(E)-1-甲基-1,2二苯基乙烯 | 833-81-8

• 分子结构分类: 有机化合物 - 苯丙烷和聚酮 - 二苯乙烯类
• 中文名称: (E)-1-甲基-1,2二苯基乙烯
• 中文别名: (E)-α-甲基-1,2二苯基乙烯；TRANS-ALPHA-甲基-1,2-二苯乙烯；反-Α-甲基二苯基乙烯；(E)-Α-甲基-1,2二苯基乙烯
• 英文名称: (E)-1,2-diphenylpropene
• 英文别名: (E)-prop-1-ene-1,2-diyldibenzene；trans-α-methylstilbene；prop-1-ene-1,2-diyldibenzene；1,2-Diphenylpropene；[(E)-1-phenylprop-1-en-2-yl]benzene
• CAS: 833-81-8
• 化学式: C₁₅H₁₄
• 分子量: 194.276
• InChiKey: OVZXISBUYCEVEV-OUKQBFOZSA-N

物化性质

• 熔点：
  81-83 °C(lit.)
• 沸点：
  285-286 °C(lit.)
• 密度：
  0.986
• 保留指数：
  2446
• 稳定性/保质期：
  在常温常压下，该物质是稳定的。

计算性质

• 辛醇/水分配系数(LogP)：
  4.8
• 重原子数：
  15
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.07
• 拓扑面积：
  0
• 氢给体数：
  0
• 氢受体数：
  0

安全信息

• 海关编码：
  2902909090
• 危险性防范说明：
  P261,P280,P301+P312,P302+P352,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H335
• 储存条件：
  常温、避光、存放在通风干燥的地方。

SDS

---

SECTION 1: Identification of the substance/mixture and of the company/undertaking
Product identifiers
: trans-α-Methylstilbene
Product name
REACH No. : A registration number is not available for this substance as the substance
or its uses are exempted from registration, the annual tonnage does not
require a registration or the registration is envisaged for a later
registration deadline.
CAS-No. : 833-81-8
Relevant identified uses of the substance or mixture and uses advised against
Identified uses : Laboratory chemicals, Manufacture of substances

---

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
Other hazards - none

---

SECTION 3: Composition/information on ingredients
Substances
Formula : C15H14
Molecular Weight : 194,27 g/mol
CAS-No. : 833-81-8
No components need to be disclosed according to the applicable regulations.

---

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
The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in
section 11
Indication of any immediate medical attention and special treatment needed
no data available

---

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
Advice for firefighters
Wear self contained breathing apparatus for fire fighting if necessary.
Further information
no data available

---

SECTION 6: Accidental release measures
Personal precautions, protective equipment and emergency procedures
Avoid dust formation. Avoid breathing vapours, mist or gas.
For personal protection see section 8.
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.

---

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.
For precautions see section 2.2.
Conditions for safe storage, including any incompatibilities
Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
Specific end use(s)
A part from the uses mentioned in section 1.2 no other specific uses are stipulated

---

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).
Control of environmental exposure
Do not let product enter drains.

---

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 Melting point/range: 81 - 83 °C
point
f) Initial boiling point and 285 - 286 °C
boiling range
g) Flash point no data available
h) Evapouration 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) Auto-ignition 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

---

SECTION 10: Stability and reactivity
Reactivity
no data available
Chemical stability
Stable under recommended storage conditions.
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
In the event of fire: see section 5

---

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 sensitisation
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
Additional Information
RTECS: Not available

---

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
PBT/vPvB assessment not available as chemical safety assessment not required/not conducted
Other adverse effects
no data available

---

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.

---

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

---

---

SECTION 15 - REGULATORY INFORMATION
N/A

---

SECTION 16 - ADDITIONAL INFORMATION
N/A

反应信息

• 作为反应物：
  描述：

  (E)-1-甲基-1,2二苯基乙烯 在 gold(III) chloride sodium chlorite 作用下， 以 乙二醇甲醚 、 水 、 乙腈 为溶剂， 反应 24.0h， 以56%的产率得到2,2-二苯基丙醛
  参考文献：
  名称：

  第一个均相金（III）催化的芳香烯烃环氧化

  摘要：

  在室温下使用亚氯酸钠作为化学计量氧化剂在 2-甲氧基乙醇/乙腈/水（体积比：1/3/1）的均相三溶剂系统中均相金（III）催化芳香烯烃环氧化的第一个例子是报道。自由基捕获实验表明该反应可能通过自由基途径进行。

  DOI：

  10.3184/030823407x275937
• 作为产物：
  描述：

  二氯甲基苯 在 氢氧化钾 、 乙醚 、 氢溴酸 、 溶剂黄146 作用下， 生成 (E)-1-甲基-1,2二苯基乙烯
  参考文献：
  名称：

  The Coupling Action of the Grignard Reagent. V. The Influence of the Halogen Atom of the Reagent

  摘要：

  DOI：

  10.1021/ja01334a057

文献信息

• Chiral Bis(N-sulfonylamino)phosphine- and TADDOL-Phosphite-Oxazoline Ligands: Synthesis and Application in Asymmetric Catalysis
  作者：Robert Hilgraf、Andreas Pfaltz

