苯乙酮缩氨基脲 | 2492-30-0

• 物质功能分类: 化学试剂 - 有机试剂 - 脲
• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 中文名称: 苯乙酮缩氨基脲
• 中文别名: (Z)-1-(1-苯乙烷)氨基脲
• 英文名称: acetophenone semicarbazone
• 英文别名: 2-(1-Phenylethylidene)hydrazinecarboxamide；(1-phenylethylideneamino)urea
• CAS: 2492-30-0
• 化学式: C₉H₁₁N₃O
• mdl: MFCD00137159
• 分子量: 177.206
• InChiKey: CPXYGYOMIMOSCX-UHFFFAOYSA-N

物化性质

• 熔点：
  207～209℃
• 密度：
  1.16±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  0.8
• 重原子数：
  13
• 可旋转键数：
  2
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.111
• 拓扑面积：
  67.5
• 氢给体数：
  2
• 氢受体数：
  2

安全信息

• 安全说明：
  S36/37/39
• 危险类别码：
  R36/37/38
• 海关编码：
  2928000090

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 2-(1-Phenylethylidene)-1-hydrazinecarboxamide
Synonyms: [(1-Phenylethylidene)amino]urea

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Section 2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

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Section 3. Composition/information on ingredients.
Ingredient name: 2-(1-Phenylethylidene)-1-hydrazinecarboxamide
CAS number: 2492-30-0

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Section 4. 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.

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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, refrigerated.

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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
Appearance: Not specified
Boiling point: No data
Melting point: No data
Flash point: No data
Density: No data
Molecular formula: C9H11N3O
Molecular weight: 177.2

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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.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

反应信息

• 作为反应物：
  描述：

  苯乙酮缩氨基脲 在 zirconium hydrogen sulfate 、 silica gel 作用下， 以 正己烷 为溶剂， 反应 0.25h， 以90%的产率得到苯乙酮
  参考文献：
  名称：

  在温和且完全非均质的条件下，通过裂解CN键可再生羰基化合物

  摘要：

  使用Zr（HSO 4）4和湿SiO 2的组合，可以在完全非均质条件下以高至高收率将肟、,、半咔唑和嗪转化为相应的羰基化合物。

  DOI：

  10.1016/j.tetlet.2003.08.031
• 作为产物：
  描述：

  (1,1-二甲氧基乙基)苯 在 乙醇 、 fired clay 、 sodium acetate 作用下， 生成 苯乙酮缩氨基脲
  参考文献：
  名称：

  Sigmund; Uchann, Monatshefte fur Chemie, 1929, vol. 51, p. 250

  摘要：

  DOI：

文献信息

• CONVERSION OF OXIMES, PHENYLHYDRAZONES, 2,4-DINITROPHENYLHYDRAZONES, AND SEMICARBAZONES TO CORRESPONDING CARBONYL COMPOUNDS WITH BENZYLTRIPHENYLPHOSPHONIUM PEROXYMONOSULFATE (BnPh₃P⁺HSO₅⁻) (BTPPMS) IN THE PRESENCE OF BISMUTH CHLORIDE UNDER NON-AQUEOUS CONDITIONS
  作者：A. R. Hajipour、S. E. Mallakpour、I. M. Baltork、H. Adibi

  DOI：10.1081/scc-100106197

  日期：2001.1

  novel reagent for the conversion of oximes, phenylhydrazones, 2,4-dinitrophenylhydrazones and semicarbazones to the corresponding carbonyl compounds. The reaction has been performed in acetonitrile under reflux conditions in the presence of a catalytic amount of bismuth chloride.

