120-79-6

• 常用中文名：N,N'-二甲基硫代乙酰胺
• 常用英文名：Ethanedithioamide,N1,N2-dimethyl-
• CAS号：120-79-6
• 分子式：C₄H₈N₂S₂
• 分子量：148.25000
• 发布时间：2017-06-08 00:16:27
• 更新时间：2024-01-11 19:39:54

名称

• 中文名: N,N'-二甲基硫代乙酰胺
• 英文名: N,N'-Dimethylethanebis(thioamide)
• 英文别名: EINECS 204-425-4; MFCD00022131; N,N'-dimethylethanedithioamide; N,N'-DIMETHYLDITHIOOXAMIDE

物化性质

• 密度: 1.213g/cm3
• 沸点: 196.1ºC at 760mmHg
• 分子式: C₄H₈N₂S₂
• 分子量: 148.25000
• 闪点: 72.4ºC
• 精确质量: 148.01300
• PSA: 88.24000
• LogP: 0.86180
• 蒸汽压: 0.405mmHg at 25°C
• 折射率: 1.609
• 分子结构:

  1、 摩尔折射率：42.34

  2、 摩尔体积（cm³/mol）：122.1

  3、 等张比容（90.2K）：340.3

  4、 表面张力（dyne/cm）：60.1

  5、 极化率（10-24cm3）：16.78

• 计算化学:

