CS gas

Modify Date: 2024-01-09 22:08:18

CS gas Structure
CS gas structure
Common Name CS gas
CAS Number 2698-41-1 Molecular Weight 188.613
Density 1.3±0.1 g/cm3 Boiling Point 312.5±0.0 °C at 760 mmHg
Molecular Formula C10H5ClN2 Melting Point 95ºC
MSDS N/A Flash Point 148.0±18.0 °C

 Names

Name 2-[(2-chlorophenyl)methylidene]propanedinitrile
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 312.5±0.0 °C at 760 mmHg
Melting Point 95ºC
Molecular Formula C10H5ClN2
Molecular Weight 188.613
Flash Point 148.0±18.0 °C
Exact Mass 188.014130
PSA 47.58000
LogP 2.35
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.624
Stability Stable. Incompatible with strong oxidizing agents. Combustible.
Water Solubility 0.1-0.5 g/100 mL at 16 ºC

 MSDS

Material Safety Data Sheet

Section1. Identification of the substance
Product Name: [(2-Chlorophenyl)methylene]malononitrile
Synonyms:

Section2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

Section3. Composition/information on ingredients.
Ingredient name:[(2-Chlorophenyl)methylene]malononitrile
CAS number:2698-41-1

Section4. First aid measures
Skin contact:Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact:Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation:Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion:Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

Section5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

Section6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution:Wear approved mask/respirator
Hand precaution:Wear suitable gloves/gauntlets
Skin protection:Wear suitable protective clothing
Eye protection:Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

Section7. Handling and storage
Handling:This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Store in closed vessels.
Storage:

Section8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section9. Physical and chemical properties
Appearance:Not specified
Boiling point:No data
No data
Melting point:
Flash point:No data
Density:No data
Molecular formula:C10H5ClN2
Molecular weight:188.6

Section10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, nitrogen oxides, hydrogen chloride.

Section11. Toxicological information
No data.

Section12. Ecological information
No data.

Section13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

Section14. Transportation information
Non-harzardous for air and ground transportation.

Section15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
OO3675000
CHEMICAL NAME :
Malononitrile, o-chlorobenzylidene-
CAS REGISTRY NUMBER :
2698-41-1
BEILSTEIN REFERENCE NO. :
1866635
LAST UPDATED :
199712
DATA ITEMS CITED :
60
MOLECULAR FORMULA :
C10-H5-Cl-N2
MOLECULAR WEIGHT :
188.62
WISWESSER LINE NOTATION :
NCYCN&U1R BG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Human
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Human - man
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Human - man
TYPE OF TEST :
Open irritation test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rat
TYPE OF TEST :
Open irritation test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
Open irritation test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - guinea pig
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - guinea pig
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Human
DOSE/DURATION :
1500 ug/m3/90M
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - conjunctive irritation Lungs, Thorax, or Respiration - cough Lungs, Thorax, or Respiration - other changes
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
178 mg/kg
TOXIC EFFECTS :
Gastrointestinal - gastritis
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1806 mg/m3/45M
TOXIC EFFECTS :
Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Lungs, Thorax, or Respiration - acute pulmonary edema Blood - hemorrhage
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
48 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
28 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - respiratory stimulation Kidney, Ureter, Bladder - other changes
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
282 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2753 mg/m3/20M
TOXIC EFFECTS :
Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Lungs, Thorax, or Respiration - acute pulmonary edema Blood - hemorrhage
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
32320 ug/kg
TOXIC EFFECTS :
Immunological Including Allergic - decrease in humoral immune response
TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>800 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
47700 ug/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - other changes
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
2600 mg/m3/23M
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
143 mg/kg
TOXIC EFFECTS :
Behavioral - coma Lungs, Thorax, or Respiration - other changes Skin and Appendages - hair
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
1802 mg/m3/10M
TOXIC EFFECTS :
Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Lungs, Thorax, or Respiration - acute pulmonary edema Blood - hemorrhage
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
32065 ug/kg
TOXIC EFFECTS :
Blood - other changes
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
8 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - lacrimation Behavioral - somnolence (general depressed activity) Gastrointestinal - hypermotility, diarrhea
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
212 mg/kg
TOXIC EFFECTS :
Behavioral - coma Lungs, Thorax, or Respiration - other changes Skin and Appendages - hair
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
2326 mg/m3/10M
TOXIC EFFECTS :
Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Lungs, Thorax, or Respiration - acute pulmonary edema Blood - hemorrhage
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
73 mg/kg
TOXIC EFFECTS :
Behavioral - coma Lungs, Thorax, or Respiration - other changes Skin and Appendages - hair
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
100 mg/m3/6H/14D-I
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - lacrimation Related to Chronic Data - death
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1500 ug/m3/6H/13W-I
TOXIC EFFECTS :
Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Endocrine - changes in thymus weight Nutritional and Gross Metabolic - weight loss or decreased weight gain
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
10 mg/m3/6H/14D-I
TOXIC EFFECTS :
Related to Chronic Data - death
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3 mg/m3/6H/13W-I
TOXIC EFFECTS :
Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
160 mg/kg/10D-I
TOXIC EFFECTS :
Liver - changes in liver weight Endocrine - changes in thymus weight Immunological Including Allergic - decrease in humoral immune response
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
6 mg/m3/5M
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

