氰用途

用作熏蒸剂及有机合成原料。

氰名称

[ CAS 号 ]:
460-19-5

[ 中文名 ]:

[ 英文名 ]:
cyanogen

[英文别名 ]:

氰物理化学性质

[ 密度 ]:
1.076g/cm3

[ 熔点 ]:
-34.4ºC

[ 分子式 ]:
C2N2

[ 分子量 ]:
52.03480

[ 精确质量 ]:
52.00610

[ PSA ]:
47.58000

[ LogP ]:
0.03356

[ 蒸汽压 ]:
4310mmHg at 25°C

[ 折射率 ]:
1.378

[ 储存条件 ]:
库房通风低温干燥,与酸、氧化剂、水、易燃物分开存放

氰MSDS

氰毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GT1925000
CHEMICAL NAME :
Cyanogen (C2N2)
CAS REGISTRY NUMBER :
460-19-5
LAST UPDATED :
199712
DATA ITEMS CITED :
29
MOLECULAR FORMULA :
C2-N2
MOLECULAR WEIGHT :
52.04
WISWESSER LINE NOTATION :
NCCN

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Human
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 21,121,1960 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Human
DOSE/DURATION :
16 ppm
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - conjunctive irritation Sense Organs and Special Senses (Olfaction) - olfactory nerve change
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 21,121,1960
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
350 ppm/1H
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - respiratory obstruction Sense Organs and Special Senses (Eye) - lacrimation Behavioral - somnolence (general depressed activity)
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 21,121,1960
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
15 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 3,77,1897
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
13 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 3,77,1897
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Bird - pigeon
DOSE/DURATION :
9 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 3,77,1897
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Amphibian - frog
DOSE/DURATION :
43 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 3,77,1897 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
25 ppm/6H/26W-I
REFERENCE :
JEPOEC Journal of Environmental Pathology, Toxicology and Oncology. (Chem-Orbital, POB 134, Park Forest, IL 60466) V.5(4)- 1984- Volume(issue)/page/year: 5(4/5),151,1984 *** REVIEWS *** ACGIH TLV-TWA 21 mg/m3 (10 ppm) 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 10 ppm DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8. Volume(issue)/page/year: 3,14,1973 OSHA PEL (Construc):8H TWA 10 ppm 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 10 ppm CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-ARAB Republic of Egypt:TWA 10 ppm (20 mg/m3) JAN 1993 OEL-AUSTRALIA:TWA 10 ppm (20 mg/m3) JAN 1993 OEL-AUSTRIA:TWA 10 ppm (22 mg/m3);Skin JAN 1993 OEL-BELGIUM:TWA 10 ppm (21 mg/m3) JAN 1993 OEL-DENMARK:TWA 10 ppm (20 mg/m3) JAN 1993 OEL-FINLAND:STEL 10 ppm (22 mg/m3);Skin JAN 1993 OEL-FRANCE:TWA 2 ppm (4 mg/m3);STEL 10 ppm (20 mg/m3) JAN 1993 OEL-GERMANY:TWA 10 ppm (22 mg/m3);Skin JAN 1993 OEL-INDIA:TWA 10 ppm (20 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 10 ppm (20 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 10 ppm (22 mg/m3);STEL 50 ppm;Skin JAN 1993 OEL-UNITED KINGDOM:TWA 10 ppm (20 mg/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 RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO CYANOGEN-air:10H TWA 10 ppm REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992

氰安全信息

[ 危害码 (欧洲) ]:
F;T;N

[ 风险声明 (欧洲) ]:
11-23-50/53

[ 安全声明 (欧洲) ]:
23-45-60-61

[ 危险品运输编码 ]:
1026

[ RTECS号 ]:
DH6833000

[ 危险类别 ]:
2.3

[ 海关编码 ]:
2853009021

氰上下游产品

氰制备

1.制法 用CuSO4与KCN作用制取

2CuSO4+4KCN=2CuCN+2K2SO4+(CN)2

2L圆底烧瓶配双孔塞,插有滴液漏斗和气体导出管。把500g研至极细的CuSO4·5H2O放在烧瓶中。将氰化钾溶液滴入,滴速随气体发生的快慢而定。当(CN)2通过一个用冰冷却的空洗瓶及一个CaCl2干燥管后冷凝在一个保持在-55℃的接受器中。

纯制时可使(CN)2在真空中通过一根装有P2O5的管(长300mm,直径30mm),并用液态空气冷凝。可将冷凝产物在高真空中分馏。

氰海关

[ 海关编码 ]: 2853009021

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