72. Q-200724

73. Q4917161

74. 4,4',5,5'-octamethyl-2,2'-bi-1,3,2-dioxaborolane

75. F0001-1852

76. 4,4,4',4',5,5,5',5'-octamethyl 2,2'-bi-1,3,2-dioxaborolane

77. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi1,3,2-dioxaborolane

78. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bl-1,3,2-dioxaborolane

79. 4,4,4',4',5,5,5',5'-octamethyl-2,2-bi-1,3,2-dioxaborolane

80. 4,4,4',4',5,5,5'5'-octamethyl-2,2'-bi(1,3,2-dioxaborolane)

81. 4,4,5,5,4',4',5',5'-octamethyl-2,2'-bi(1,3,2)dioxaborolane

82. 4,4,5,5,4',4',5',5'-octamethyl-2,2'-bi-1,3,2-dioxaborolane

83. 4,4,5,5,4',4',5',5'-octamethyl-2,2'-bi-1,3,2-dioxaborolanyl

84. 4,4,5,5,4',4',5',5'-octamethyl-2,2'bi[1,3,2-dioxaborolanyl]

85. 4,4,4', 4',5,5,5',5'-octamethyl-2,2'-bi(1,3,2-dioxaborolane)

86. 4,4,4',4', 5,5,5',5'-octamethyl-2,2'-bi(1,3,2-dioxaborolane)

87. 4,4,4',4',5 ,5 ,5',5'-octamethyl-2,2'-bi(1,3,2-dioxaborolane)

88. 4,4,4',4',5,5,5',5' -octamethyl-2,2'-bi(1,3,2-dioxaborolane)

89. 4,4,4',4',5,5,5',5'-octa-methyl-2,2'-bi(1,3,2-dioxaborolane)

90. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi (1,3,2-dioxaborolane)

91. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi(1,3,2 Dioxaborolane)

92. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi(1,3,2- Dioxaborolane)

93. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi(1,3,2-dioxa Borolane)

94. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi(1,3,2-dioxa-borolane)

95. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi-(1,3,2-dioxaborolane)

96. 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bis(1,3,2-dioxa-borolane)

97. 4,4,4',4',5,5,5',5'-octamethyl[2,2'-bi-1,3,2-dioxaborolane]

98. 4,4,4\',4\',5,5,5\',5\'-octamethyl-2,2\'-bi-1,3,2-dioxaborolane

99. 4,4,5,5,4',4',5',5'-octamethyl-[2,2']-bi[[1,3,2]dioxaborolanyl]

100. 4,4,5,5,4',4',5',5'-octamethyl-[2,2']bi[[1,3,2 ]dioxaborolanyl]

101. 4,4,5,5,4',4',5',5'-octamethyl-[2,2']bi[[1,3,2] Dioxaborolanyl]

102. 4,4,5,5,4',4',5',5'-octamethyl-[2,2']bi[[1,3,2]-dioxaborolanyl]

103. 4,4,5,5,4',4',5',5'-octamethyl-[2,2']bi[1,3,2]dioxaborolanyl

104. 4,4,5,5,4',4',5',5'-octamethyl-[2,2]-bi[[1,3,2]dioxaborolanyl]

105. 4,4,5,5,4',4',5',5'-octamethyl-[2,2]bi[[1,3,2]dioxaborolanyl]

106. 4,4,5,5,4',4',5',5'-octamethyl-2,2'-bi(1,3,2-dioxaborolane)

107. 4,4,5,5,4',4',5',5'-octamethyl-2,2'-bi[[1,3,2]dioxaborolanyl]

108. 4,4,5,5,4',4',5',5'-octamethyl[2,2']bi[[1,3,2]dioxaborolanyl]

109. 2,2'-bi-1,3,2-dioxaborlane,4,4,4',4',5,5,5',5'-octamethyl-dimethylamine

110. 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

111. 4,4,5,5-tetramethyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2yl)-1,3,2-dioxaborolane

112. 4,4,5,5-tetramethyl-2-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,2-dioxaborolan

113. 4,4,5,5,-tetramethyl-2-(4,4,5,5,-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,2-dioxaborolane

114. 4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl-4',4',5', 5'-tetramethyl-1',3',2'-dioxaborolane

115. 4,4,5,5-tetramethyl-2-(4,4,5,5,-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,2-dioxaborolane

116. 4,4,5,5-tetramethyl-2-(4,4,5,5-tetramethyl (1,3,2-dioxaborolan-2-yl))-1,3,2-dioxaborolane

117. 4,4,5,5-tetramethyl-2-(4,4,5,5-tetramethyl-1,3,2- Dioxaborolan-2-yl)-1,3,2-dioxaborolane

118. 4,4,5,5-tetramethyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,2-dioxa-borolane

2.4 Create Date

2005-07-19

3 Chemical and Physical Properties

Molecular Formula	C₁₂H₂₄B₂O₄
Molecular Weight	253.9 g/mol
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	1
Exact Mass	254.1860696 g/mol
Monoisotopic Mass	254.1860696 g/mol
Topological Polar Surface Area	36.9 Å²
Heavy Atom Count	18
Formal Charge	0
Complexity	286
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
Covalently Bonded Unit Count	1

Bis(Pinacolato)Diborane

Bis(Pinacolato)Diborane

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