  已发现苄基三苯基鏻过氧单硫酸盐 (BTPPMS) (1) 是一种有效的新型试剂，可用于将肟、苯腙、2,4-二硝基苯腙和缩氨基脲转化为相应的羰基化合物。该反应在乙腈中在回流条件下在催化量的氯化铋存在下进行。
• Barium Permanganate, Ba(MnO4)2, A Versatile and Mild Oxidizing Agent for Use Under Aprotic and Non-Aqueous Conditions
  作者：H. Firouzabadi、M. Seddighi、E. Mottaghineiad、M. Bolourchian

  DOI：10.1016/s0040-4020(01)87874-1

  日期：1990.1

  versatile oxidation reagent. With this reagent different types of primary and secondary hydroxy compounds are converted to their carbonyl derivatives. Aldehydes could be transformed to their carboxylic acids. Benzylic chloride and bromides are converted to their aldehydes and carboxylic acids. Semicarbazide and 2,4-dinitrophenylhydrazine derivatives of benzylic carbonyl compounds undergo carbon-nitrogen

  高锰酸钡是一种易于制备，稳定且用途广泛的氧化试剂。用这种试剂，将不同类型的伯羟基和仲羟基化合物转化为它们的羰基衍生物。醛可以转化为其羧酸。氯化苄和溴化物被转化为醛和羧酸。苄基羰基化合物的氨基脲和2,4-二硝基苯肼衍生物选择性地进行碳-氮键裂解，并生成预期的羰基化合物。对苯二酚转化为对苯二酚-苯并胍基酮和芳族胺形成其偶氮化合物。蒽和菲产生它们的9,10-醌。二苯基乙炔和反式二苯乙烯生成苯甲酰，而苯乙烯生成苯甲醛。发生仲苄基碳氢键的选择性氧化，并以高收率生产相应的羰基化合物。
• A Facile, Mild, and Environmentally Benign Procedure for the Cleavage of Carbon-Nitrogen Double Bonds Using KMnO 4 in the Presence of Montmorillonite K-10 Under Solvent-Free Conditions
  作者：Iraj Mohammadpoor-Baltork、Mohammad mehdi Khodaei、Abdol R. Hajipour、Esmaeil Aslani

  DOI：10.1007/s00706-002-0556-x

  日期：2003.3.1

  An efficient and environmentally benign method for the conversion of oximes, semicarbazones, phenylhydrazones, and azines to their corresponding carbonyl compounds using KMnO4/montmorillonite K-10 as a commercially available, non-toxic, stable, and inexpensive reagent is reported.

  报道了使用KMnO 4 /蒙脱土K-10作为可商购的，无毒，稳定和廉价的试剂将肟，半咔唑，苯基hydr和嗪转化为其相应的羰基化合物的有效且环境友好的方法。
• Cleavage of Oximes, Semicarbazones, and Phenylhydrazones with Supported Potassium Permanganate
  作者：Ahmad Shaabani、Soheila Naderi、Abbas Rahmati、Zahra Badri、Maria Darvishi、Donald G. Lee

  DOI：10.1055/s-2005-916027

  日期：——

  Potassium permanganate supported on manganese(II) sulfate or activated manganese dioxide can be used effectively for the oxidative cleavage of oximes and semicarbazones under solvent-free conditions and for the cleavage of phenylhydrazones in dichloromethane. The residue that remains after extraction of the organic products, primarily manganese oxides, can be recycled, making the process, in theory

  负载在硫酸锰 (II) 或活化二氧化锰上的高锰酸钾可有效地用于在无溶剂条件下氧化裂解肟和缩氨基脲，以及在二氯甲烷中裂解苯腙。提取有机产品后留下的残留物，主要是氧化锰，可以回收利用，使该过程在理论上具有无限的可持续性。
• Facile Method for the Conversion of Semicarbazones/Thiosemicarbazones into Azines (Under Microwave Irradiation) and Oxadiazoles (by Grinding)
  作者：Gautam Chattopadhyay、Partha Sinha Ray

  DOI：10.1080/00397911.2010.515334

  日期：2011.9.1

  Abstract In an effective transformation, semicarbazones/thiosemicarbazones are smoothly converted into azines under microwave irradition. Oxadiazoles are also obtained from semicarbazones by reaction with bromine generated in situ via a grinding reaction in the solid phase.

  摘要 在有效的转化过程中，缩氨基脲/缩氨基硫脲在微波照射下顺利转化为吖嗪。恶二唑也可通过与通过固相研磨反应原位产生的溴反应而从缩氨基脲反应获得。