<生产厂家价格>

蛋氨酸硒

蛋氨酸硒名称

[ CAS 号 ]:
2578-28-1

[ 中文名 ]:
硒代蛋胺基乙酸

[ 英文名 ]:
DL-Selenomethionine

[中文别名 ]:

[英文别名 ]:

MFCD00063089
DL-SELENOMETHIONINE-13C1 (METHYL-13C) 99
(+-)-butanoicaci
DL-Selenomethionine
seleno-D,L-methionine
EINECS 215-977-0
2-AMINO-4-(METHYLSELENO)BUTYRIC ACID
D,L-2-AMINO-4-(METHYLSELENO)BUTANOIC ACID
2-amino-4-methylselenobutanoic acid
2-Amino-4-(methylselanyl)butanoic acid

蛋氨酸硒物理化学性质

[ 沸点 ]:
320.8ºC at 760 mmHg

[ 熔点 ]:
267-269 °C

[ 分子式 ]:
C₅H₁₀NO₂SSe

[ 分子量 ]:
227.16300

[ 闪点 ]:
147.8ºC

[ 精确质量 ]:
227.96000

[ PSA ]:
74.96000

[ LogP ]:
0.65730

[ 外观性状 ]:
无色闪光粉末

[ 储存条件 ]:
−20°C

[ 水溶解性 ]:
0.5 M HCl: 50 mg/mL, clear, colorless

蛋氨酸硒MSDS

蛋氨酸硒毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: ES7110000

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

CAS REGISTRY NUMBER :: 2578-28-1

BEILSTEIN REFERENCE NO. :: 1758204

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 :: 10680 ug/kg

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

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 19600 ug/kg

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

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - pig

DOSE/DURATION :: 77035 ug/kg/31D-C

TOXIC EFFECTS :: Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Blood - other changes Skin and Appendages - dermatitis, other (after systemic exposure)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - duck

DOSE/DURATION :: 84 mg/kg/6W-C

TOXIC EFFECTS :: Nutritional and Gross Metabolic - weight loss or decreased weight gain Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other oxidoreductases Biochemical - Metabolism (Intermediary) - other proteins

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - duck

DOSE/DURATION :: 314 mg/kg/14W-C

TOXIC EFFECTS :: Liver - changes in liver weight Blood - pigmented or nucleated red blood cells Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other oxidoreductases

MUTATION DATA

TYPE OF TEST :: Unscheduled DNA synthesis

TEST SYSTEM :: Rodent - rat Liver

DOSE/DURATION :: 100 umol/L

REFERENCE :: CALEDQ Cancer Letters (Shannon, Ireland). (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1975- Volume(issue)/page/year: 10,75,1980 *** 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

蛋氨酸硒安全信息

[ 危害码 (欧洲) ]:
T,N

[ 风险声明 (欧洲) ]:
23/25-33-50/53

[ 安全声明 (欧洲) ]:
S20/21-S28-S45-S60-S61

[ 危险品运输编码 ]:
UN 3283 6.1/PG 2

[ WGK德国 ]:
3

[ RTECS号 ]:
ES7110000

[ 包装等级 ]:
II

[ 危险类别 ]:
6.1(a)

[ 海关编码 ]:
2922499990

蛋氨酸硒合成路线

蛋氨酸硒上下游产品

蛋氨酸硒上游产品

蛋氨酸硒下游产品

蛋氨酸硒海关

[ 海关编码 ]: 2922499990

[ 中文概述 ]:
2922499990 其他氨基酸及其酯及它们的盐（含有一种以上含氧基的除外）. 增值税率:17.0% 退税率:9.0% 监管条件:AB(入境货物通关单,出境货物通关单) 最惠国关税:6.5% 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 乙醇胺及其盐应报明色度, 乙醇胺及其盐应报明包装

[ 监管条件 ]: A.入境货物通关单 B.出境货物通关单

[ 检验检疫 ]: P.进境动植物、动植物产品检疫 Q.出境动植物、动植物产品检疫 R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验

[ Summary ]:
HS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%