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Merck
CN

46259

1,1,2,2-Tetrachloroethane

analytical standard

Synonym(s):

Acetylene tetrachloride

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About This Item

Linear Formula:
CHCl2CHCl2
CAS Number:
79-34-5
Molecular Weight:
167.85
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329757111
EC Number:
201-197-8
Beilstein/REAXYS Number:
969206
MDL number:
MFCD00000848

Key Documents

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InChI key

QPFMBZIOSGYJDE-UHFFFAOYSA-N

InChI

1S/C2H2Cl4/c3-1(4)2(5)6/h1-2H

SMILES string

ClC(Cl)C(Cl)Cl

grade

analytical standard

vapor density

5.8 (vs air)

vapor pressure

8 mmHg ( 20 °C)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

Quality Level

100

bp

147 °C (lit.)

mp

−43 °C (lit.)

density

1.586 g/mL at 25 °C (lit.)

application(s)

environmental

format

neat

storage temp.

2-8°C

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Application

1,1,2,2-Tetrachloroethane may be used as an extraction solution for the simultaneous determination of chloramphenicol and thiamphenicol in honey samples using dispersive liquid-liquid microextraction followed by high-performance liquid chromatography.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

pictograms

Skull and crossbonesEnvironment
GHS06,GHS09

signalword

Danger

Hazard Classifications

Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Aquatic Chronic 2

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

非剧毒-急性毒性1
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Certificates of Analysis (COA)

Lot/Batch Number
BCCM8502
BCCM8499
BCCK4400
BCCK0944
BCCH5973

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Dispersive liquid--liquid microextraction followed by high-performance liquid chromatography as an efficient and sensitive technique for simultaneous determination of chloramphenicol and thiamphenicol in honey
Chen H, et al.
Analytica Chimica Acta, 632(1), 80-85 (2009)
Wan-Chun Tsai et al.
Journal of chromatography. A, 1216(45), 7846-7850 (2009-10-07)
A novel sample preparation method "Dispersive liquid-liquid-liquid microextraction" (DLLLME) was developed in this study. DLLLME was combined with liquid chromatography system to determine chlorophenoxy acid herbicide in aqueous samples. DLLLME is a rapid and environmentally friendly sample pretreatment method. In
Simona Rossetti et al.
Biotechnology and bioengineering, 100(2), 240-249 (2008-04-24)
An anaerobic microcosm set up with aquifer material from a 1,1,2,2-tetrachloroethane (TeCA) contaminated site and amended with butyrate showed a complete TeCA dechlorination to ethene. A structure analysis of the microbial community was performed by fluorescence in situ hybridization (FISH)
Jiaheng Zhang et al.
Talanta, 88, 330-337 (2012-01-24)
A novel pretreatment method termed ultrasound-assisted dispersive liquid-liquid microextraction (UADLLME) coupled with high-performance liquid chromatography-ultraviolet detector (HPLC-UV) was applied for the detection of four synthesized metabolites of mequindox in pig urine samples. A total volume of 200 μL of methanol
Maciej Bujak et al.
Chemical communications (Cambridge, England), 47(31), 8769-8771 (2011-05-28)
Directional Cl···Cl type I and II interactions govern the low-density aggregation of 1,1,2,2-tetrachloroethane molecules in synclinal conformation in the crystalline state at low temperature, whereas the dense molecular packing in high-pressure is achieved for the antiperiplanar conformers and electrostatically less
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