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二苯基二硒醚

二苯基二硒醚用途

【用途一】
用于合成烯丙基醇、烯丙基醚、乙酸酯和α，β-不饱和羰基化合物。

二苯基二硒醚名称

[ CAS 号 ]:
1666-13-3

[ 中文名 ]:
二苯基二硒醚

[ 英文名 ]:
Diphenyldiselenide

[中文别名 ]:

[英文别名 ]:

Phenyl Diselenide
(phenyldiselanyl)benzene
1,2-Diphenyldiselane
EINECS 216-780-2
Diselane, 1,2-diphenyl-
Diphenyl diselenide
Diphenyldiselenide
Phenyl diselenide (8CI)
PhSeSePh
MFCD00003001

二苯基二硒醚物理化学性质

[ 沸点 ]:
377.3±25.0 °C at 760 mmHg

[ 熔点 ]:
60-63ºC

[ 分子式 ]:
C₁₂H₁₀Se₂

[ 分子量 ]:
312.128

[ 闪点 ]:
182.0±23.2 °C

[ 精确质量 ]:
313.911285

[ LogP ]:
5.91

[ 外观性状 ]:
黄色结晶粉末

[ 蒸汽压 ]:
0.0±0.8 mmHg at 25°C

[ 储存条件 ]:
库房通风低温干燥,与氧化剂、食品添加剂、酸类分开存放

[ 水溶解性 ]:
Insoluble

二苯基二硒醚MSDS

二苯基二硒醚毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: JM9152500

CHEMICAL NAME :: Diselenide, diphenyl-

CAS REGISTRY NUMBER :: 1666-13-3

LAST UPDATED :: 199712

DATA ITEMS CITED :: 25

MOLECULAR FORMULA :: C12-H10-Se2

MOLECULAR WEIGHT :: 312.14

WISWESSER LINE NOTATION :: R-SE--SE-R

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 28 mg/kg

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

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#05657 *** 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

二苯基二硒醚安全信息

[ 危害码 (欧洲) ]:
T:Toxic;N:Dangerousfortheenvironment;

[ 风险声明 (欧洲) ]:
R23/25;R33;R50/53

[ 安全声明 (欧洲) ]:
S20/21-S28-S45-S60-S61

[ 危险品运输编码 ]:
UN 3283

[ WGK德国 ]:
3

[ RTECS号 ]:
JM9152500

[ 包装等级 ]:
II

[ 危险类别 ]:
6.1

[ 海关编码 ]:
2931900090

二苯基二硒醚合成路线

二苯基二硒醚上下游产品

二苯基二硒醚上游产品

二苯基二硒醚下游产品

二苯基二硒醚制备

溴苯和镁屑在绝对乙醚中制成苯基溴化镁，然后分批加入硒粉，使反应物维持激烈的回流状态。半小时后，加水破坏剩余的格氏试剂，冷却，搅拌下向混合物滴加溴，再慢慢加入氯化铵水溶液。过滤，滤饼用乙醚用乙醚洗涤。合并滤液和洗涤液，蒸除溶剂，使析出的固体溶于热己烷，滤去不溶物，滤液冷至6℃，过滤，干燥，得二硒二苯

二苯基二硒醚海关

[ 海关编码 ]: 2931900090

[ 中文概述 ]:
2931900090. 其他有机-无机化合物. 增值税率:17.0%. 退税率:13.0%. 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%

[ Summary ]:
2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%