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4-Ethynylpyridine hydrochloride

4-Ethynylpyridine hydrochloride Structure
4-Ethynylpyridine hydrochloride structure
CAS No.
352530-29-1
Chemical Name:
4-Ethynylpyridine hydrochloride
Synonyms
4-EthynyL;CAS:352530-29-1;pyridine hydrochL;4-Ethynylpyridine HCl;4-pyridylacetylene HCl;4-Ethynylpyridine hychloride;4-Ethynylpyridine hydrochloride;4-Ethynylpyridinehychloride salt;REF DUPL: 4-pyridylacetylene HCl;4-Pyridylacetylene Hydrochloride
CBNumber:
CB6966199
Molecular Formula:
C7H6ClN
Molecular Weight:
139.58
MDL Number:
MFCD03093912
MOL File:
352530-29-1.mol
MSDS File:
SDS
Last updated:2026-05-28 01:58:04
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4-Ethynylpyridine hydrochloride Properties

Melting point 150 °C (dec.) (lit.)
storage temp. under inert gas (nitrogen or Argon) at 2-8°C
form solid
color Yellow to Brown to Dark green
InChI InChI=1S/C7H5N.ClH/c1-2-7-3-5-8-6-4-7;/h1,3-6H;1H
InChIKey KFBZWZGIZHLUBX-UHFFFAOYSA-N
SMILES C(C1=CC=NC=C1)#C.Cl
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P305+P351+P338-P280a-P304+P340-P405-P501a
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
HS Code  29333999
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704
1
2 1

4-Ethynylpyridine hydrochloride price More Price(52)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 530921 4-Ethynylpyridine hydrochloride solid, 97% 352530-29-1 10g $895 2022-05-15 Buy
TCI Chemical E1043 4-Ethynylpyridine Hydrochloride >95.0%(HPLC)(T) 352530-29-1 1g $64 2026-04-30 Buy
TCI Chemical E1043 4-Ethynylpyridine Hydrochloride >95.0%(HPLC)(T) 352530-29-1 5g $190 2026-04-30 Buy
TRC TRC-B124843-50MG 4-Ethynylpyridine Hydrochloride (>85%) 352530-29-1 50mg $72 2026-06-03 Buy
TRC TRC-B124843-500MG 4-Ethynylpyridine Hydrochloride (>85%) 352530-29-1 500mg $109 2026-06-03 Buy
Product number Packaging Price Buy
530921 10g $895 Buy
E1043 1g $64 Buy
E1043 5g $190 Buy
TRC-B124843-50MG 50mg $72 Buy
TRC-B124843-500MG 500mg $109 Buy

4-Ethynylpyridine hydrochloride Chemical Properties, Uses, Production

Uses

4-Ethynylpyridine hydrochloride may be used in the preparation of the following 2-methyl-6-(phenylethynyl)pyridine (MPEP) analogs:

  • 1,4-bis(pyridin-4-ylethynyl)benzene
  • 4-((5,5-dimethyl-1,3,2-dioxaborinan-2-yl)ethynyl)pyridyl
  • 4-((3-iodophenyl)ethynyl)pyridine
  • 4-((4-iodophenyl)ethynyl)pyridine
  • 1,4-di(pyridine-4-yl)buta-1,3-diyne

It may also be used in the preparation of:
  • (rac)-2,8-bis(4-pyridylethynyl)-4,10-dimethyl-5,11-methano-6H,12H-dibenzo[b,f][1,5]diazocine, a Trger′s base derived bis(pyridyl) ligand
  • (2RS,6RS)-2-(4-methoxyphenyl)-6-(2-(4-(pyridin-4-yl)-1H-1,2,3-triazol-1-yl)ethyl)dihydro-2H-pyran-4(3H)-one, a substituted tetrahydropyrone
  • BINOL (1,1′-bi-2-naphthol)-based bis(4-pyridyl) ligands

General Description

4-Ethynylpyridine hydrochloride acts as a ligand for the synthesis of various metallic complexes.

4-Ethynylpyridine hydrochloride Preparation Products And Raw materials

Raw materials

Preparation Products

4-Ethynylpyridine hydrochloride Suppliers

Global Suppliers ( 166)
Supplier Tel Email Country ProdList Advantage
Shanghai XIYU Chemical Technology Co.,Ltd. 021-15000143735 15221126179 sala@xiyuchem.com China 375 55
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
New Energy Chemicals 0515-82159099 13770142076 info@njuchem.com China 251 65
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18 China 18187 66
JinYan Chemicals(ShangHai) Co.,Ltd. 13817811078 sales@jingyan-chemical.com China 9963 60
Jia Xing Isenchem Co.,Ltd 0573-85285100 18627885956 isenchem@163.com China 9389 66
Pure Chemistry Scientific Inc. 001-857-928-2050 or 1-888-588-9418 sales@chemreagents.com United States 10174 62
Supplier Advantage
Shanghai XIYU Chemical Technology Co.,Ltd. 55
J & K SCIENTIFIC LTD. 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 62
New Energy Chemicals 65
Alfa Aesar 84
Energy Chemical 61
Capot Chemical Co., Ltd 66
JinYan Chemicals(ShangHai) Co.,Ltd. 60
Jia Xing Isenchem Co.,Ltd 66
Pure Chemistry Scientific Inc. 62

View Latest Price from 4-Ethynylpyridine hydrochloride manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
4-Ethynylpyridine hydrochloride pictures 2026-08-20 4-Ethynylpyridine hydrochloride
352530-29-1
 $1.10 1g 99.00% 100 Tons Min Dideu Industries Group Limited
4-Ethynylpyridine hydrochloride pictures 2021-07-02 4-Ethynylpyridine hydrochloride
352530-29-1
 $10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd
4-Ethynylpyridine hydrochloride pictures 2020-01-09 4-Ethynylpyridine hydrochloride
352530-29-1
 $1.00 1KG 98% HPLC 10 tons/month Career Henan Chemical Co

4-Ethynylpyridine hydrochloride Spectrum

4-Ethynylpyridine hydrochloride(352530-29-1)1HNMR4-Ethynylpyridine hydrochloride(352530-29-1)IR

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4-Ethynylpyridine HCl 4-Ethynylpyridine hychloride 4-Ethynylpyridine hydrochloride 4-pyridylacetylene HCl REF DUPL: 4-pyridylacetylene HCl 4-Ethynylpyridinehychloride salt 4-EthynyL pyridine hydrochL 4-Ethynylpyridine hydrochloride solid, 97% 4-Ethynylpyridinehydrochloride,97% 4-EthynylpyridineHydrochloride> 4-Pyridylacetylene Hydrochloride 4-Ethynylpyridine hydrochloride ISO 9001：2015 REACH CAS:352530-29-1 4-ethynylpyridine hydrochloride - [E23238] 4-Ethynylpyridine Hydrochloride (>85%) 352530-29-1 C7H5NHCl C7H5N8901HCl C7H5NClH Heterocycle-Pyridine series C7 and C8 Heterocyclic Building Blocks Pyridines Heterocyclic Compounds