MUTATION DATA

TYPE OF TEST :
Sister chromatid exchange
TEST SYSTEM :
Rodent - hamster Lung
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 282,231,1992 *** REVIEWS *** ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-CL 0.39 mg/m3 (0.05 ppm) (skin) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.05 ppm (0.4 mg/m3) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,50,1971 OSHA PEL (Gen Indu):8H TWA 0.05 ppm (0.4 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.05 ppm (0.4 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.05 ppm (0.4 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.05 ppm (0.4 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.05 ppm (0.4 mg/m3);Skin JAN 1993 OEL-BELGIUM:STEL 0.05 ppm (0.4 mg/m3);Skin JAN 1993 OEL-DENMARK:STEL 0.05 ppm (0.4 mg/m3);Skin JAN 1993 OEL-FRANCE:STEL 0.05 ppm (0.4 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 0.05 ppm (0.4 mg/m3);Skin JAN 1993 OEL-THE PHILIPPINES:.TWA 05 ppm (0.4 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 0.05 ppm (0.4 mg/m3);Skin JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO o-CHLOROBENZYLIDENEMALONONITRILE-air:CL 0.05 ppm (Sk) REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992

 Safety Information

Hazard Codes T:Toxic;
Risk Phrases R36/37/38
Safety Phrases 26-27-37/39-45-36/37/39
RIDADR UN 2647
WGK Germany 3
RTECS OO3675000
Packaging Group I
Hazard Class 6.1(a)
HS Code 2926909090

 Customs

HS Code 2926909090
Summary HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 Synonyms

(2-chlorobenzylidene)propanedinitrile
β,β-Dicyano-o-chlorostyrene
2-Chlorobenzylidenemalononitrile
o-Chlorobenzalmalononitrile
ortho-chlorophenylmethylene-malononitrile
EINECS 220-278-9
[(2-chlorophenyl)methylidene]propanedinitrile
b,b-Dicyano-o-chlorostyrene
o-Chlorobenzylidenemalonic nitrile
Alonitrile
propanedinitrile, [(2-chlorophenyl)methylene]-
[(2-Chlorophenyl)methylene]malononitrile
(2-Chlorobenzylidene)malononitrile
2-chlorobenzalmalononitrile
MFCD00134407
2-(2-chlorophenylmethylene)malononitrile
CS (lacrimator)
ortho-chlorobenzalmalononitrile
Propanedinitrile, [(2-chlorophenyl)methylene]
Propanedinitrile, 2-[(2-chlorophenyl)methylene]-
2-(2-chlorophenyl)-1,1-dicyanoethylene
2-(2-Chlorobenzylidene)malononitrile
[(2-Chlorophenyl)methylene]propanedinitrile
Propanedinitrile, ((2-chlorophenyl)methylene)-
(o-Chlorobenzylidene)malononitrile
2-Chlorobmn