  DOI：10.1002/adsc.200404168

  日期：2005.1

  has been prepared, containing a chiral oxazoline ring and as a second chiral unit a bis(N-sulfonylamino)phosphine group embedded in a diazaphospholidine ring or a cyclic phosphite group derived from TADDOL. These modular ligands are readily synthesized from chiral amino alcohols and chiral 1,2-diamines or TADDOLs. Palladium and iridium complexes derived from these ligands were found to be efficient catalysts

  制备了一系列N，P-配体，其包含手性恶唑啉环和嵌入在二氮磷吡啶环中的双（N-磺酰基氨基）膦基或衍生自TADDOL的环状亚磷酸酯基作为第二手性单元。这些模块化配体易于从手性氨基醇和手性1,2-二胺或TADDOLs合成。发现衍生自这些配体的钯和铱配合物分别是对映选择性烯丙基烷基化和烯烃氢化的有效催化剂。
• Catalytic asymmetric hydrogenation using a [2.2]paracyclophane based chiral 1,2,3-triazol-5-ylidene–Pd complex under ambient conditions and 1 atmosphere of H₂
  作者：Ayan Dasgupta、Venkatachalam Ramkumar、Sethuraman Sankararaman

  DOI：10.1039/c5ra03021h

  日期：——

  Chiral 1,2,3-triazol-5-ylidene–Pd complexes with the planar chiral [2.2]paracyclophane wing tip group have been synthesized and structurally characterized. The complex with a labile acetonitrile co-ligand is an excellent catalyst for chemoselective hydrogenation of alkynes and alkenes and enantioselective hydrogenation of prochiral alkenes at ambient conditions and 1.0 atmosphere of H2.

  具有平面手性[2.2]对环环糊精翼尖基团的手性1,2,3-三唑-5-亚烷基-Pd配合物已经合成并在结构上进行了表征。具有不稳定的乙腈共配体的配合物是在环境条件和1.0大气压的H 2下炔烃和烯烃的化学选择性加氢和前手性烯烃的对映选择性加氢的极佳催化剂。
• Enantioselective synthesis of tunable chiral pyridine–aminophosphine ligands and their applications in asymmetric hydrogenation
  作者：Youran Liu、Fei Chen、Yan-Mei He、Chenghao Li、Qing-Hua Fan

  DOI：10.1039/c9ob00770a

  日期：——

  ligands were enantioselectively synthesized based on chiral 2-(pyridin-2-yl)-substituted 1,2,3,4-tetrahydroquinoline scaffolds, which were obtained in high yields and with excellent enantioselectivities via ruthenium-catalyzed asymmetric hydrogenation of 2-(pyridin-2-yl)quinolines. The protocol features a wide substrate scope and mild reaction conditions, enabling scalable synthesis. These chiral

  基于手性2-（吡啶-2-基）-取代的1,2,3,4-四氢喹啉骨架，对映选择性地合成了一个可调谐的手性吡啶-氨基膦配体的小型文库，该文库以高收率和优异的对映选择性通过钌催化的2-（吡啶-2-基）喹啉不对称氢化。该方案具有广泛的底物范围和温和的反应条件，可实现可扩展的合成。这些手性P，N配体已成功应用于Ir催化的基准烯烃和具有挑战性的七元环亚胺（包括苯并ze庚因和苯并二氮杂卓）的不对称加氢反应。在2,4-二芳基-3 H-苯并[ b ]氮杂和2,4-不对称氢化反应中，具有出色的对映和非对映选择性（高达99％ee和> 20：1 dr）和/或前所未有的化学选择性。二芳基-3 H-苯并[ b ] [1,4]二氮杂pine。
• Nickel-catalyzed synthesis of (E)-olefins from benzylic alcohol derivatives and arylacetonitriles via C–O activation
  作者：Jing Xiao、Jia Yang、Tieqiao Chen、Li-Biao Han

  DOI：10.1039/c5cc10005d

  日期：——

  An efficient Ni-catalyzed synthesis of (E)-olefins using the readily available benzylic alcohol derivatives and arylacetonitriles is described. This transformation should proceed via a tandem process involving nickel-catalyzed cross coupling via C–O activation and subsequent stereoselective E2 elimination.

  描述了一种高效的镍催化合成方法，使用易得的苄基醇衍生物和芳基乙腈合成(E)-烯烃。这种转化应该通过涉及镍催化的交叉偶联，通过C-O活化和随后的立体选择性E2消除的串联过程进行。
• A Diacetate Ketone-Catalyzed Asymmetric Epoxidation of Olefins
  作者：Bin Wang、Xin-Yan Wu、O. Andrea Wong、Brian Nettles、Mei-Xin Zhao、Dajun Chen、Yian Shi

  DOI：10.1021/jo900330n

  日期：2009.5.15

  A fructose-derived diacetate ketone has been shown to be an effective catalyst for asymmetric epoxidation. High ee values have been obtained for a variety of trans and trisubstituted olefins including electron-deficient α,β-unsaturated esters as well as certain cis olefins.

  果糖衍生的二乙酸酮已被证明是不对称环氧化的有效催化剂。各种反式和三取代烯烃（包括缺电子 α,β-不饱和酯以及某些顺式烯烃）都获得了高 ee 值。

表征谱图