Tel:

Email:

EN
Cat. No. Size / Unit Price Qty
CS-W001157 4
Total: USD 88.00

3-Ethynylthiophene

  • CAS No. 67237-53-0

  • Cat. No. CS-W011287
  • Purity≥97%
  • MDL No.MFCD04039973

*For research and further manufacturing use only, not for direct human use.

3-Ethynylthiophene|CS-W011287

Structure of 67237-53-0

Please choose your location and provide accurate information for you
Size Stock
Price Quantity

* Please select Quantity before adding items.

General Information

  • CAS No. 67237-53-0
  • Cat. No. CS-W011287
  • Purity ≥97%
  • MDL No. MFCD04039973
  • Storage 4°C
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₆H₄S
  • Molecular Weight 108.16
  • Synonym(s) 3-Thienylacetylene
  • SMILES C#CC1=CSC=C1

Description

3-Ethynylthiophene may be used in the synthesis of the following:1-(2-bromobenzyl)-4-(thiophen-3-yl)-1H-1,2,3-triazole which is obtained by heating with 2-iodophenylethylazide in the presence of copper acetate monohydrate catalyst in N-methyl-2-pyrrolidoneN-benzyl-1-phenyl-5-(thiophen-3-yl)-4-pentyn-2-amine via a multi-step reaction process[(C4H3S-3)CCAg]n, a polymeric compound obtained via reaction with silver nitrate in the presence of triethylamine in acetonitrile4,5-bis(thiophen-3-ylethynyl)phthalonitrile via Sonogashira cross-coupling reaction with 4,5-dichlorophthalonitrile

Application

3-Ethynylthiophene serves as a versatile building block in synthetic organic chemistry, enabling palladium-catalyzed coupling reactions such as Sonogashira and Stille transformations. Its conjugated alkyne functionality offers enhanced stability and ease of purification compared to more reactive alternatives, facilitating the construction of complex heterocyclic systems and π-conjugated scaffolds relevant to materials science and medicinal chemistry applications.

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS02,GHS05,GHS07
Signal Word : Danger
UN#: 1993
Class : 3
Packing Group : Ⅲ
Hazard Statements : H226-H315-H318-H335
Precautionary Statements : P210-P233-P240-P241-P242-P243-P261-P264-P271-P280-P302+P352-P304+P340-P362+P364-P370+P378-P405-P501

Quality Control

To search for quality control of cas , please enter both the product number and the lot/batch number.

Computational Chemistry Data

  • TPSA   0
  • LogP   1.7294
  • H_Acceptors   1
  • H_Donors   0
  • Rotatable_Bonds   0

Other Classifications

Recently Viewed Products

Leave US a Message
Upload Pictures

Key Words

  • 3-Ethynylthiophene sigma3-Ethynylthiophene manufacturer3-Ethynylthiophene price3-Ethynylthiophene structure3-Ethynylthiophene SDSbuy 3-Ethynylthiophene3-Ethynylthiophene supplier3-Ethynylthiophene uses3-Ethynylthiophene molecular weightprice of 3-Ethynylthiophene3-Ethynylthiophene chemical name formula of 3-Ethynylthiophene
This product is not sold in the region.
Confirm
How to get a Lot Number

Lot numbers can be found on the outside label of a product:

ChemScene Label