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Merck
CN

672890

3,4-Dichlorophenylacetylene

97%

Synonym(s):

1,2-Dichloro-4-ethynylbenzene, 3,4-Dichloro-1-ethynylbenzene

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About This Item

Empirical Formula (Hill Notation):
C8H4Cl2
CAS Number:
556112-20-0
Molecular Weight:
171.02
NACRES:
NA.22
PubChem Substance ID:
329760533
UNSPSC Code:
12352100
MDL number:
MFCD07783046
Assay:
97%
Form:
solid

Key Documents

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form

solid

InChI key

MJHFEHXRVNTQIL-UHFFFAOYSA-N

SMILES string

Clc1ccc(cc1Cl)C#C

InChI

1S/C8H4Cl2/c1-2-6-3-4-7(9)8(10)5-6/h1,3-5H

assay

97%

mp

38-42 °C

functional group

chloro

Quality Level

100

Related Categories

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Aquatic Chronic 4 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

205.0 °F - closed cup

flash_point_c

96.1 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCF3366
MKBL7085V
MKBL6171V
MKBC6954V
MKBC6954

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