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6921-22-8生产厂家

6921-22-8价格

6921-22-8

6921-22-8结构式
6921-22-8结构式

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中文名 2,3-二氟硝基苯
英文名 2,3-Difluoronitrobenzene
中文别名 2.3-二氟硝基苯
英文别名 1,2-Difluoro-3-nitrobenzene
2,3-Difluoro-1-Nitrobenzene
2,3-difluoro-nitrobenzene
Benzene, 1,2-difluoro-3-nitro-
EINECS 230-035-9
1,2-Difluor-3-nitrobenzol
difluoro-nitro-benzene
Benzene,1,2-difluoro-3-nitro-(7CI,8CI,9CI)
2,3-Difluoro Nitrobenzene
MFCD00456802
密度 1.5±0.1 g/cm3
沸点 219.0±20.0 °C at 760 mmHg
分子式 C6H3F2NO2
分子量 159.090
闪点 93.1±10.1 °C
精确质量 159.013184
PSA 45.82000
LogP 1.55
蒸汽压 0.2±0.4 mmHg at 25°C
折射率 1.510
储存条件 Room temperature.
Material Safety Data Sheet

Section1. Identification of the substance
Product Name: 1,2-Difluoro-3-nitrobenzene
Synonyms:

Section2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

Section3. Composition/information on ingredients.
Ingredient name:1,2-Difluoro-3-nitrobenzene
CAS number:6921-22-8

Section4. First aid measures
Skin contact:Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact:Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation:Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion:Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

Section5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

Section6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution:Wear approved mask/respirator
Hand precaution:Wear suitable gloves/gauntlets
Skin protection:Wear suitable protective clothing
Eye protection:Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

Section7. Handling and storage
Handling:This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Store in closed vessels.
Storage:

Section8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section9. Physical and chemical properties
Appearance:Not specified
Boiling point:No data
No data
Melting point:
Flash point:No data
Density:No data
Molecular formula:C6H3F2NO2
Molecular weight:159.1

Section10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, nitrogen oxides, hydrogen fluoride.

Section11. Toxicological information
No data.

Section12. Ecological information
No data.

Section13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

Section14. Transportation information
Non-harzardous for air and ground transportation.

Section15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.


SECTION 16 - ADDITIONAL INFORMATION
N/A
危害码 (欧洲) Xi: Irritant;
海关编码 2904909090

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文献:PFIZER PRODUCTS INC. Patent: WO2008/12623 A1, 2008 ; Location in patent: Page/Page column 62 ; WO 2008/012623 A1

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文献:Lv, Hongbin; Zhan, Jin-Hui; Cai, Yuan-Bo; Yu, Yi; Wang, Bingwu; Zhang, Jun-Long Journal of the American Chemical Society, 2012 , vol. 134, # 39 p. 16216 - 16227,12

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6921-22-8结构式

6921-22-8

文献:Zhan, Jin-Hui; Lv, Hongbin; Yu, Yi; Zhang, Jun-Long Advanced Synthesis and Catalysis, 2012 , vol. 354, # 8 p. 1529 - 1541

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文献:Angewandte Chemie - International Edition, , vol. 52, # 11 p. 3203 - 3207 Angew. Chem., , vol. 125, # 11 p. 3285 - 3289,5
海关编码 2904909090
中文概述 2904909090 其他烃的磺化、硝化、亚硝化衍生物(不论是否卤化). 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0%
申报要素 品名, 成分含量, 用途
Summary HS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%