3,4-二氢-2H-1,5-苯并二氧-7-羧酸

  • 基本信息
  • 物化性质
  • 安全信息
  • MSDS
  • 海关数据

3,4-二氢-2H-1,5-苯并二氧-7-羧酸 基本信息

中文名称:
3,4-二氢-2H-1,5-苯并二氧-7-羧酸 
中文别名:
3,4-二氢-2H-1,5-苯并二氧-7-羧酸;
3,4-二氢-2H-1,5-苯并二氧杂卓-7-羧酸;
3,4-二氢-2H-1,5-苯并二氧杂卓-8-羧酸 
英文名称:
2H-1,5-Benzodioxepin-7-carboxylicacid, 3,4-dihydro-
英文别名:
3,4-DIHYDRO-2H-1,5-BENZODIOXEPINE-7-CARBOXYLIC ACID;
2H,3H,4H-benzo[b]1,4-dioxepin-7-carboxylic acid;
3,4-dihydro-2H-benzo[b][1,4]dioxepine-7-carboxylic acid 
CAS No.:
20825-89-2
分 子 式:
C10H10O4
分 子 量:
194.18
精确分子量:
194.05800
PSA:
55.76000
分子结构式:
SDS:
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3,4-二氢-2H-1,5-苯并二氧-7-羧酸 物化性质

熔点:
145-147ºC

3,4-二氢-2H-1,5-苯并二氧-7-羧酸 安全信息

海关代码:
2932999099
危险标志:
Xi

3,4-二氢-2H-1,5-苯并二氧-7-羧酸 MSDS

Name: 3 4-Dihydro-2H-1 5-benzodioxepine-7-carboxylic acid 97% Material Safety Data Sheet
Synonym:
CAS: 20825-89-2
Section 1 - Chemical Product   MSDS Name:3 4-Dihydro-2H-1 5-benzodioxepine-7-carboxylic acid 97% Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
20825-89-2 3,4-Dihydro-2H-1,5-benzodioxepine-7-ca 97% unlisted
Hazard Symbols: None Listed.
Risk Phrases: None Listed.

Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
Not available.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation. May be harmful if absorbed through the skin.
Ingestion:
May cause irritation of the digestive tract. May be harmful if swallowed.
Inhalation:
May cause respiratory tract irritation. May be harmful if inhaled.
Chronic:
Not available.

Section 4 - FIRST AID MEASURES
  Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately.
Notes to Physician:
Treat symptomatically and supportively.

Section 5 - FIRE FIGHTING MEASURES
  General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
  General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container.

Section 7 - HANDLING and STORAGE
  Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage:
Store in a cool, dry place. Store in a tightly closed container.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
  Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 20825-89-2: Personal Protective Equipment Eyes: Not available.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
 
Physical State: Solid
Color: pale yellow
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 145.2 - 147.3 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula: C10H10O4
Molecular Weight: 194

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Not available.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 20825-89-2 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
3,4-Dihydro-2H-1,5-benzodioxepine-7-carboxylic acid - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION
 

Section 13 - DISPOSAL CONSIDERATIONS
  Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION
 
IATA
No information available.
IMO
No information available.
RID/ADR
No information available.

Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
Safety Phrases:
S 24/25 Avoid contact with skin and eyes.
WGK (Water Danger/Protection)
CAS# 20825-89-2: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 20825-89-2 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 20825-89-2 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

3,4-二氢-2H-1,5-苯并二氧-7-羧酸 海关数据

中国海关编码:2932999099

概述:
2932999099. 其他仅含氧杂原子的杂环化合物. 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:20.0%
申报要素:
品名, 成分含量, 用途
摘要/Summary:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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