Dimethylselenide

Modify Date: 2025-08-25 18:15:14

Dimethylselenide structure	Common Name	Dimethylselenide
	CAS Number	593-79-3	Molecular Weight	109.029
	Density	1.408 g/mL at 20 °C(lit.)	Boiling Point	49.8±9.0 °C at 760 mmHg
	Molecular Formula	C₂H₆Se	Melting Point	N/A
	MSDS	USA	Flash Point	-16.1±18.7 °C
	Symbol	GHS06, GHS08, GHS09	Signal Word	Danger

Use of Dimethylselenide

(Methylselanyl)methane is a biochemical reagent that can be used as a biological material or organic compound for life science related research.

Name	dimethylselenide
Synonym	More Synonyms

Description	(Methylselanyl)methane is a biochemical reagent that can be used as a biological material or organic compound for life science related research.
Related Catalog	Research Areas >> Others

Density	1.408 g/mL at 20 °C(lit.)
Boiling Point	49.8±9.0 °C at 760 mmHg
Molecular Formula	C₂H₆Se
Molecular Weight	109.029
Flash Point	-16.1±18.7 °C
Exact Mass	109.963470
LogP	0.30
Vapour Pressure	307.5±0.1 mmHg at 25°C
Index of Refraction	1.49
Storage condition	2-8°C
Stability	Stable. Hydrolyzes in water. Reactions with acid or strong oxidizing agents are dangerous.

Dimethylselenide MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VS6880000

CHEMICAL NAME :: Selenide, dimethyl-

CAS REGISTRY NUMBER :: 593-79-3

BEILSTEIN REFERENCE NO. :: 1696848

LAST UPDATED :: 199712

DATA ITEMS CITED :: 26

MOLECULAR FORMULA :: C2-H6-Se

MOLECULAR WEIGHT :: 109.04

WISWESSER LINE NOTATION :: 1-SE-1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2200 mg/kg

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

REFERENCE :: PSEBAA Proceedings of the Society for Experimental Biology and Medicine. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04- Volume(issue)/page/year: 79,230,1952

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2180 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - effect, not otherwise specified

REFERENCE :: ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 45,207,1980

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1800 mg/kg

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

REFERENCE :: PSEBAA Proceedings of the Society for Experimental Biology and Medicine. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04- Volume(issue)/page/year: 79,230,1952 *** REVIEWS *** ACGIH TLV-TWA 0.2 mg(Se)/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: TLV/BEI,1997 TOXICOLOGY REVIEW 85DHAX "Medical and Biologic Effects of Environmental Pollutants Series," Washington, DC, National Academy of Sciences, 1972-77 Volume(issue)/page/year: Se,112,1976 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.2 mg(Se)/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: 3,224,1971 OSHA PEL (Gen Indu):8H TWA 0.2 mg(Se)/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 0.2 mg(Se)/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 0.2 mg(Se)/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 0.2 mg(Se)/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-ARAB Republic of Egypt:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-AUSTRALIA:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-BELGIUM:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-DENMARK:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-FINLAND:TWA 0.1 mg(Se)/m3;STEL 0.3 mg(Se)/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-HUNGARY:STEL 0.1 mg(Se)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-POLAND:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-SWEDEN:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-TURKEY:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg(Se)/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

Symbol	GHS06, GHS08, GHS09
Signal Word	Danger
Hazard Statements	H301-H331-H373-H410
Precautionary Statements	P261-P273-P301 + P310-P311-P501
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US)
Hazard Codes	T: Toxic;N: Dangerous for the environment;
Risk Phrases	R23/25
Safety Phrases	S20/21-S28-S45-S60-S61
RIDADR	UN 3282 6.1/PG 2
WGK Germany	3
RTECS	VS6880000
Packaging Group	III
Hazard Class	3

Quantification of methylated selenium, sulfur, and arsenic in the environment.

PLoS ONE 9(7) , e102906, (2014)

Biomethylation and volatilization of trace elements may contribute to their redistribution in the environment. However, quantification of volatile, methylated species in the environment is complicated...

Gas chromatography with atomic emission detection for dimethylselenide and dimethyldiselenide determination in waters and plant materials using a purge-and-trap preconcentration system.

J. Chromatogr. A. 1095(1-2) , 138-44, (2005)

Dimethylselenide (DMSe) and dimethyldiselenide (DMDSe) were determined in plant and water samples by capillary gas chromatography using microwave induced-plasma atomic emission spectrometry for detect...

Biotransformation of L-selenomethionine and selenite in rat gut contents.

Biol. Trace Elem. Res. 139(2) , 188-96, (2011)

L-selenomethionine (SeMet) and sodium selenite are widely used selenium nutritional supplements with potential benefit in preventing cancer. However, supplementation is not without risks of toxicity i...

dimethyl selenide

Methyl selenide (8CI)

(Methylselanyl)methane

Dimethylselenium

methylselanylmethane

MFCD00014848

Methane, 1,1'-selenobis-

EINECS 209-807-4

Dimethylselenide

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Dimethylselenide
Price: Check
Purity: 98.0%
Delivery: 10 Day
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Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Dimethylselenide
Price: ￥1238.0/1g
Purity: 98.0%
Delivery: 3 Day
Contact: Liu jia
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Dimethylselenide
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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