2,3-二氢苯并呋喃-7-甲醛 | 196799-45-8

• 物质功能分类: 医药中间体 - 杂环化合物
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 香豆素
• 中文名称: 2,3-二氢苯并呋喃-7-甲醛
• 中文别名: 2,3-二氢-1-苯并呋喃-7-甲醛
• 英文名称: 2,3-dihydrobenzofuran-7-carbaldehyde
• 英文别名: 2,3-dihydro-1-benzofuran-7-carbaldehyde；2,3-Dihydrobenzo[b]furan-7-carboxaldehyde
• CAS: 196799-45-8
• 化学式: C₉H₈O₂
• 分子量: 148.161
• InChiKey: CLXXUGOCVBQNAI-UHFFFAOYSA-N

物化性质

• 熔点：
  53-54 °C
• 沸点：
  277.6±29.0 °C(Predicted)
• 密度：
  1.222±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.4
• 重原子数：
  11
• 可旋转键数：
  1
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.22
• 拓扑面积：
  26.3
• 氢给体数：
  0
• 氢受体数：
  2

安全信息

• 危险类别码：
  R52
• 海关编码：
  2932999099
• 危险性防范说明：
  P261,P280,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H332,H335
• 储存条件：
  温度保持在2-8°C，置于惰性气体环境中。

SDS

Name:	2 3-Dihydro-1-benzofuran-7-carbaldehyde Material Safety Data Sheet
Synonym:	None Known
CAS:	196799-45-8

Section 1 - Chemical Product MSDS Name:2 3-Dihydro-1-benzofuran-7-carbaldehyde Material Safety Data Sheet
Synonym:None Known

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Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS

CAS#	Chemical Name	content	EINECS#
196799-45-8	2,3-Dihydro-1-benzofuran-7-carbaldehyd	97+	unlisted

Hazard Symbols: XI
Risk Phrases: 36/37/38 42

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Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Irritating to eyes, respiratory system and skin. May cause sensitization by inhalation.
Potential Health Effects
Eye:
Causes eye irritation. May cause chemical conjunctivitis.
Skin:
Causes skin irritation. May be harmful if absorbed through the skin.
Ingestion:
May cause irritation of the digestive tract. May be harmful if swallowed.
Inhalation:
Causes respiratory tract irritation. May be harmful if inhaled. May cause respiratory sensitization.
Chronic:
No information found.

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Section 4 - FIRST AID MEASURES
Eyes: Immediately 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. Wash clothing before reuse.
Ingestion:
Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:
Treat symptomatically and supportively.

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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. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

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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. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions.
Provide ventilation.

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Section 7 - HANDLING and STORAGE
Handling:
Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing.
Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation. Wash clothing before reuse.
Storage:
Store in a cool, dry place. Store in a tightly closed container.

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Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 196799-45-8: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
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.

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Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Solid
Color: yellow
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 54-55 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: C9H8O2
Molecular Weight: 148.20

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Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable at room temperature in closed containers under normal storage and handling conditions.
Conditions to Avoid:
Dust generation.
Incompatibilities with Other Materials:
Oxidizing agents, amines.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported.

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Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 196799-45-8 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
2,3-Dihydro-1-benzofuran-7-carbaldehyde - Not listed by ACGIH, IARC, or NTP.

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Section 12 - ECOLOGICAL INFORMATION

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

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Section 14 - TRANSPORT INFORMATION

IATA
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing Group:
IMO
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing Group:
RID/ADR
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing group:

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Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XI
Risk Phrases:
R 36/37/38 Irritating to eyes, respiratory system
and skin.
R 42 May cause sensitization by inhalation.
Safety Phrases:
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 36/37/39 Wear suitable protective clothing, gloves
and eye/face protection.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 196799-45-8: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 196799-45-8 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 196799-45-8 is not listed on the TSCA inventory.
It is for research and development use only.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

反应信息

• 作为反应物：
  描述：

  2,3-二氢苯并呋喃-7-甲醛 在 sodium tetrahydroborate 、 sodium azide 、 三乙胺 作用下， 以 甲醇 、 乙醚 、 二氯甲烷 、 二甲基亚砜 为溶剂， 反应 16.5h， 生成 7-(azidomethyl)-2,3-dihydro-1-benzofuran
  参考文献：
  名称：

