8.03209

1,1-Dichloroethylene

(stabilised with hydroquinone monomethyl ether) for synthesis

• Synonym(s): 1,1-Dichloroethylene, Vinylidene chloride
• Linear Formula: Cl₂C=CH₂
• CAS Number: 75-35-4
• Molecular Weight: 96.94
• UNSPSC Code: 12352101
• EC Index Number: 200-864-0
• NACRES: NA.22
• MDL number: MFCD00011653

Properties

• vapor pressure: 665 hPa ( 20 °C)
• Quality Segment: 200
• assay: ≥99.0% (GC)
• form: liquid
• autoignition temp.: 520 °C
• expl. lim.: 8.4-16.5 % (v/v)
• bp: 31.2-31.7 °C/1013 hPa
• mp: -122 °C
• transition temp: flash point -25 °C
• solubility: 2.5 g/L
• density: 1.21 g/cm³ at 20 °C
• storage temp.: 2-8°C
• SMILES string: ClC(=C)Cl
• InChI: 1S/C2H2Cl2/c1-2(3)4/h1H2
• InChI key: LGXVIGDEPROXKC-UHFFFAOYSA-N

Description

Application

• Thermodynamics and Kinetics for the Dechlorination of 1, 1-Dichloroethylene by Pd/Fe Nanoparticles: This study discusses the dechlorination mechanisms and the efficiency of Pd/Fe nanoparticles, offering insights into the thermodynamic and kinetic aspects of the process. (Ji et al., 2015).
• Kinetics of the Aerobic Co-metabolism of 1,1-Dichloroethylene: Research on the aerobic degradation of 1,1-Dichloroethylene by a novel benzene-grown culture, providing insights into environmental bioremediation strategies. (Wang et al., 2014).
• Discovery of an Inducible Toluene Monooxygenase That Co-oxidizes 1,4-Dioxane and 1,1-Dichloroethylene: This study explores the biodegradation capabilities of a specific strain of Azoarcus, shedding light on its potential for cleaning up sites contaminated with chlorinated solvents. (Deng et al., 2020).
• Theoretical Investigations of Difluorobenzene Interacting with Ne and Infrared Analysis of 1, 1-Dichloroethylene from Synchrotron Data: Analyzes the infrared spectroscopy data of 1,1-Dichloroethylene, contributing to better molecular understanding through high-resolution spectroscopy. (Kamari, 2016).
• Highly Selective Gas-Phase Synthesis of 1, 1-Dichloroethylene from 1, 1, 2-Trichloroethane Over Supported Amine Catalysts: Discusses a novel method for the synthesis of 1,1-Dichloroethylene, highlighting advancements in chemical manufacturing processes. (Tang et al., 2015).

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Identity (IR): passes test
Density (d 5°C/ 4°C): 1.238 - 1.242
The material is stabilised with hydroquinone monomethyl ether.
At time of analytical testing a content of >100 ppm stabiliser was determined.

Safety Information

• pictograms: GHS02,GHS08,GHS07
• signalword: Danger
• pcodes: P210 - P233 - P273 - P304 + P340 + P312 - P308 + P313 - P403 + P233
• Hazard Classifications: Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 1 - STOT RE 1 Inhalation - STOT RE 2 Oral
• target_organs: Liver, Nose
• Storage Class: 3 - Flammable liquids
• wgk: WGK 3
• flash_point_f: -9.4 °F - closed cup
• flash_point_c: -23.0 °C - closed cup
• hcodes: H224,H302 + H332,H319,H351,H372,H373,H412