5,8-二氟-1,4-苯并二恶烷 | 72912-50-6

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 苯并二恶烷
• 中文名称: 5,8-二氟-1,4-苯并二恶烷
• 英文名称: 5,8-difluoro-2,3-dihydro-1,4-benzodioxin
• 英文别名: 5,8-difluoro-1,4-benzodioxane；5,8-difluoro-2,3-dihydro-1,4-benzodioxine
• CAS: 72912-50-6
• 化学式: C₈H₆F₂O₂
• 分子量: 172.131
• InChiKey: VNPXSBILOLAXAT-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.8
• 重原子数：
  12
• 可旋转键数：
  0
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  18.5
• 氢给体数：
  0
• 氢受体数：
  4

安全信息

• 海关编码：
  2932999099

SDS

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Section 1. IDENTIFICATION OF THE SUBSTANCE/MIXTURE
Product identifiers
Product name : 5,8-Difluoro-1,4-benzodioxan
CAS-No. : 72912-50-6
Relevant identified uses of the substance or mixture and uses advised against
Identified uses : Laboratory chemicals, Manufacture of substances

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Section 2. HAZARDS IDENTIFICATION
Classification of the substance or mixture
Not a hazardous substance or mixture according to Regulation (EC) No. 1272/2008.
This substance is not classified as dangerous according to Directive 67/548/EEC.
Label elements
Caution - substance not yet tested completely.
Other hazards - none

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Section 3. COMPOSITION/INFORMATION ON INGREDIENTS
Substances
Formula : C8H6F2O2
Molecular Weight : 172,13 g/mol

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Section 4. FIRST AID MEASURES
Description of first aid measures
If inhaled
If breathed in, move person into fresh air. If not breathing, give artificial respiration.
In case of skin contact
Wash off with soap and plenty of water.
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.
Most important symptoms and effects, both acute and delayed
Indication of any immediate medical attention and special treatment needed
no data available

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Section 5. FIREFIGHTING 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, Hydrogen fluoride
Advice for firefighters
Wear self contained breathing apparatus for fire fighting if necessary.
Further information
no data available

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Section 6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protective equipment and emergency procedures
Avoid dust formation. Avoid breathing vapors, mist or gas.
Environmental precautions
Do not let product enter drains.
Methods and materials for containment and cleaning up
Sweep up and shovel. Keep in suitable, closed containers for disposal.
Reference to other sections
For disposal see section 13.

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Section 7. HANDLING AND STORAGE
Precautions for safe handling
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

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Section 8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Control parameters
Components with workplace control parameters
Exposure controls
Appropriate engineering controls
General industrial hygiene practice.
Personal protective equipment
Eye/face protection
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
Choose body protection in relation to its type, to the concentration and amount of dangerous
substances, and to the specific work-place., The type of protective equipment must be selected
according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory protection
Respiratory protection is not required. Where protection from nuisance levels of dusts are desired,
use type N95 (US) or type P1 (EN 143) dust masks. Use respirators and components tested and
approved under appropriate government standards such as NIOSH (US) or CEN (EU).

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Section 9. PHYSICAL AND CHEMICAL PROPERTIES
Information on basic physical and chemical properties
a) Appearance Form: solid
b) Odour no data available
c) Odour Threshold no data available
d) pH no data available
e) Melting point/freezing 55 - 57 °C
point
f) Initial boiling point and no data available
boiling range
g) Flash point no data available
h) Evaporation rate no data available
i) Flammability (solid, gas) no data available
j) Upper/lower no data available
flammability or
explosive limits
k) Vapour pressure no data available
l) Vapour density no data available
m) Relative density no data available
n) Water solubility no data available
o) Partition coefficient: n- no data available
octanol/water
p) Autoignition no data available
temperature
q) Decomposition no data available
temperature
r) Viscosity no data available
s) Explosive properties no data available
t) Oxidizing properties no data available
Other safety information
no data available

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Section 10. 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

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Section 11. 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.
Ingestion May be harmful if swallowed.
Skin May be harmful if absorbed through skin. May cause skin irritation.
Eyes May cause eye irritation.
Additional Information
RTECS: Not available

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Section 12. 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

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Section 13. DISPOSAL CONSIDERATIONS
Waste treatment methods
Product
Offer surplus and non-recyclable solutions to a licensed disposal company.
Contaminated packaging
Dispose of as unused product.

