CAS 2039-87-4|2-Chlorostyrene

Introduction：Basic information about CAS 2039-87-4|2-Chlorostyrene, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
4. Safety Information
5. Customs
6. Synonyms

Common Name	2-Chlorostyrene
CAS Number	2039-87-4	Molecular Weight	138.59400
Density	1.08 g/mL at 25 °C(lit.)	Boiling Point	58-60 °C7 mm Hg(lit.)
Molecular Formula	C₈H₇Cl	Melting Point	-63.1 °C
MSDS	USA	Flash Point	138 °F
Symbol	GHS02, GHS07, GHS08	Signal Word	Danger

Names

Name	1-chloro-2-ethenylbenzene
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.08 g/mL at 25 °C(lit.)
Boiling Point	58-60 °C7 mm Hg(lit.)
Melting Point	-63.1 °C
Molecular Formula	C₈H₇Cl
Molecular Weight	138.59400
Flash Point	138 °F
Exact Mass	138.02400
LogP	2.98300
Index of Refraction	n20/D 1.565(lit.)
InChIKey	ISRGONDNXBCDBM-UHFFFAOYSA-N
SMILES	C=Cc1ccccc1Cl
Storage condition	Refrigerator

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: WL4160000

CHEMICAL NAME :: Styrene, o-chloro-

CAS REGISTRY NUMBER :: 2039-87-4

BEILSTEIN REFERENCE NO. :: 2038863

LAST UPDATED :: 199801

DATA ITEMS CITED :: 14

MOLECULAR FORMULA :: C8-H7-Cl

MOLECULAR WEIGHT :: 138.60

WISWESSER LINE NOTATION :: GR B1U1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3810 uL/kg

TOXIC EFFECTS :: Behavioral - muscle weakness Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - hypermotility, diarrhea

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0555044

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 4230 uL/kg

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0555044 *** REVIEWS *** ACGIH TLV-STEL 425 mg/m3 (75 ppm) 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-TWA 283 mg/m3 (50 ppm) 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 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 50 ppm (285 mg/m3);STEL 75 ppm (430 mg/m3) JAN 1993 OEL-BELGIUM:TWA 50 ppm (283 mg/m3);STEL 75 ppm (425 mg/m3) JAN 1993 OEL-DENMARK:TWA 50 ppm (285 mg/m3) JAN 1993 OEL-FRANCE:TWA 50 ppm (285 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 50 ppm (285 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 50 ppm (285 mg/m3) 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-CHLOROSTYRENE-air:10H TWA 50 ppm;STEL 75 ppm 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

Symbol	GHS02, GHS07, GHS08
Signal Word	Danger
Hazard Statements	H226-H332-H350
Precautionary Statements	P201-P261-P304 + P340 + P312-P308 + P313-P403 + P235
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S53-S23-S36/37/39-S45-S37/39-S26
RIDADR	UN 1993 3/PG 3
WGK Germany	3
RTECS	WL4160000
Packaging Group	III
Hazard Class	3
HS Code	2903999090

Customs

HS Code	2903999090
Summary	2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Synonyms

Styrene,2-chloro

Benzene,1-chloro-2-ethenyl

EINECS 218-026-8

MFCD00000567

Stryene,o-chloro

2-Cl-styrene

chloro-styrene

1-Chloro-2-vinylbenzene

2-chloro(vinyl)benzene

ortho-Chlorostyrene

2-Chlorostyrene

Styrene,o-chloro

o-Chlorostyrene

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