1-溴-2,3-二甲氧基萘 | 222555-02-4

• 物质功能分类: 化学试剂 - 有机试剂 - 多环化合物
• 分子结构分类: 有机化合物 - 苯类化合物 - 萘
• 中文名称: 1-溴-2,3-二甲氧基萘
• 英文名称: 1-bromo-2,3-dimethoxynaphthalene
• CAS: 222555-02-4
• 化学式: C₁₂H₁₁BrO₂
• 分子量: 267.122
• InChiKey: XZZRGEPWNYCNGI-UHFFFAOYSA-N

物化性质

• 熔点：
  48-52 °C (lit.)
• 沸点：
  337.0±22.0 °C(Predicted)
• 密度：
  1.422±0.06 g/cm3(Predicted)
• 闪点：
  110 °C
• 稳定性/保质期：
  在指定条件下稳定，远离氧化物。

计算性质

• 辛醇/水分配系数(LogP)：
  3.8
• 重原子数：
  15
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.17
• 拓扑面积：
  18.5
• 氢给体数：
  0
• 氢受体数：
  2

安全信息

• 危险品标志：
  Xi,N
• 安全说明：
  S26,S39,S60,S61
• 危险类别码：
  R50/53,R41
• WGK Germany：
  3
• 海关编码：
  2909309090
• 危险品运输编号：
  UN 3077 9/PG 3

SDS

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Section 1. IDENTIFICATION OF THE SUBSTANCE/MIXTURE
Product identifiers
Product name : 1-Bromo-2,3-dimethoxynaphthalene
CAS-No. : 222555-02-4

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Section 2. HAZARDS IDENTIFICATION
Classification of the substance or mixture
Classification according to Regulation (EC) No 1272/2008 [EU-GHS/CLP]
Serious eye damage (Category 1)
Acute aquatic toxicity (Category 1)
Classification according to EU Directives 67/548/EEC or 1999/45/EC
Risk of serious damage to eyes. Very toxic to aquatic organisms, may cause long-term adverse effects in
the aquatic environment.
Label elements
Labelling according Regulation (EC) No 1272/2008 [CLP]
Pictogram
Signal word Danger
Hazard statement(s)
Causes serious eye damage.
Very toxic to aquatic life.
Precautionary statement(s)
Avoid release to the environment.
Wear protective gloves/ eye protection/ face protection.
P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove
contact lenses, if present and easy to do. Continue rinsing.
Supplemental Hazard none
Statements
According to European Directive 67/548/EEC as amended.
Hazard symbol(s)
R-phrase(s)
R41 Risk of serious damage to eyes.
R50/53 Very toxic to aquatic organisms, may cause long-term adverse effects in
the aquatic environment.
S-phrase(s)
S26 In case of contact with eyes, rinse immediately with plenty of water and
seek medical advice.
S39 Wear eye/face protection.
S60 This material and its container must be disposed of as hazardous waste.
S61 Avoid release to the environment. Refer to special instructions/ Safety
data sheets.
Other hazards - none

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Section 3. COMPOSITION/INFORMATION ON INGREDIENTS
Substances
Formula : C12H11BrO2
Molecular Weight : 267,12 g/mol
Component Concentration
1-Bromo-2,3-dimethoxynaphthalene
CAS-No. 222555-02-4 -

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Section 4. FIRST AID MEASURES
Description of first aid measures
General advice
Consult a physician. Show this safety data sheet to the doctor in attendance.
If inhaled
If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
In case of skin contact
Wash off with soap and plenty of water. Consult a physician.
In case of eye contact
Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
If swallowed
Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.
Most important symptoms and effects, both acute and delayed
To the best of our knowledge, the chemical, physical, and toxicological properties have not been
thoroughly investigated.
Indication of any immediate medical attention and special treatment needed
no data available

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

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Section 6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protective equipment and emergency procedures
Use personal protective equipment. Avoid dust formation. Avoid breathing vapors, mist or gas. Ensure
adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust.
Environmental precautions
Prevent further leakage or spillage if safe to do so. Do not let product enter drains. Discharge into the
environment must be avoided.
Methods and materials for containment and cleaning up
Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed
containers for disposal.
Reference to other sections
For disposal see section 13.

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Section 7. HANDLING AND STORAGE
Precautions for safe handling
Avoid formation of dust and aerosols.
Provide appropriate exhaust ventilation at places where dust is formed.Normal measures for preventive fire
protection.
Conditions for safe storage, including any incompatibilities
Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
Specific end uses
no data available

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Section 8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Control parameters
Components with workplace control parameters
Exposure controls
Appropriate engineering controls
Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and
at the end of workday.
Personal protective equipment
Eye/face protection
Face shield and safety glasses 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
Complete suit protecting against chemicals, The type of protective equipment must be selected
according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory protection
Where risk assessment shows air-purifying respirators are appropriate use a full-face particle
respirator type N100 (US) or type P3 (EN 143) respirator cartridges as a backup to engineering
controls. If the respirator is the sole means of protection, use a full-face supplied air respirator. Use
respirators and components tested and approved under appropriate government standards such
as NIOSH (US) or CEN (EU).

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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: 48 - 52 °C - lit.
point
f) Initial boiling point and no data available
boiling range
g) Flash point > 110 °C - closed cup
h) Evaporation 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- log Pow: 3,623
octanol/water
p) Autoignition 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

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Section 10. STABILITY AND REACTIVITY
Reactivity
no data available
Chemical stability
no data available
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

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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 sensitization
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
Potential health effects
Inhalation May be harmful if inhaled. May cause respiratory tract irritation.
Ingestion May be harmful if swallowed.
Skin May be harmful if absorbed through skin. May cause skin irritation.
Eyes Causes eye burns.
Signs and Symptoms of Exposure
To the best of our knowledge, the chemical, physical, and toxicological properties have not been
thoroughly investigated.
Additional Information
RTECS: Not available

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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
no data available
Other adverse effects
Very toxic to aquatic life.

