(Z)-1,2-Dichloroethene

Modify Date: 2026-07-01 11:49:25

(Z)-1,2-Dichloroethene Structure
(Z)-1,2-Dichloroethene structure
Common Name (Z)-1,2-Dichloroethene
CAS Number 156-59-2 Molecular Weight 96.943
Density 1.2±0.1 g/cm3 Boiling Point 47.7±0.0 °C at 760 mmHg
Molecular Formula C2H2Cl2 Melting Point -80ºC(lit.)
MSDS Chinese USA Flash Point 6.1±0.0 °C
Symbol GHS02 GHS06 GHS08
GHS02, GHS06, GHS08
Signal Word Danger

Summary: cis-1,2-Dichloroethene, also known as (Z)-1,2-Dichloroethene, CAS号156-59-2, with molecular formula C2H2Cl2 and molecular weight 96.943. It is a liquid with a melting point of -80°C and boiling point of 47.7°C, and a density of 1.2g/cm3. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name cis-1,2-dichloroethene
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.2±0.1 g/cm3
Boiling Point 47.7±0.0 °C at 760 mmHg
Melting Point -80ºC(lit.)
Molecular Formula C2H2Cl2
Molecular Weight 96.943
Flash Point 6.1±0.0 °C
Exact Mass 95.953354
LogP 1.75
Vapour Pressure 333.1±0.0 mmHg at 25°C
Index of Refraction 1.453
InChIKey KFUSEUYYWQURPO-UPHRSURJSA-N
SMILES ClC=CCl

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KV9420000
CHEMICAL NAME :
Ethylene, 1,2-dichloro-, (Z)-
CAS REGISTRY NUMBER :
156-59-2
BEILSTEIN REFERENCE NO. :
1071208
LAST UPDATED :
199803
DATA ITEMS CITED :
12
MOLECULAR FORMULA :
C2-H2-Cl2
MOLECULAR WEIGHT :
96.94
WISWESSER LINE NOTATION :
G1U1G -Z

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
65 gm/m3/2H
TOXIC EFFECTS :
Behavioral - general anesthetic Behavioral - convulsions or effect on seizure threshold Behavioral - changes in motor activity (specific assay)
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Mammal - cat
DOSE/DURATION :
20 gm/m3/6H
TOXIC EFFECTS :
Behavioral - general anesthetic Behavioral - convulsions or effect on seizure threshold Nutritional and Gross Metabolic - body temperature decrease

MUTATION DATA

TYPE OF TEST :
Host-mediated assay
TEST SYSTEM :
Rodent - mouse Yeast - Saccharomyces cerevisiae
DOSE/DURATION :
1300 mg/kg
REFERENCE :
TCMUD8 Teratogenesis, Carcinogenesis, and Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1980- Volume(issue)/page/year: 4,365,1984 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5352 No. of Facilities: 3 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 61 (estimated) No. of Female Employees: 6 (estimated)

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS02 GHS06 GHS08
GHS02, GHS06, GHS08
Signal Word Danger
Hazard Statements H225-H301 + H311 + H331-H370
Precautionary Statements P210-P260-P280-P301 + P310-P311
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US)
Hazard Codes F,Xn,T
Risk Phrases R11;R20;R52/53
Safety Phrases S16-S29-S61-S7
RIDADR UN 1150 3/PG 2
WGK Germany 2
RTECS KV9420000
Packaging Group II
Hazard Class 3.1
HS Code 2903299090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2903299090
Summary 2903299090 other unsaturated chlorinated derivatives of acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

 Articles28

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Implications of soil mixing for NAPL source zone remediation: Column studies and modeling of field-scale systems.

J. Contam. Hydrol. 177-178 , 206-19, (2015)

Soil remediation is often inhibited by subsurface heterogeneity, which constrains contaminant/reagent contact. Use of soil mixing techniques for reagent delivery provides a means to overcome contamina...

Demonstration of compound-specific isotope analysis of hydrogen isotope ratios in chlorinated ethenes.

Environ. Sci. Technol. 47(3) , 1461-7, (2013)

High-temperature pyrolysis conversion of organic analytes to H(2) in hydrogen isotope ratio compound-specific isotope analysis (CSIA) is unsuitable for chlorinated compounds such as trichloroethene (T...

Degradation product partitioning in source zones containing chlorinated ethene dense non-aqueous-phase liquid.

Environ. Sci. Technol. 44(23) , 9105-11, (2010)

Abiotic and biotic reductive dechlorination with chlorinated ethene dense non-aqueous-phase liquid (DNAPL) source zones can lead to significant fluxes of complete and incomplete transformation product...

 (Z)-1,2-DichloroetheneBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: p53 small molecule agonists, cell-based qHTS assay
Source: 824
External Id: P53344
Name: p53 small molecule agonists, cell-based qHTS assay with human liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS233
Name: p53 small molecule agonists, cell-based qHTS assay with rat liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS898
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

MFCD00000925
cis-1,2-dichloroethylene
EINECS 205-859-7
(Z)-1,2-dichloroethylene
1,2-Dichloroethylene (cis)
cis-1,2-dce
cis-1,2-dichloroethene
1,2-cis-Dichloroethylene
(Z)-1,2-dichloroethene
acetylene dichloride
1,2-dichloroethylene
cis-1,2-Dichloroethylene,stabilized
cis-Acetylene Dichloride

 (Z)-1,2-Dichloroethene | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the melting point of cis-1,2-dichloroethene?
A: Melting point of cis-1,2-dichloroethene is -80ºC(lit.).
Q: What is the English name of cis-1,2-dichloroethene?
A: The English name of cis-1,2-dichloroethene is cis-1,2-dichloroethene.
Q: What is the InChIKey of cis-1,2-dichloroethene?
A: InChIKey of cis-1,2-dichloroethene is KFUSEUYYWQURPO-UPHRSURJSA-N.
Q: What is the LogP of cis-1,2-dichloroethene?
A: LogP of cis-1,2-dichloroethene is 1.75.
Q: What is the safety information for cis-1,2-dichloroethene?
A: Safety information for cis-1,2-dichloroethene: S16-S29-S61-S7.
Q: What English synonyms does cis-1,2-dichloroethene have?
A: English synonyms of cis-1,2-dichloroethene: MFCD00000925, cis-1,2-dichloroethylene, EINECS 205-859-7, (Z)-1,2-dichloroethylene, 1,2-Dichloroethylene (cis), cis-1,2-dce, cis-1,2-dichloroethene, 1,2-cis-Dichloroethylene, (Z)-1,2-dichloroethene, acetylene dichloride, 1,2-dichloroethylene, cis-1,2-Dichloroethylene,stabilized, cis-Acetylene Dichloride.
Q: What is the SMILES notation of cis-1,2-dichloroethene?
A: SMILES notation of cis-1,2-dichloroethene is ClC=CCl.
Q: What are the downstream products of cis-1,2-dichloroethene?
A: Related downstream products(CAS) of cis-1,2-dichloroethene: 10388-28-0;10423-18-4;87319-65-1;87319-63-9;87319-64-0;471-43-2;431-06-1;430-88-6;431-07-2;354-25-6.
Q: What is the molecular formula of cis-1,2-dichloroethene?
A: Molecular formula of cis-1,2-dichloroethene is C2H2Cl2.
Q: What is the boiling point of cis-1,2-dichloroethene?
A: Boiling point of cis-1,2-dichloroethene is 47.7±0.0 °C at 760 mmHg.

 (Z)-1,2-Dichloroethenefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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