  THERAPEUTIC FLUOROETHYLCYANO GUANIDINES

  摘要：

  本文披露了具有如本文所述的化学式的化合物。还披露了与之相关的治疗方法、组成和药物。

  公开号：

  US20080255230A1
• 作为产物：
  描述：

  2,3-二氢苯并呋喃 在 四亚甲基二胺 作用下， 以 四氢呋喃 、 环己烷 为溶剂， 反应 1.5h， 生成 2,3-二氢苯并呋喃-7-甲醛
  参考文献：
  名称：

  THERAPEUTIC FLUOROETHYLCYANO GUANIDINES

  摘要：

  本文披露了具有如本文所述的化学式的化合物。还披露了与之相关的治疗方法、组成和药物。

  公开号：

  US20080255230A1

文献信息

• [EN] 1,4-DISUBSTITUTED PIPERIDINE DERIVATIVES AND THEIR USE AS 11-BETAHSD1 INHIBITORS<br/>[FR] DERIVES DE PIPERIDINE 1,4 DISUBSTITUEE ET LEUR UTILISATION EN TANT QU'INHIBITEURS DE 11-BETAHSD1
  申请人：ASTRAZENECA AB

  公开号：WO2004033427A1

  公开（公告）日：2004-04-22

  The use of a compound of formula (I) in the manufacture of a medicament for use in the inhibition of 11βHSD1 is described.

  使用式(I)的化合物制造用于抑制11βHSD1的药物。
• [EN] TRICYCLIC INDOLE DERIVATIVES AND METHODS OF USE THEREOF<br/>[FR] DÉRIVÉS D'INDOLE TRICYCLIQUES ET PROCÉDÉS D'UTILISATION DE CEUX-CI
  申请人：SCHERING CORP

  公开号：WO2009152200A1

  公开（公告）日：2009-12-17

  The present invention relates to Tricyclic Indole Derivatives, compositions comprising at least one Tricyclic Indole Derivatives, and methods of using the Tricyclic Indole Derivatives for treating or preventing a viral infection or a virus-related disorder in a patient

  本发明涉及三环吲哚衍生物，包括至少一种三环吲哚衍生物的组合物，以及利用该三环吲哚衍生物治疗或预防患者病毒感染或与病毒相关的疾病的方法。
• Nitrogen containing heterocyclic compounds and medicines containing the same
  申请人：——

  公开号：US20040167224A1

  公开（公告）日：2004-08-26

  Compounds represented by the following general formula: 1 (wherein X 1 , X 2 , X 3 and X 4 each independently represent a single bond, C 1-6 alkylene, etc.; A 2 represents optionally substituted phenyl, etc.; A 1 represents an optionally substituted 5- to 7-membered heterocyclic group containing —C(═Q 1 )— (wherein Q 1 represents oxygen, sulfur or ═N—R 11 (wherein R 11 represents hydrogen or C 1-6 alkyl)) and nitrogen, etc.; and Z 1 represents piperidin-diyl, etc.), salts thereof and hydrates of the foregoing.

  由以下一般式表示的化合物： 1 （其中X 1 、X 2 、X 3 和X 4 分别独立表示单键，C 1-6 烷基等；A 2 表示可选择地取代的苯基等；A 1 表示可选择地取代的含有—C(═Q 1 )—的5-至7-成员杂环基团（其中Q 1 表示氧、硫或═N—R 11 （其中R 11 表示氢或C 1-6 烷基））和氮等；以及Z 1 表示哌啶二基等），以及其盐和上述化合物的水合物。
• N-phenpropylcuclopentyl-substituted glutaramide derivatives as inhibitors of neutral endopeptidase
  申请人：——

