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2-chloroethynylbenzene

CAS No.
1483-82-5
Chemical Name:
2-chloroethynylbenzene
Synonyms
(Chlor&œthynyl)benzene;(Chloroethynyl)benzene;2-chloroethynylbenzene;Phenylethynyl chloride;1-Chloro-2-phenylethyne;1-Chloro-2-phenylacetylene;Benzene, (2-chloroethynyl)-;(Chloroethynyl)benzene >=95.0% (HPLC)
CBNumber:
CB01454211
Molecular Formula:
C8H5Cl
Molecular Weight:
136.58
MDL Number:
MFCD17013535
MOL File:
1483-82-5.mol
MSDS File:
SDS
Last updated:2026-05-27 17:18:29
Product description Number Pack Size Price
(Chloroethynyl)benzene ≥95.0% (HPLC) 728241 500mg $427
(Chloroethynyl)benzene 97% OR75340 100mg $226
(Chloroethynyl)benzene 97% OR75340 250mg $395
(Chloroethynyl)benzene 97% OR75340 1g $1049
(Chloroethynyl)benzene 97% OR75340 100mg $226

2-chloroethynylbenzene Properties

Boiling point 72 °C(Press: 15 Torr)
Density 1.1271 g/cm3
Flash point 70℃
storage temp. -20°C
form liquid
BRN 1856338
InChI 1S/C8H5Cl/c9-7-6-8-4-2-1-3-5-8/h1-5H
InChIKey GDWZLADUGAKASM-UHFFFAOYSA-N
SMILES ClC#Cc1ccccc1
UNSPSC Code 12352200
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P305+P351+P338-P332+P313-P337+P313
Hazard Codes  Xi
Risk Statements  36/38
Safety Statements  26
WGK Germany  3
HS Code  29039990
Storage Class 10 - Combustible liquids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2

2-chloroethynylbenzene price More Price(13)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 728241 (Chloroethynyl)benzene ≥95.0% (HPLC) 1483-82-5 500mg $427 2026-04-30 Buy
Apolloscientific OR75340 (Chloroethynyl)benzene 97% 1483-82-5 100mg $226 2026-06-04 Buy
Apolloscientific OR75340 (Chloroethynyl)benzene 97% 1483-82-5 250mg $395 2026-06-04 Buy
Apolloscientific OR75340 (Chloroethynyl)benzene 97% 1483-82-5 1g $1049 2026-06-04 Buy
Apolloscientific OR75340 (Chloroethynyl)benzene 97% 1483-82-5 100mg $226 2026-06-04 Buy
Product number Packaging Price Buy
728241 500mg $427 Buy
OR75340 100mg $226 Buy
OR75340 250mg $395 Buy
OR75340 1g $1049 Buy
OR75340 100mg $226 Buy

2-chloroethynylbenzene Chemical Properties,Uses,Production

Uses

2-chloroethynylbenzene could be used: reacts with tertiary enolates to form phenylethynyl adducts; starting material for the preparation of ynamines, ynehydrazines, alkynylphosphonates, and alkynyl ethers.

Uses

1. Miller, S. I.; Ziegler, G. R.; Wieleseck, R. OSC 1973, 5, 921.
2. Pangon, G.; Phillippe, J.-L.; Cadiot, P. CR(C) 1973, 277, 879.
3. Murray, R. E. SC 1980, 10, 345.

Preparation

The preparation method of 2-chloroethynylbenzene is by reaction of phenylacetylene with sodium hypochlorite; it can also be prepared by reaction of sodium phenylacetylide with p-toluenesulfonyl chloride or lithium phenylacetylide and N-chlorosuccinimide.

Synthesis Reference(s)

The Journal of Organic Chemistry, 41, p. 1487, 1976 DOI: 10.1021/jo00871a001
Synthetic Communications, 19, p. 2877, 1989 DOI: 10.1080/00397918908052676

2-chloroethynylbenzene Preparation Products And Raw materials

Raw materials

Preparation Products

2-chloroethynylbenzene Suppliers

Global( 17)Suppliers
Supplier Tel Email Country ProdList Advantage
Aladdin Scientific
tp@aladdinsci.com United States 57505 58
Shanghai Scibiotron Pharmaceutical Co., Ltd
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SHANGHAI YOUNG-CHEM CHEMICAL CO., LTD.
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Adamas Reagent, Ltd. 400-6009262 15618770481 yhx@titansci.com China 14100 59
Beijing Taiya Jie Technology Development Co., Ltd. 021-33690831-8001 13552411790 postmaster@tyjchem.cn China 1542 55
Sigma-Aldrich 021-61415566 800-8193336 orderCN@merckgroup.com China 51395 80
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Beijing Minruida Technology Co., Ltd. 010-82387566 18001021521; sales@mreda.com.cn China 19328 58
Bide Pharmatech Ltd. 400-1647117 13681763483 product02@bidepharm.com China 59936 58
Shanghai Haohong Scientific Co., Ltd. 400-8210725 4008210725 malulu@leyan.com China 39565 58
2-chloroethynylbenzene (Chloroethynyl)benzene 1-Chloro-2-phenylacetylene 1-Chloro-2-phenylethyne Phenylethynyl chloride Benzene, (2-chloroethynyl)- (Chloroethynyl)benzene >=95.0% (HPLC) (Chlor&&oelig thynyl)benzene 1483-82-5