Skip to Content
Merck
CN

499935

5-Chloro-2-thienylboronic acid

Synonym(s):

(5-Chlorothiophen-2-yl)boronic acid, 5-Chlorothiophene-2-boronic acid

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C4H4BClO2S
CAS Number:
Molecular Weight:
162.40
UNSPSC Code:
12352103
PubChem Substance ID:
MDL number:
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


mp

136-140 °C (lit.)

functional group

chloro

storage temp.

2-8°C

SMILES string

OB(O)c1ccc(Cl)s1

InChI

1S/C4H4BClO2S/c6-4-2-1-3(9-4)5(7)8/h1-2,7-8H

InChI key

JFCLNCVCDFUJPO-UHFFFAOYSA-N

Application

Reactant for:
  • Suzuki-Miyaura cross-couplings using palladium catalyst
  • Preparation of biologically and pharmacologically active molecules

Other Notes

Contains varying amounts of anhydride


pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

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

Visit the Document Library