3,4-二氢-2H-1,4-苯并噁嗪 | 5735-53-5

• 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 - 苯并恶嗪类
• 中文名称: 3,4-二氢-2H-1,4-苯并噁嗪
• 中文别名: 2,3-二氢-1,4-苯并恶嗪；苯并吗啉
• 英文名称: 1,4-benzoxazine
• 英文别名: 3,4-dihydro-2H-1,4-benzoxazine；3,4-dihydro-2H-benzo[b][1,4]oxazine；benzomorpholine；3,4‐dihydro‐2H‐1,4‐benzoxazine
• CAS: 5735-53-5
• 化学式: C₈H₉NO
• mdl: MFCD02181098
• 分子量: 135.166
• InChiKey: YRLORWPBJZEGBX-UHFFFAOYSA-N

物化性质

• 沸点：
  85°C/0.75mm
• 密度：
  1.095±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.7
• 重原子数：
  10
• 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：
  21.3
• 氢给体数：
  1
• 氢受体数：
  2

安全信息

• 危险等级：
  IRRITANT
• 危险品标志：
  Xi
• 安全说明：
  S26,S36/37/39
• 危险类别码：
  R36/37/38
• 海关编码：
  2934999090
• 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：
  室温

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
3,4-Dihydro-2h-1,4-benzoxazine
Product Name:
Synonyms: Benzomorpholine

---

Section 2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.
H315: Causes skin irritation
H319: Causes serious eye irritation
H335: May cause respiratory irritation
P261: Avoid breathing dust/fume/gas/mist/vapours/spray
Wear protective gloves/protective clothing/eye protection/face protection
P280:
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present
and easy to do – continue rinsing
P304+P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
P405: Store locked up

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Section 3. Composition/information on ingredients.
3,4-Dihydro-2h-1,4-benzoxazine
Ingredient name:
CAS number: 5735-53-5

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Section 4. First aid measures
Immediately wash skin with copious amounts of water for at least 15 minutes while removing
Skin contact:
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.
Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.
Ingestion:

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Section 5. 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.

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Section 6. 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.

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Section 7. 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.
Storage: Store in closed vessels.

---

Section 8. 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.

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Section 9. Physical and chemical properties
Not specified
Appearance:
Boiling point: No data
Melting point: No data
Flash point: No data
Density: No data
Molecular formula: C8H9NO
Molecular weight: 135.2

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Section 10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, nitrogen oxides.

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Section 11. Toxicological information
No data.

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Section 12. Ecological information
No data.

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Section 13. 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.

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Section 14. Transportation information
Non-harzardous for air and ground transportation.

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Section 15. 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

反应信息

• 作为反应物：
  描述：

  3,4-二氢-2H-1,4-苯并噁嗪 在 lithium aluminium tetrahydride 、 溶剂黄146 作用下， 以 四氢呋喃 、 水 为溶剂， 反应 2.17h， 生成 2H-苯并[b][1,4]噁嗪-4(3H)-胺
  参考文献：
  名称：

  四环喹喔啉衍生物作为治疗神经精神病和神经疾病的有效和口服活性多功能药物候选物的发现

  摘要：

  我们报告了一类四环丁苯酮的合成与结构-活性关系，这些四环丁酮显示了对5-羟色胺5-HT 2A和多巴胺D 2受体的强结合亲和力。这项工作导致了4-（（6b R，10a S）-3-methyl-2,3,6b，9,10,10 a -hexahydro -1 H，7 H -pyrido [3'，4 ′：4,5]吡咯并[1,2,3- de ]喹喔啉-8-基）-1-（4-氟苯基）-丁-1-酮4-甲基苯磺酸盐（ITI-007），其有效值为5 -HT 2A拮抗剂，突触后D 2素和5-羟色胺转运蛋白的抑制剂。该多功能候选药物具有口服生物利用度，并且在体内表现出良好的抗精神病功效。目前，这种正在研究中的新药正在临床开发中，用于治疗神经精神疾病和神经疾病。

