Skip to Content
Merck
All Photos(2)

Key Documents

View All Documentation

578878

Sigma-Aldrich

2,2′−Bithiophene-5-boronic acid pinacol ester

Synonym(s):

5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2′-bithiophene

Sign Into View Organizational & Contract Pricing
All Photos(2)

About This Item

Empirical Formula (Hill Notation):
C14H17BO2S2
CAS Number:
479719-88-5
Molecular Weight:
292.22
MDL number:
MFCD04039974
UNSPSC Code:
12352103
PubChem Substance ID:
24880956
NACRES:
NA.23

refractive index

n20/D 1.5900 (lit.)

Quality Level

100

mp

35.5-38.0 °C (average)

SMILES string

CC1(C)OB(OC1(C)C)c2ccc(s2)-c3cccs3

InChI

1S/C14H17BO2S2/c1-13(2)14(3,4)17-15(16-13)12-8-7-11(19-12)10-6-5-9-18-10/h5-9H,1-4H3

InChI key

HPOQARMSOPOZMW-UHFFFAOYSA-N

Related Categories

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
SHBQ9457
SHBF9631V
SHBD1421V
SHBB7908V
87196DJV

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service