  1.疏水参数计算参考值（XlogP）:0.5

  2.氢键供体数量:2

  3.氢键受体数量:2

  4.可旋转化学键数量:0

  5.互变异构体数量:3

  6.拓扑分子极性表面积88.2

  7.重原子数量:8

  8.表面电荷:0

  9.复杂度:96.6

  10.同位素原子数量:0

  11.确定原子立构中心数量:0

  12.不确定原子立构中心数量:0

  13.确定化学键立构中心数量:0

  14.不确定化学键立构中心数量:0

  15.共价键单元数量:1

MSDS

Section1. IDENTIFICATION OF THE SUBSTANCE/MIXTURE Product identifiers Product name: N,N'-DIMETHYLDITHIOOXAMIDE CAS-No.: 120-79-6 Relevant identified uses of the substance or mixture and uses advised against Identified uses: Laboratory chemicals, Manufacture of substances Section2. HAZARDS IDENTIFICATION Classification of the substance or mixture Classification according to Regulation (EC) No 1272/2008 [EU-GHS/CLP] Acute toxicity, Oral (Category 4) Classification according to EU Directives 67/548/EEC or 1999/45/EC Harmful if swallowed. Label elements Labelling according Regulation (EC) No 1272/2008 [CLP] Pictogram Signal wordWarning Hazard statement(s) H302Harmful if swallowed. Precautionary statement(s) none Supplemental Hazardnone Statements According to European Directive 67/548/EEC as amended. Hazard symbol(s) R-phrase(s) R22Harmful if swallowed. S-phrase(s)none Other hazards - none Section3. COMPOSITION/INFORMATION ON INGREDIENTS Substances Formula: C4H8N2S2 Molecular Weight: 148,25 g/mol ComponentConcentration N,N'-DIMETHYLDITHIOOXAMIDE CAS-No.120-79-6- Section4. FIRST AID MEASURES Description of first aid measures General advice Consult a physician. Show this safety data sheet to the doctor in attendance. If inhaled If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician. In case of skin contact Wash off with soap and plenty of water. Consult a physician. In case of eye contact Flush eyes with water as a precaution. If swallowed Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician. Most important symptoms and effects, both acute and delayed To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated. Indication of any immediate medical attention and special treatment needed no data available Section5. FIRE-FIGHTING MEASURES Extinguishing media Suitable extinguishing media Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide. Special hazards arising from the substance or mixture Carbon oxides, nitrogen oxides (NOx), Sulphur oxides Advice for firefighters Wear self contained breathing apparatus for fire fighting if necessary. Further information no data available Section6. ACCIDENTAL RELEASE MEASURES Personal precautions, protective equipment and emergency procedures Use personal protective equipment. Avoid dust formation. Avoid breathing vapors, mist or gas. Ensure adequate ventilation. Avoid breathing dust. Environmental precautions Do not let product enter drains. Methods and materials for containment and cleaning up Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed containers for disposal. Reference to other sections For disposal see section 13. Section7. HANDLING AND STORAGE Precautions for safe handling Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Provide appropriate exhaust ventilation at places where dust is formed.Normal measures for preventive fire protection. Conditions for safe storage, including any incompatibilities Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Specific end uses no data available Section8. EXPOSURE CONTROLS/PERSONAL PROTECTION Control parameters Components with workplace control parameters Exposure controls Appropriate engineering controls Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at the end of workday. Personal protective equipment Eye/face protection Safety glasses with side-shields conforming to EN166 Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Skin protection Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands. The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it. Body Protection Complete suit protecting against chemicals, The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace. Respiratory protection For nuisance exposures use type P95 (US) or type P1 (EU EN 143) particle respirator.For higher level protection use type OV/AG/P99 (US) or type ABEK-P2 (EU EN 143) respirator cartridges. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Section9. PHYSICAL AND CHEMICAL PROPERTIES Information on basic physical and chemical properties a) AppearanceForm: solid b) Odourno data available c) Odour Thresholdno data available d) pHno data available e) Melting point/freezingno data available point f) Initial boiling point and no data available boiling range g) Flash pointno data available h) Evaporation rateno data available i) Flammability (solid, gas) no data available j) Upper/lowerno data available flammability or explosive limits k) Vapour pressureno data available l) Vapour densityno data available m) Relative densityno data available n) Water solubilityno data available o) Partition coefficient: n- log Pow: 0,628 octanol/water p) Autoignitionno data available temperature q) Decompositionno data available temperature r) Viscosityno data available s) Explosive propertiesno data available t) Oxidizing propertiesno data available Other safety information no data available Section10. STABILITY AND REACTIVITY Reactivity no data available Chemical stability no data available Possibility of hazardous reactions no data available Conditions to avoid no data available Incompatible materials Strong oxidizing agents Hazardous decomposition products Other decomposition products - no data available Section11. TOXICOLOGICAL INFORMATION Information on toxicological effects Acute toxicity no data available Skin corrosion/irritation no data available Serious eye damage/eye irritation no data available Respiratory or skin sensitization no data available Germ cell mutagenicity no data available Carcinogenicity IARC:No component of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen by IARC. Reproductive toxicity no data available Specific target organ toxicity - single exposure no data available Specific target organ toxicity - repeated exposure no data available Aspiration hazard no data available Potential health effects Inhalation May be harmful if inhaled. May cause respiratory tract irritation. IngestionHarmful if swallowed. SkinMay be harmful if absorbed through skin. May cause skin irritation. EyesMay cause eye irritation. Signs and Symptoms of Exposure To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated. Additional Information RTECS: RP0525000 Section12. ECOLOGICAL INFORMATION Toxicity no data available Persistence and degradability no data available Bioaccumulative potential no data available Mobility in soil no data available Results of PBT and vPvB assessment no data available Other adverse effects no data available Section13. DISPOSAL CONSIDERATIONS Waste treatment methods Product Offer surplus and non-recyclable solutions to a licensed disposal company. Contact a licensed professional waste disposal service to dispose of this material. Dissolve or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber. Contaminated packaging Dispose of as unused product. Section14. TRANSPORT INFORMATION UN number ADR/RID: -IMDG: -IATA: - UN proper shipping name ADR/RID: Not dangerous goods IMDG: Not dangerous goods IATA:Not dangerous goods Transport hazard class(es) ADR/RID: -IMDG: -IATA: - Packaging group ADR/RID: -IMDG: -IATA: - Environmental hazards ADR/RID: noIMDG Marine pollutant: noIATA: no Special precautions for user no data available SECTION 15 - REGULATORY INFORMATION N/A SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : RP0525000 CHEMICAL NAME : Oxamide, N,N'-dimethyldithio- CAS REGISTRY NUMBER : 120-79-6 BEILSTEIN REFERENCE NO. : 1754611 LAST UPDATED : 199701 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C4-H8-N2-S2 MOLECULAR WEIGHT : 148.26 WISWESSER LINE NOTATION : SUYM1&YUS&M1 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 50 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: AD277-689 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Bird - quail DOSE/DURATION : 17800 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : EESADV Ecotoxicology and Environmental Safety. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1977- Volume(issue)/page/year: 6,149,1982 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Bird - wild bird species DOSE/DURATION : 7500 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AECTCV Archives of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 070944) V.1- 1973- Volume(issue)/page/year: 12,355,1983

安全

• 海关编码: 2930909090

合成路线

33498-03-2 74-89-5 ~52% 120-79-6

文献：Kibbel, H. U.; Kuecken, M.; Peters, E.; Weber, H. Journal fuer Praktische Chemie (Leipzig), 1981 , vol. 323, # 1 p. 41 - 48

615-35-0 ~% 120-79-6

文献：Halder, T.; Schwarz, W.; Weidlein, J.; Fischer, P. Journal of Organometallic Chemistry, 1983 , vol. 246, # 1 p. 29 - 48

79-40-3 74-89-5 ~% 120-79-6

文献：Desseyn; Perlepes; Clou; Blaton; Van Der Veken; Dommisse; Hansen Journal of Physical Chemistry A, 2004 , vol. 108, # 24 p. 5175 - 5182

600-39-5 ~% 120-79-6

文献：Wallach Justus Liebigs Annalen der Chemie, 1882 , vol. 214, p. 259

上下游产品

上游产品  5
33498-03-2 74-89-5 615-35-0 79-40-3
600-39-5
下游产品  1
615-35-0

海关

海关编码	2930909090
中文概述	2930909090. 其他有机硫化合物. 增值税率:17.0%. 退税率:13.0%. 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	2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%