  DOI：

  10.1021/jm401958n
• 作为产物：
  描述：

  1-(2-溴乙氧基)-2-硝基苯 在 platinum(IV) oxide 、 氢气 、 sodium acetate 、 三乙胺 作用下， 以 乙酸乙酯 为溶剂， 25.0 ℃ 、1.0 MPa 条件下， 反应 24.0h， 生成 3,4-二氢-2H-1,4-苯并噁嗪
  参考文献：
  名称：

  [EN] METHODS FOR PREPARING FUEL ADDITIVES
  [FR] PROCÉDÉS DE PRÉPARATION D'ADDITIFS DE CARBURANT

  摘要：

  提供了一种制备具有以下公式的燃料添加剂的方法：（1）该方法包括进行以下反应：（i）将烷基化剂b添加到起始物质a中：（a）形成中间体c；和（ii）环闭合中间体c以形成燃料添加剂e。

  公开号：

  WO2019129591A1
• 作为试剂：
  描述：

  Lithium aluminium hydride 、 2H-1,4-苯并噁嗪-3(4H)-酮 、 乙酸乙酯 在 水 、 sodium hydroxide 、 四氢呋喃 、 乙酸乙酯 、 Sodium sulfate-III 、 3,4-二氢-2H-1,4-苯并噁嗪 作用下， 以 四氢呋喃 为溶剂， 反应 16.25h， 以This resulted in 4.8 g (79%) of 3,4-dihydro-2H-benzo[b][1,4]oxazine as a red oil的产率得到3,4-二氢-2H-1,4-苯并噁嗪
  参考文献：
  名称：

  4' SUBSTITUTED COMPOUNDS HAVING 5-HT6 RECEPTOR AFFINITY

  摘要：

  本公开提供了具有亲和力的5-HT6受体的化合物，其化学式为(I)：其中R1、R2、R5、R6、B、D、E、G、Q、x和n如本文所定义。该公开还涉及制备这种化合物的方法、含有这种化合物的组合物以及使用这种化合物的方法。

  公开号：

  US20080318941A1

文献信息

• Compositions for Treatment of Cystic Fibrosis and Other Chronic Diseases
  申请人：Vertex Pharmaceuticals Incorporated

  公开号：US20150231142A1

  公开（公告）日：2015-08-20

  The present invention relates to pharmaceutical compositions comprising an inhibitor of epithelial sodium channel activity in combination with at least one ABC Transporter modulator compound of Formula A, Formula B, Formula C, or Formula D. The invention also relates to pharmaceutical formulations thereof, and to methods of using such compositions in the treatment of CFTR mediated diseases, particularly cystic fibrosis using the pharmaceutical combination compositions.

  本发明涉及含有上皮钠通道活性抑制剂与至少一种ABC转运蛋白调节剂化合物（A式、B式、C式或D式）的药物组合物。该发明还涉及这些药物配方，以及使用这些组合物治疗CFTR介导的疾病，特别是囊性纤维化的方法。
• [EN] COMPOUNDS AND COMPOSITIONS COMPRISING CDK INHIBITORS AND METHODS FOR THE TREATMENT OF CANCER<br/>[FR] COMPOSÉS ET COMPOSITIONS COMPRENANT DES INHIBITEURS DES CDK ET MÉTHODES DE TRAITEMENT DU CANCER
  申请人：UNIV GEORGIA STATE RES FOUND

  公开号：WO2010129858A1

  公开（公告）日：2010-11-11

  Disclosed herein are compounds suitable for use as antitumor agents, methods for treating cancer wherein the disclosed compounds are used in making a medicament for the treatment of cancer, methods for treating a tumor comprising, administering to a subject a composition comprising one or more of the disclosed cytotoxic agents, and methods for preparing the disclosed antitumor agents.

