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二甲基氰胺

二甲基氰胺用途

用作有机合成的中间体。

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二甲基氰胺名称

[ CAS 号 ]:
1467-79-4

[ 中文名 ]:
二甲基氢胺

[ 英文名 ]:
Cyanamide,N,N-dimethyl-

[中文别名 ]:

[英文别名 ]:

DIMETHYLCYANAMIDE
EINECS 215-991-7

二甲基氰胺物理化学性质

[ 密度 ]:
0.867 g/mL at 25 °C(lit.)

[ 沸点 ]:
161-163 °C(lit.)

[ 熔点 ]:
-41 °C

[ 分子式 ]:
C₃H₆N₂

[ 分子量 ]:
70.09310

[ 闪点 ]:
137 °F

[ 精确质量 ]:
70.05310

[ PSA ]:
27.03000

[ LogP ]:
0.02908

[ 蒸汽压 ]:
2.06mmHg at 25°C

[ 折射率 ]:
n20/D 1.41(lit.)

[ 储存条件 ]:
包装完整、轻装轻卸,库房通风、远离明火、高温、与氧化剂、酸分开存放

二甲基氰胺MSDS

详细MSDS(安全技术说明书)

二甲基氰胺毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GS6475000

CHEMICAL NAME :: Cyanamide, dimethyl-

CAS REGISTRY NUMBER :: 1467-79-4

LAST UPDATED :: 199701

DATA ITEMS CITED :: 10

MOLECULAR FORMULA :: C3-H6-N2

MOLECULAR WEIGHT :: 70.11

WISWESSER LINE NOTATION :: NCN1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 146 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - muscle weakness Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 19(11),23,1975

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2500 mg/m3

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - muscle weakness Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 19(11),23,1975

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 73 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - muscle weakness Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 19(11),23,1975

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2800 mg/m3

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - muscle weakness Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 19(11),23,1975

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 125 mg/kg

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

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 19(11),23,1975

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 40 mg/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD691-490

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 146 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - muscle weakness Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 19(11),23,1975

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 5 gm/kg

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

REFERENCE :: 38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985. Volume(issue)/page/year: 2C,4863,1982 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 0.5 mg/m3;Skin JAN 1993

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二甲基氰胺安全信息

[ 危害码 (欧洲) ]:
T

[ 风险声明 (欧洲) ]:
R23/24/25;R36/37/38

[ 安全声明 (欧洲) ]:
36/37/39-45

[ 危险品运输编码 ]:
UN 2810 6.1/PG 3

[ WGK德国 ]:
3

[ RTECS号 ]:
GS6475000

[ 包装等级 ]:
III

[ 危险类别 ]:
3.2

[ 海关编码 ]:
2926909090

二甲基氰胺合成路线

详细合成路线

二甲基氰胺上下游产品

二甲基氰胺上游产品

二甲基氰胺下游产品

二甲基氰胺海关

[ 海关编码 ]: 2926909090

[ 中文概述 ]:
2926909090 其他腈基化合物. 增值税率:17.0% 退税率:9.0% 监管条件:无最惠国关税:6.5% 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ Summary ]:
HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%