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ChemicalBook >> CAS DataBase List >>3,4-DICHLOROPHENYLACETYLENE

3,4-DICHLOROPHENYLACETYLENE

3,4-DICHLOROPHENYLACETYLENE Structure
3,4-DICHLOROPHENYLACETYLENE structure
CAS No.
556112-20-0
Chemical Name:
3,4-DICHLOROPHENYLACETYLENE
Synonyms
3,4-DICHLOROPHENYLACETYLENE;3,4-DICHLORO-1-ETHYNYLBENZENE;1,2-DICHLORO-4-ETHYNYL-BENZENE;Benzene, 1,2-dichloro-4-ethynyl-;1,2-Dichloro-4-ethynylbenzene - [D94225];3,4-DICHLOROPHENYLACETYLENE ISO 9001：2015 REACH;1,2-Dichloro-4-ethynylbenzene, 3,4-Dichloro-1-ethynylbenzene
CBNumber:
CB5370861
Molecular Formula:
C8H4Cl2
Molecular Weight:
171.02
MDL Number:
MFCD07783046
MOL File:
556112-20-0.mol
MSDS File:
SDS
Last updated:2026-05-28 01:58:58
Product description Number Pack Size Price
3,4-Dichlorophenylacetylene 97% 672890 1g $100
3,4-Dichlorophenylacetylene GXA11220 0.25g $250
3,4-Dichlorophenylacetylene GXA11220 2.5g $855.5
3,4-Dichlorophenylacetylene ≥95% OR5185 1g $51
3,4-Dichlorophenylacetylene ≥95% OR5185 5g $63
Request For Quotation

3,4-DICHLOROPHENYLACETYLENE Properties

Melting point 38-42 °C
Boiling point 225.1±30.0 °C(Predicted)
Density 1.31±0.1 g/cm3(Predicted)
Flash point 96 °C
storage temp. 2-8°C
form fluffy crystalline powder
color Pale orange/gold
InChI 1S/C8H4Cl2/c1-2-6-3-4-7(9)8(10)5-6/h1,3-5H
InChIKey MJHFEHXRVNTQIL-UHFFFAOYSA-N
SMILES Clc1ccc(cc1Cl)C#C
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-H413
Precautionary statements  P273-P302+P352-P305+P351+P338
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36/37
WGK Germany  3
Hazard Note  Irritant
HS Code  2903998090
Storage Class 11 - Combustible Solids
Hazard Classifications Aquatic Chronic 4
Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

3,4-DICHLOROPHENYLACETYLENE price More Price(46)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 672890 3,4-Dichlorophenylacetylene 97% 556112-20-0 1g $100 2026-04-30 Buy
Biosynth GXA11220 3,4-Dichlorophenylacetylene 556112-20-0 0.25g $250 2026-06-04 Buy
Biosynth GXA11220 3,4-Dichlorophenylacetylene 556112-20-0 2.5g $855.5 2026-06-04 Buy
Apolloscientific OR5185 3,4-Dichlorophenylacetylene ≥95% 556112-20-0 1g $51 2026-06-04 Buy
Apolloscientific OR5185 3,4-Dichlorophenylacetylene ≥95% 556112-20-0 5g $63 2026-06-04 Buy
Product number Packaging Price Buy
672890 1g $100 Buy
GXA11220 0.25g $250 Buy
GXA11220 2.5g $855.5 Buy
OR5185 1g $51 Buy
OR5185 5g $63 Buy

3,4-DICHLOROPHENYLACETYLENE Chemical Properties,Uses,Production

3,4-DICHLOROPHENYLACETYLENE synthesis

1041171-19-0
556112-20-0
Synthesis of 3,4-DICHLOROPHENYLACETYLENE from Ethanamine, N-[(3,5-dichlorophenyl)methylene]-2,2-diethoxy-

3,4-DICHLOROPHENYLACETYLENE Preparation Products And Raw materials

Raw materials

1-Bromo-3,4-dichlorobenzene 3,4-Dichlorobenzaldehyde 3,4-DICHLOROPHENETHYL ALCOHOL Carbon tetrabromide Trimethylsilylacetylene
Bis(triphenylphosphine)palladium(II) chloride

1of2

Preparation Products

3',4'-DICHLOROACETOPHENONE

3,4-DICHLOROPHENYLACETYLENE Suppliers

Global( 64)Suppliers
Supplier Tel Email Country ProdList Advantage
Alchem Pharmtech,Inc. 		8485655694 sales@alchempharmtech.com United States 63687 58
Neostar United (Changzhou) Industrial Co., Ltd. 		+86-0519-85551759 +8613506123987 marketing1@neostarunited.com China 8828 58
Career Henan Chemica Co 		+86-0371-86658258 +8613203830695 laboratory@coreychem.com China 30225 58
Shaanxi Dideu Medichem Co. Ltd 		+86-029-89586680 +86-18192503167 1026@dideu.com China 9996 58
Dayang Chem (Hangzhou) Co.,Ltd. 		+86-0571-88938639 +8617705817739 info@dycnchem.com China 52705 58
PT CHEM GROUP LIMITED 		+86-85511178; peter68@ptchemgroup.com China 35425 58
GIHI CHEMICALS CO.,LIMITED 		+86-571-86217390; +8618058761490 info@gihichemicals.com China 49969 58
Aladdin Scientific 		tp@aladdinsci.com United States 57505 58
Shanghai Scibiotron Pharmaceutical Co., Ltd 		+86-16621589600 contact@scibiotron.com China 5999 58
SHANGHAI YOUNG-CHEM CHEMICAL CO., LTD. 		+8613817489192 hebe@ychemchemical.com China 2435 58
Supplier Advantage
Alchem Pharmtech,Inc. 		58
Neostar United (Changzhou) Industrial Co., Ltd. 		58
Career Henan Chemica Co 		58
Shaanxi Dideu Medichem Co. Ltd 		58
Dayang Chem (Hangzhou) Co.,Ltd. 		58
PT CHEM GROUP LIMITED 		58
GIHI CHEMICALS CO.,LIMITED 		58
Aladdin Scientific 		58
Shanghai Scibiotron Pharmaceutical Co., Ltd 		58
SHANGHAI YOUNG-CHEM CHEMICAL CO., LTD. 		58

3,4-DICHLOROPHENYLACETYLENE Spectrum

3,4-DICHLOROPHENYLACETYLENE(556112-20-0)1HNMR3,4-DICHLOROPHENYLACETYLENE(556112-20-0)FT-IR

556112-20-0(3,4-DICHLOROPHENYLACETYLENE)Related Search:

3-(3,4-DICHLOROPHENYL)-2-PROPYN-1-OL 4-(3,4-DICHLOROPHENYL)-2-METHYL-3-BUTYN-2-OL 4-(3,4-DICHLOROPHENYL)-3-BUTYN-2-OL 3,4-DICHLOROPHENYLACETYLENE
3,4-DICHLOROPHENYLACETYLENE 3,4-DICHLORO-1-ETHYNYLBENZENE 1,2-DICHLORO-4-ETHYNYL-BENZENE Benzene, 1,2-dichloro-4-ethynyl- 1,2-Dichloro-4-ethynylbenzene, 3,4-Dichloro-1-ethynylbenzene 3,4-DICHLOROPHENYLACETYLENE ISO 9001：2015 REACH 1,2-Dichloro-4-ethynylbenzene - [D94225] 556112-20-0 C8H4Cl2