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Safety Information

672890

Sigma-Aldrich

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
MDL number:
MFCD07783046
UNSPSC Code:
12352100
PubChem Substance ID:
329760533
NACRES:
NA.22

Quality Level

100

Assay

97%

form

solid

mp

38-42 °C

functional group

chloro

SMILES string

Clc1ccc(cc1Cl)C#C

InChI

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

InChI key

MJHFEHXRVNTQIL-UHFFFAOYSA-N

Related Categories

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335,H413

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

205.0 °F - closed cup

Flash Point(C)

96.1 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

672890-1G:
672890-BULK:
672890-VAR:

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Certificates of Analysis (COA)

Lot/Batch Number
MKCF3366
MKBL7085V
MKBL6171V
MKBC6954V
MKBC6954

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Sigma-Aldrich

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Global Trade Item Number

SKUGTIN
672890-1G4061832735276

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