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Section 14. 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: no IMDG Marine pollutant: no IATA: no
Special precautions for user
no data available

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SECTION 15 - REGULATORY INFORMATION
N/A

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SECTION 16 - ADDITIONAL INFORMATION
N/A

反应信息

• 作为反应物：
  描述：

  5,8-二氟-1,4-苯并二恶烷 在 盐酸 、 三氯化铝 、 potassium carbonate 作用下， 以 溶剂黄146 、 丙酮 、 甲苯 为溶剂， 反应 18.0h， 生成 1-(Chloromethyl)-2,5-difluoro-3,4-dimethoxybenzene
  参考文献：
  名称：

  Improved synthesis of fluoroveratroles and fluorophenethylamines via organolithium reagents

  摘要：

  DOI：

  10.1021/jo00314a054
• 作为产物：
  描述：

  四氟苯 在 potassium carbonate 作用下， 以 N-甲基乙酰胺 为溶剂， 生成 5,8-二氟-1,4-苯并二恶烷
  参考文献：
  名称：

  Benz-tetrasubstituted 1-phenyl-2,3,4,5-tetrahydro-1H-3-benzazepines

  摘要：

  一组6,9-二取代-7,8-二羟基-1-苯基-2,3,4,5-四氢-1H-3-苯并哌啶具有多巴胺活性。该发明的主要物种示例是6,9-二氯-7,8-二羟基-1-苯基-2,3,4,5-四氢-1H-3-苯并哌啶和6,9-二氯-7,8-二羟基-1-(对羟基苯基)-2,3,4,5-四氢-1H-3-苯并哌啶的酸盐形式。

  公开号：

  US04171359A1

文献信息

• Benz-tetrasubstituted 1-phenyl-2,3,4,5-tetrahydro-1H-3-benzazepines
  申请人：SmithKline Corporation

  公开号：US04171359A1

  公开（公告）日：1979-10-16

  A group of 6,9-disubstituted-7,8-dihydroxy-1-phenyl-2,3,4,5-tetrahydro-1H-3-benzazepi nes have dopaminergic activity. Examples of leading species of the invention are 6,9-dichloro-7,8-dihydroxy-1-phenyl-2,3,4,5-tetrahydro-1H-3-benzazepine and 6,9-dichloro-7,8-dihydroxy-1-(p-hydroxy-phenyl)-2,3,4,5-tetrahydro-1H- 3-benzazepine in the form of an acid addition salt.

  一组6,9-二取代-7,8-二羟基-1-苯基-2,3,4,5-四氢-1H-3-苯并哌啶具有多巴胺活性。该发明的主要物种示例是6,9-二氯-7,8-二羟基-1-苯基-2,3,4,5-四氢-1H-3-苯并哌啶和6,9-二氯-7,8-二羟基-1-(对羟基苯基)-2,3,4,5-四氢-1H-3-苯并哌啶的酸盐形式。
• Novel polymers, resist compositions and patterning process
  申请人：——

  公开号：US20010033989A1

  公开（公告）日：2001-10-25

  Polymers having fluorinated ester groups are novel. Using the polymers, resist compositions featuring low absorption of F 2 excimer laser light are obtained.

  具有氟酯基团的聚合物是新型的。使用这些聚合物，可以获得具有低吸收F2准分子激光光的抗蚀剂组成物。
• Polymer, chemically amplified resist composition and patterning process
  申请人：Shin-Etsu Chemical Co., Ltd.

  公开号：US20020004569A1

  公开（公告）日：2002-01-10

  Polymers comprising recurring units of cycloolefin having fluorinated alkyl introduced therein are novel and have transparency and alkali solubility. Using the polymers, resist compositions featuring low absorption of F 2 excimer laser light are obtained.

  由含有氟化烷基的环氧烷重复单元组成的高分子是新颖的，并且具有透明度和碱溶性。使用这些高分子，可以获得低吸收F2准分子激光光的抗蚀剂组成物。
• Aromatic diols
  申请人：GLAXO GROUP LIMITED

  公开号：EP0359290A1

  公开（公告）日：1990-03-21

  Compounds are disclosed of formula Where R¹ is halogen, C₁₋₄ alkyl, C₁₋₄ alkoxy, hydroxyl, cyano, nitro and -NR³R⁴ where R³ and R⁴ is each a hydrogen atom or C₁₋₄ alkyl, and R² is hydrogen or a substituent as defined for R¹. Process for the preparation of the compounds are described.

  公开了式 其中 R¹ 为卤素、C₁₋₄ 烷基、C₁₋₄ 烷氧基、羟基、氰基、硝基和 -NR³R⁴ 其中 R³ 和 R⁴ 各为氢原子或 C₁₋₄ 烷基，R² 为氢或 R¹ 所定义的取代基。描述了化合物的制备过程。
• Fluorine-containing polymers, resist compositions and patterning process
  申请人：SHIN-ETSU CHEMICAL CO., LTD.

  公开号：EP1126322A2

  公开（公告）日：2001-08-22

  Polymers having fluorinated ester groups are novel. Using the polymers, resist compositions featuring low absorption of F2 excimer laser light are obtained.

  具有氟化酯基团的聚合物是一种新型聚合物。使用这种聚合物可获得对 F2 准分子激光吸收率低的抗蚀剂组合物。

表征谱图