  本文披露了适用作抗肿瘤药剂的化合物，用于治疗癌症的方法，其中所披露的化合物用于制备治疗癌症的药物，治疗肿瘤的方法包括向受试者施用包含一种或多种所披露的细胞毒性药剂的组合物，以及制备所披露的抗肿瘤药剂的方法。
• SUBSTITUTED 4-PYRIDONES AND THEIR USE AS INHIBITORS OF NEUTROPHIL ELASTASE ACTIVITY
  申请人：OOST Thorsten

  公开号：US20140057916A1

  公开（公告）日：2014-02-27

  This invention relates to substituted 4-pyridones of formula 1 and their use as inhibitors of neutrophil elastase activity, pharmaceutical compositions containing the same, and methods of using the same as agents for treatment and/or prevention of pulmonary, gastrointestinal and genitourinary diseases, inflammatory diseases of the skin and the eye and other auto-immune and allergic disorders, allograft rejection, and oncological diseases.

  这项发明涉及式1的取代4-吡啶酮及其作为中性粒细胞弹性蛋白酶活性抑制剂的用途，包含这些化合物的药物组合物，以及将其用作治疗和/或预防肺部、胃肠道和泌尿系统疾病、皮肤和眼睛的炎症性疾病以及其他自身免疫和过敏性疾病、移植物排斥反应和肿瘤性疾病的药剂的方法。
• SULFOXIMINE SUBSTITUTED QUINAZOLINES FOR PHARMACEUTICAL COMPOSITIONS
  申请人：BLUM Andreas

  公开号：US20140135309A1

  公开（公告）日：2014-05-15

  This invention relates to novel sulfoximine substituted quinazoline derivatives of formula I wherein Ar, R 1 and R 2 are as defined herein, and their use as MNK1 (MNK1a or MNK1b) and/or MNK2 (MNK2a or MNK2b) kinase inhibitors, pharmaceutical compositions containing the same, and methods of using the same as agents for treatment or amelioration of MNK1 (MNK1a or MNK1b) and/or MNK2 (MNK2a or MNK2b) mediated disorders.

  这项发明涉及公式I的新型磺酰胺取代的喹唑啉衍生物，其中Ar、R1和R2如本文所定义，并且它们作为MNK1（MNK1a或MNK1b）和/或MNK2（MNK2a或MNK2b）激酶抑制剂的用途，含有这些化合物的药物组合物，以及将其用作治疗或改善MNK1（MNK1a或MNK1b）和/或MNK2（MNK2a或MNK2b）介导的疾病的药剂的方法。
• [EN] SULFOXIMINE SUBSTITUTED QUINAZOLINES FOR PHARMACEUTICAL COMPOSITIONS<br/>[FR] QUINAZOLINES SUBSTITUÉES PAR SULFOXIMINE POUR COMPOSITIONS PHARMACEUTIQUES
  申请人：BOEHRINGER INGELHEIM INT

  公开号：WO2014072244A1

  公开（公告）日：2014-05-15

  This invention relates to novel sulfoximine substituted quinazoline derivatives of formula (I), wherein Ar, R1 and R2 are as defined in the description and claims, and their use as MNK1 (MNK1a or MNK1b) and/or MNK2 (MNK2a or MNK2b) kinase inhibitors, pharmaceutical compositions containing the same, and methods of using the same as agents for treatment or amelioration of MNK1 (MNK1a or MNK1b) and/or MNK2 (MNK2a or MNK2b) mediated disorders.

  这项发明涉及一种新型的配方(I)的磺酰胺取代喹唑啉衍生物，其中Ar、R1和R2如描述和声明中所定义，并且它们作为MNK1（MNK1a或MNK1b）和/或MNK2（MNK2a或MNK2b）激酶抑制剂的用途，含有这些化合物的药物组合物，以及将其用作治疗或改善MNK1（MNK1a或MNK1b）和/或MNK2（MNK2a或MNK2b）介导的疾病的药剂的方法。