Selenomethionine

Names

[ Name ]:
Selenomethionine

[Synonym ]:
EINECS 215-977-0
Seleno-DL-methionine
2-Amino-4-(methylselanyl)butanoic acid
DL-Selenomethionine
2-Amino-4-(methylseleno)butyric Acid
Butanoic acid, 2-amino-4-(methylseleno)-
Selenomethionine

Biological Activity

[Description]:

Selenomethionine is a naturally occurring amino acid containing selenium, is a common natural food source of selenium.

[Related Catalog]:

Signaling Pathways >> Autophagy >> Autophagy

Research Areas >> Others

[Related Small Molecules]

Chemical & Physical Properties

[ Boiling Point ]:
320.8±37.0 °C at 760 mmHg

[ Melting Point ]:
267-269ºC

[ Molecular Formula ]:
C₅H₁₁NO₂Se

[ Molecular Weight ]:
196.106

[ Flash Point ]:
147.8±26.5 °C

[ Exact Mass ]:
196.995499

[ PSA ]:
63.32000

[ LogP ]:
-0.65

[ Vapour Pressure ]:
0.0±1.5 mmHg at 25°C

[ Storage condition ]:
−20°C

[ Water Solubility ]:
soluble

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: ES7100000

CHEMICAL NAME :: Butyric acid, 2-amino-4-(methylselenyl)-

CAS REGISTRY NUMBER :: 1464-42-2

LAST UPDATED :: 199712

DATA ITEMS CITED :: 29

MOLECULAR FORMULA :: C5-H11-N-O2-Se

MOLECULAR WEIGHT :: 196.13

WISWESSER LINE NOTATION :: QVYZ2-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 :: 11 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 :: 22 mg/kg

TOXIC EFFECTS :: Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Cardiac - other changes Lungs, Thorax, or Respiration - other changes

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

ROUTE OF EXPOSURE :: Intracervical

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 13 mg/kg

TOXIC EFFECTS :: Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Behavioral - changes in motor activity (specific assay) Lungs, Thorax, or Respiration - dyspnea

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Mammal - pig

DOSE/DURATION :: 7450 ug/kg

TOXIC EFFECTS :: Brain and Coverings - recordings from specific areas of CNS Behavioral - somnolence (general depressed activity) Gastrointestinal - nausea or vomiting

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - duck

DOSE/DURATION :: 37 mg/kg/12W-C

TOXIC EFFECTS :: Blood - changes in leukocyte (WBC) count Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other oxidoreductases Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 14710 mg/kg

SEX/DURATION :: female 8 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

MUTATION DATA

TYPE OF TEST :: Cytogenetic analysis

TEST SYSTEM :: Human Lymphocyte

DOSE/DURATION :: 80 umol/L

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 224,503,1989 *** 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 *** 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

Safety Information

[ 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;Gloves;type P2 (EN 143) respirator cartridges

[ Hazard Codes ]:
T:Toxic;N:Dangerousfortheenvironment;

[ Risk Phrases ]:
R23/25;R33;R50/53

[ Safety Phrases ]:
S20/21-S28-S45-S60-S61

[ RIDADR ]:
UN 3283

[ RTECS ]:
ES7110000

[ HS Code ]:
2930909090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2930909090

[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Articles

Determination of selenium and its compounds in marine organisms.

J. Trace Elem. Med. Biol. 29 , 91-8, (2015)

In this study, we investigate the type and quantity of selenium compounds in fish and marine organisms, using ion-pair reversed phase LC–ICP-MS, developed and applied for the analysis of Atlantic cod,...

Influence of Dietary Selenium Species on Selenoamino Acid Levels in Rainbow Trout.

J. Agric. Food Chem. 63 , 6484-92, (2015)

Two forms of selenium (Se) supplementation of fish feeds were compared in two different basal diets. A 12-week feeding trial was performed with rainbow trout fry using either a plant-based or a fish m...

Antitumor activity of an enzyme prodrug therapy targeted to the breast tumor vasculature.

Cancer Invest. 31(8) , 505-10, (2013)

The L-methioninase-annexin V/selenomethionine enzyme prodrug system, designed to target the tumor vasculature and release the methylselenol anticancer drug in the tumor, was tested in mice with implan...

Related Compounds

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