655856

4,4,5,5-Tetramethyl-1,3,2-dioxaborolane

97%

Manufacturer: Sigma Aldrich

CAS Number: 25015-63-8

Synonym(S): HBpin, Pinacolborane

Select a Size

Pack Size SKU Availability Price
5 G 655856-5-G In Stock ₹ 5,200.00
25 G 655856-25-G In Stock ₹ 13,270.00
100 G 655856-100-G In Stock ₹ 47,316.08

655856 - 5 G

₹ 5,200.00

In Stock

Quantity

1

Base Price: ₹ 5,200.00

GST (18%): ₹ 936.00

Total Price: ₹ 6,136.00

Quality Level

100

Assay

97%

refractive index

n20/D 1.396 (lit.)

bp

42-43 °C/50 mmHg (lit.)

density

0.882 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

CC1(C)OBOC1(C)C

InChI

1S/C6H13BO2/c1-5(2)6(3,4)9-7-8-5/h7H,1-4H3

InChI key

UCFSYHMCKWNKAH-UHFFFAOYSA-N

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Description

  • Application: 4,4,5,5-Tetramethyl-1,3,2-dioxaborolane may be used for:Borylation at the benzylic C-H bond of alkylbenzenes in the presence of a palladium catalyst to form pinacol benzyl boronate.[1]Hydroboration of alkyl or aryl alkynes and alkenes in the presence of transition metal catalysts.[2]Coupling with aryl iodides in the presence of a copper catalyst to form aryl boronates.[3]Asymmetric hydroboration of 1,3-enynes to form chiral allenyl boronates.[4]

SAFETY INFORMATION

Pictograms

GHS02

Signal Word

Danger

Hazard Statements

H225,H261

Precautionary Statements

P210 - P231 + P232 - P233 - P280 - P302 + P335 + P334 - P370 + P378

Hazard Classifications

Flam. Liq. 2 - Water-react 2

WGK

WGK 3

Flash Point(F)

41.0 °F

Flash Point(C)

5 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Show Difference

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Sigma Aldrich

655856

97%...


Quality Level:
100

Assay:
97%

refractive index:
n20/D 1.396 (lit.)

bp:
42-43 °C/50 mmHg (lit.)

density:
0.882 g/mL at 25 °C (lit.)

storage temp.:
2-8°C

SMILES string:
CC1(C)OBOC1(C)C

InChI:
1S/C6H13BO2/c1-5(2)6(3,4)9-7-8-5/h7H,1-4H3

InChI key:
UCFSYHMCKWNKAH-UHFFFAOYSA-N

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SMILES string:
COC(=O)c1ccc(N)c(Br)c1

InChI:
1S/C8H8BrNO2/c1-12-8(11)5-2-3-7(10)6(9)4-5/h2-4H,10H2,1H3

InChI key:
AIUWAOALZYWQBX-UHFFFAOYSA-N

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