氧氯化硒
氧氯化硒用途
用作树脂溶剂、增塑剂、氧化剂等。
氧氯化硒名称
[ CAS 号 ]:
7791-23-3
[ 中文名 ]:
氧氯氢酸酯
[ 英文名 ]:
Selenium oxydichloride
[中文别名 ]:
[英文别名 ]:
- SELENINYL DICHLORIDE
- Seleninyl chloride
- Selenium oxydichloride
- Selenious dichloride
- EINECS 232-244-0
- MFCD00016327
- Selenous dichloride
氧氯化硒物理化学性质
[ 密度 ]:
2.43 g/mL at 25 °C(lit.)
[ 沸点 ]:
180.0±0.0 °C at 760 mmHg
[ 熔点 ]:
9 °C
[ 分子式 ]:
Cl2OSe
[ 分子量 ]:
165.865
[ 闪点 ]:
176.4°C
[ 精确质量 ]:
165.849136
[ PSA ]:
17.07000
[ LogP ]:
0.87940
[ 外观性状 ]:
黄色至橙色液体
[ 蒸汽压 ]:
1.2±0.3 mmHg at 25°C
[ 折射率 ]:
1.651
[ 储存条件 ]:
库房通风低温干燥,与碱、酸类、食品添加剂分开存放
[ 稳定性 ]:
Stable, but reacts with water and moisture. Incompatible with water, potassium, phosphorus.
氧氯化硒MSDS
氧氯化硒毒性和生态
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- VS7000000
- CHEMICAL NAME :
- Seleninyl chloride
- CAS REGISTRY NUMBER :
- 7791-23-3
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 29
- MOLECULAR FORMULA :
- Cl2-O-Se
- MOLECULAR WEIGHT :
- 165.86
- WISWESSER LINE NOTATION :
- SE O G2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Human - man
- DOSE/DURATION :
- 710 ug/kg
- TOXIC EFFECTS :
- Skin and Appendages - primary irritation (after topical exposure) Skin and Appendages - corrosive (after topical exposure)
- REFERENCE :
- PHRPA6 Public Health Reports. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1878- Volume(issue)/page/year: 53,94,1938
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 2 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CTOXAO Clinical Toxicology. (New York, NY) V.1-18, 1968-81. For publisher information, see JTCTDW. Volume(issue)/page/year: 17,171,1980
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 7 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CTOXAO Clinical Toxicology. (New York, NY) V.1-18, 1968-81. For publisher information, see JTCTDW. Volume(issue)/page/year: 17,171,1980 *** 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 TOXICOLOGY REVIEW PHREA7 Physiological Reviews. (American Physiological Soc., 9650 Rockville Pike, Bethesda, MD 20814) V.1- 1921- Volume(issue)/page/year: 23,305,1943 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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84567 No. of Facilities: 14 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 196 (estimated)
氧氯化硒安全信息
[ 符号 ]:
GHS06, GHS08, GHS09
[ 信号词 ]:
Danger
[ 危害声明 ]:
H301-H331-H373-H410
[ 补充危害声明 ]:
Reacts violently with water.
[ 警示性声明 ]:
P261-P273-P301 + P310-P311-P501
[ 个人防护装备 ]:
Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
[ 危害码 (欧洲) ]:
T: Toxic;N: Dangerous for the environment;
[ 风险声明 (欧洲) ]:
R14
[ 安全声明 (欧洲) ]:
S26-S36/37/39-S45-S60-S61
[ 危险品运输编码 ]:
UN 2879 8/PG 1
[ WGK德国 ]:
3
[ RTECS号 ]:
VS7000000
[ 包装等级 ]:
I
[ 危险类别 ]:
8
氧氯化硒合成路线
氧氯化硒上下游产品
氧氯化硒上游产品
氧氯化硒下游产品
氧氯化硒制备
1.使干燥的HCl气体与二氧化硒反应生成二氯代亚硒酸SeO2·2HCl,用浓硫酸使SeO2·2HCl脱水即可制得氯化氧硒。反应瓶为一已知重量的容积为150mL的圆底烧瓶,HCl气体导入管经过一容积为500mL的安全瓶后与反应瓶相连接。将50g SeO2置于反应瓶中,在隔绝湿气的条件下将经过仔细干燥的HCl气体通入反应瓶中,并不时摇晃反应瓶,直至SeO2吸收HCl全部变为SeO2·2HCl而溶解(理论增重33g)。向反应瓶中加入10mL浓硫酸,摇动反应瓶使其充分混合,并慢慢加温至50℃,这样处理10min使SeO2·2HCl脱水,已部分脱水的产物沉于下层。将液体转移至100mL分液漏斗中,使两层液体分离。向分离出的液体产物中再加入5mL浓硫酸,按同样的方法进行处理,直至液体不再发生分层为止。应注意的是脱水不够或脱水时使用的硫酸过多都会使产率降低。完全脱水的产物可溶解于浓硫酸,加热时形成澄清透明的溶液,未完全脱水时加入浓硫酸后摇动会发生浑浊,加热时分层。在蒸馏之前,产品中因含有SeCl2而为樱桃红色,应通入氯将其氯化,直至变为草黄色。这时SeCl2转变为SeCl4,SeCl4与SeO2反应生成SeOCl2。在隔绝湿气的条件下,用水流吸气泵抽真空蒸馏两次,为防止爆沸,蒸馏瓶中应插入一根毛细管。每次蒸馏最初的几毫升馏出物弃去,蒸馏至有大量SeO2积聚时停止。若产物不为微黄色,则应在第二次蒸馏前再通氯一次。最后将产品隔绝湿气转移至玻璃安瓿中,烧封后保存。
相关化工产品/化学物质:
推荐生产厂家/供应商:
公司名:上海化源世纪贸易有限公司
区域:上海市普陀区
价格:
联系人:徐经理
产品详情:二氯化硒氧化物
公司名:上海阿拉丁生化科技股份有限公司
区域:上海市浦东新区
价格:
¥670.0/5g
¥2680.0/25g
¥需询单/1g
¥需询单/1g
联系人:阿拉丁
产品详情:二氯化硒氧化物
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相关化合物
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