Product

1-CHLORO-2-ETHYNYLBENZENE

CAS No.：873-31-4

Other grades of this product :

1-CHLORO-2-ETHYNYLBENZENE Basic information

Product Name:	1-CHLORO-2-ETHYNYLBENZENE
Synonyms:	1-CHLORO-2-ETHYNYLBENZENE;2'-CHLOROPHENYL ACETYLENE;2-CHLOROPHENYLACETYLENE;Benzene, 1-chloro-2-ethynyl- (7CI, 8CI, 9CI);2-Chlorophenylacetylene 98%;1-Chloro-2-ethynylbenzene,(2-Chlorophenyl)acetylene;Benzene, 1-chloro-2-ethynyl-;(2-Chlorophenyl)ethyne
CAS:	873-31-4
MF:	C8H5Cl
MW:	136.58
EINECS:	628-265-3
Product Categories:	Aromatic Halides (substituted);Aromatics Compounds;Aromatics
Mol File:	873-31-4.mol

1-CHLORO-2-ETHYNYLBENZENE Chemical Properties

Boiling point	64-65/15mm
density	1.125 g/mL at 25 °C(lit.)
refractive index	n20/D 1.5710(lit.)
Fp	70 °C
storage temp.	2-8°C
solubility	Soluble in hexane.
form	Liquid
color	Clear colorless to yellow
Stability:	Moisture, Light Sensitive
CAS DataBase Reference	873-31-4(CAS DataBase Reference)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
WGK Germany	3
Hazard Note	Irritant/Keep Cold
HS Code	29036990

MSDS Information

1-CHLORO-2-ETHYNYLBENZENE Usage And Synthesis

Chemical Properties	Colourless Liquid
Uses	1-Chloro-2-ethynylbenzene may be used in the synthesis of 4-(2-chlorophenylethynyl)-3-methyl-5-phenylisoxazole.
Synthesis Reference(s)	Tetrahedron Letters, 22, p. 2495, 1981 DOI: 10.1016/S0040-4039(01)92942-9
General Description	1-Chloro-2-ethynylbenzene is a chlorinated benzene derivative.

1-CHLORO-2-ETHYNYLBENZENE Preparation Products And Raw materials

Raw materials	1-chloro-2-(2,2-dibroMovinyl)benzene-->3-(2-chlorophenyl)-, (Z)-2-Propenoic acid-->[2-(2-chlorophenyl)ethynyl]trimethylsilane-->Benzene, 1-[(1Z)-2-bromoethenyl]-2-chloro--->(1-DIAZO-2-OXO-PROPYL)-PHOSPHONIC ACID DIMETHYL ESTER-->2'-Chloroacetophenone-->2-Chlorobenzaldehyde-->2-Bromochlorobenzene
Preparation Products	2-Chlorostyrene-->1-CHLORO-2-ETHYLBENZENE-->2-Bromo-2'-chloroacetophenone

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