Thiirane

Modify Date: 2025-08-20 20:56:32

Thiirane structure	Common Name	Thiirane
	CAS Number	420-12-2	Molecular Weight	60.118
	Density	1.1±0.1 g/cm3	Boiling Point	55.5±0.0 °C at 760 mmHg
	Molecular Formula	C₂H₄S	Melting Point	207-209ºC
	MSDS	Chinese USA	Flash Point	10.0±0.0 °C
	Symbol	GHS02, GHS05, GHS06	Signal Word	Danger

Name	thiirane
Synonym	More Synonyms

Density	1.1±0.1 g/cm3
Boiling Point	55.5±0.0 °C at 760 mmHg
Melting Point	207-209ºC
Molecular Formula	C₂H₄S
Molecular Weight	60.118
Flash Point	10.0±0.0 °C
Exact Mass	60.003368
PSA	25.30000
LogP	0.21
Vapour Pressure	248.4±0.1 mmHg at 25°C
Index of Refraction	1.574
Storage condition	Freezer
Stability	Stable at room temperature, but may have butylmercaptan added to enhance stability. Flammable.

Thiirane MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: KX3500000

CHEMICAL NAME :: Ethylene sulfide

CAS REGISTRY NUMBER :: 420-12-2

LAST UPDATED :: 199701

DATA ITEMS CITED :: 14

MOLECULAR FORMULA :: C2-H4-S

MOLECULAR WEIGHT :: 60.12

WISWESSER LINE NOTATION :: T3STJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: AJOPAA American Journal of Ophthalmology. (Ophthalmic Pub. Co., 435 N. Michigan Ave., Suite 1415, Chicago, IL 60611) Series 3: V.1- 1918- Volume(issue)/page/year: 29,1363,1946 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 178 mg/kg

TOXIC EFFECTS :: Behavioral - general anesthetic Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Lungs, Thorax, or Respiration - respiratory depression

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 25,560,1964

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 690 ppm/6H

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis) Lungs, Thorax, or Respiration - acute pulmonary edema Blood - hemorrhage

REFERENCE :: BECTA6 Bulletin of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1966- Volume(issue)/page/year: 6,509,1971

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 42 mg/kg

TOXIC EFFECTS :: Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Behavioral - ataxia Lungs, Thorax, or Respiration - cyanosis

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 25,560,1964

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 90 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: ZEKBAI Zeitschrift fuer Krebsforschung. (Berlin, Fed. Rep. Ger.) V.1-75, 1903-71. For publisher information, see JCROD7. Volume(issue)/page/year: 74,241,1970

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 35600 ug/kg

TOXIC EFFECTS :: Behavioral - muscle weakness Behavioral - ataxia Behavioral - muscle contraction or spasticity

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 13(8),47,1969

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1400 mg/m3

TOXIC EFFECTS :: Behavioral - muscle weakness Behavioral - ataxia Behavioral - muscle contraction or spasticity

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 13(8),47,1969

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 36 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 39(4),86,1974 ** TUMORIGENIC DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 400 mg/kg/50W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

REFERENCE :: ZEKBAI Zeitschrift fuer Krebsforschung. (Berlin, Fed. Rep. Ger.) V.1-75, 1903-71. For publisher information, see JCROD7. Volume(issue)/page/year: 74,241,1970 *** REVIEWS *** IARC Cancer Review:Animal Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 11,257,1976 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 11,257,1976 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 0.5 mg/m3;Skin JAN 1993

Symbol	GHS02, GHS05, GHS06
Signal Word	Danger
Hazard Statements	H225-H301 + H331-H318
Precautionary Statements	P210-P261-P280-P301 + P310-P305 + P351 + P338-P311
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US)
Hazard Codes	F: Flammable;T: Toxic;
Risk Phrases	R11
Safety Phrases	S16-S36/37/39-S45
RIDADR	UN 1992 3/PG 2
WGK Germany	3
RTECS	KX3500000
Packaging Group	I
Hazard Class	6.1(a)

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EINECS 206-993-9

ETHYLENE SULFIDE

Dimethylene Sulfide

MFCD00005159

Thiirane

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Thiirane
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
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Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Thiirane
Price: ￥138.0/1g ￥448.0/5g
Purity: 98.0%
Delivery: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Thiirane
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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Thiirane

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