  公开号：US20030105132A1

  公开（公告）日：2003-06-05

  The invention relates to compounds of formula (I) for treating for example sexual dysfunction, wherein R 1 is optionally substituted C 1-6 alkyl, optionally substituted carbocyclyl, optionally substituted heterocyclyl, hydrogen, C 1-6 alkoxy, —NR 2 R 3 or —NR 4 SO 2 R 5 ; X is the linkage —(CH 2 ) n — or —(CH 2 ) q —O— (wherein Y is attached to the oxygen); wherein one or more hydrogen atoms in linkage X may be replaced independently by C 1-4 alkoxy; hydroxy; hydroxy(C 1-3 alkyl); C 3-7 cycloalkyl; carbocyclyl; heterocyclyl; or by C 1-4 alkyl optionally substituted by one or more fluoro or phenyl groups; n is 3, 4, 5, 6 or 7; and q is 2, 3, 4, 5 or 6; and Y is phenyl or pyridyl, each of which may be substituted; or two R 8 groups on adjacent carbon atoms together with the interconnecting carbon atoms may form a fused optionally substituted 5 - or 6 -membered carbocyclic or heterocyclyic ring. 1

  该发明涉及用于治疗性功能障碍的化合物(I)的公式，其中R1是可选择取代的C1-6烷基，可选择取代的碳环烷基，可选择取代的杂环烷基，氢，C1-6烷氧基，—NR2R3或—NR4SO2R5；X是连接基—(CH2)n—或—(CH2)q—O—（其中Y连接到氧原子）；其中连接基X中的一个或多个氢原子可以独立地被C1-4烷氧基，羟基，羟基(C1-3烷基)，C3-7环烷基，碳环烷基，杂环烷基或可选择取代的一个或多个氟或苯基的C1-4烷基替代；n为3、4、5、6或7；q为2、3、4、5或6；Y为苯基或吡啶基，每个基都可以被取代；或相邻碳原子上的两个R8基连同相互连接的碳原子可以形成一个可选择取代的5-或6-成员碳环或杂环环。
• Condensed indoline derivatives and their use as 5HT, in particular 5HT2c, receptor ligands
  申请人：Roffey Richard Anthony Jonathan

  公开号：US20050187282A1

  公开（公告）日：2005-08-25

  A chemical compound of formula (I) wherein R 1 and R 2 are independently selected from hydrogen and alkyl; R 3 is alkyl; R 4 and R 5 are selected from hydrogen and alkyl; R 6 and R 7 are independently selected from hydrogen, halogen, hydroxyl, alkyl, aryl, amino, alkylamino, dialkylamino, alkoxy, aryloxy, alkylthio, alkylsulfoxyl, nitro, carbonitrile, carbo-alkoxy, carbo-aryloxy and carboxyl; and A is a 5- or 6-membered ring optionally containing one or more heteroatoms wherein the atoms of the ring A, other than the unsaturated carbon atoms of the phenyl ring to which the ring A is fused, are saturated or unsaturated, and pharmaceutically acceptable salts, addition compounds and prodrugs thereof; and the use thereof in therapy, particularly as an agonist or antagonist of a 5HT receptor, particularly a 5HT 2C receptor, for instance in the treatment of disorders of the central nervous system; damage to the central nervous system; cardiovascular disorders; gastrointestinal disorders; diabetes insipidus, and sleep apnea, and particularly for the treatment of obesity.

  化学式（I）的化合物，其中R1和R2分别选自氢和烷基；R3是烷基；R4和R5选自氢和烷基；R6和R7分别选自氢、卤素、羟基、烷基、芳基、氨基、烷基氨基、二烷基氨基、烷氧基、芳氧基、烷基硫基、烷基亚砜基、硝基、氰基、羧酸酯基、羧酸芳酯基和羧基；A是一个含有一个或多个杂原子的5-或6元环，其中环A的原子除了与环A融合的苯环的不饱和碳原子外，可以是饱和的或不饱和的，以及其药学上可接受的盐、加合物和前药；以及其在治疗中的用途，特别是作为5HT受体的激动剂或拮抗剂，特别是5HT2C受体，例如在治疗中枢神经系统疾病；中枢神经系统损伤；心血管疾病；胃肠道疾病；尿崩症和睡眠呼吸暂停症，特别是用于肥胖症的治疗。