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Section 13. DISPOSAL CONSIDERATIONS
Waste treatment methods
Product
Offer surplus and non-recyclable solutions to a licensed disposal company. Contact a licensed
professional waste disposal service to dispose of this material. Dissolve or mix the material with a
combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber.
Contaminated packaging
Dispose of as unused product.

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Section 14. TRANSPORT INFORMATION
UN number
ADR/RID: 3077 IMDG: 3077 IATA: 3077
UN proper shipping name
ADR/RID: ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S. (1-Bromo-2,3-
dimethoxynaphthalene)
IMDG: ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S. (1-Bromo-2,3-
dimethoxynaphthalene)
IATA: Environmentally hazardous substance, solid, n.o.s. (1-Bromo-2,3-dimethoxynaphthalene)
Transport hazard class(es)
ADR/RID: 9 IMDG: 9 IATA: 9
Packaging group
ADR/RID: III IMDG: III IATA: III
Environmental hazards
ADR/RID: yes IMDG Marine pollutant: yes IATA: yes
Special precautions for user
Further information
EHS-Mark required (ADR 2.2.9.1.10, IMDG code 2.10.3) for single packagings and combination
packagings containing inner packagings with Dangerous Goods > 5L for liquids or > 5kg for solids.

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Section 15. REGULATORY INFORMATION
This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006.
Safety, health and environmental regulations/legislation specific for the substance or mixture
no data available
Chemical Safety Assessment

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SECTION 16 - ADDITIONAL INFORMATION
N/A

反应信息

• 作为反应物：
  描述：

  1-溴-2,3-二甲氧基萘 在 三溴化硼 作用下， 以 二氯甲烷 为溶剂， 反应 12.33h， 以79%的产率得到1-Bromo-naphthalene-2,3-diol
  参考文献：
  名称：

  WO2008/58402

  摘要：

  公开号：
• 作为产物：
  描述：

  2,3-二羟基萘 在 N-溴代丁二酰亚胺(NBS) 、 potassium carbonate 作用下， 以 N,N-二甲基甲酰胺 、 乙腈 为溶剂， 生成 1-溴-2,3-二甲氧基萘
  参考文献：
  名称：

  轴向手性二芳基亚甲基茚满酮的催化对映选择性合成

  摘要：

  我们描述了 β-酮烯醇三氟甲磺酸酯的第一个 atropselective Suzuki-Miyaura 交叉偶联，以获取轴向手性 ( Z )-二芳基亚甲基茚满酮 (DAI)。尽管 DAI 在结构上与亚芳基茚满酮相似，但其化学、物理和生物学特性尚不清楚，这主要是由于缺乏外消旋或手性方法。通过这项工作，我们展示了 ( Z )-DAI的外消旋和 atropselective 合成的通用和有效的协议。一个不寻常的分子内 Morita-Baylis-Hillman 反应被用于 β-酮烯醇三氟甲磺酸酯的 Z 选择性合成。

  DOI：

  10.1021/acs.orglett.1c01671

文献信息

• Practical, mild and efficient electrophilic bromination of phenols by a new I(<scp>iii</scp>)-based reagent: the PIDA–AlBr₃system
  作者：Yuvraj Satkar、Velayudham Ramadoss、Pradip D. Nahide、Ernesto García-Medina、Kevin A. Juárez-Ornelas、Angel J. Alonso-Castro、Ruben Chávez-Rivera、J. Oscar C. Jiménez-Halla、César R. Solorio-Alvarado

  DOI：10.1039/c8ra02982b

  日期：——

  Its stability at 4 °C after preparation was confirmed over a period of one month and no significant loss of its reactivity was observed. Additionally, the gram-scale bromination of 2-naphthol proceeds with excellent yields. Even for sterically hindered substrates, a moderately good reactivity is observed.

  在高效且非常温和的反应条件下开发了一种实用的苯酚和苯酚醚亲电溴化方法。研究了广泛的芳烃，包括苯并咪唑和咔唑核心以及萘普生和扑热息痛等止痛药。新型 I( III ) 基溴化试剂PhIOAcBr通过混合 PIDA 和 AlBr 3易于制备。我们的 DFT 计算表明，这可能是溴化活性物质，它是原位制备的或离心后分离的。制备后 1 个月内证实其在 4°C 下的稳定性，未观察到其反应性显着损失。此外，2-萘酚的克级溴化反应具有优异的产率。即使对于空间位阻底物，也观察到适度良好的反应性。
• Synthesis of 4-substituted 2-(4-methylpiperazino)pyrimidines and quinazoline analogs as serotonin 5-HT_2Areceptor ligands
  作者：Jaroslaw Saczewski、Aldona Paluchowska、Jeffrey Klenc、Elizabeth Raux、Samuel Barnes、Shannon Sullivan、Beata Duszynska、Andrzej J. Bojarski、Lucjan Strekowski

  DOI：10.1002/jhet.236

  日期：2009.11

  The addition reaction of lithium reagents to the 4 position of 2‐chloropyrimidine or 2‐chloroquinazoline followed by oxidation of the resultant dihydro intermediate product is a powerful tool for the synthesis of 4‐substituted 2‐chloropyrimidines or 2‐chloroquinazolines. 4‐Vinyl derivatives undergo a conjugate nucleophilic addition across the vinyl group. A nucleophilic displacement of chloride in

  将锂试剂加成至2-氯嘧啶或2-氯喹唑啉的4位反应，然后氧化所得的二氢中间产物，是合成4取代2-氯嘧啶或2-氯喹唑啉的有力工具。4-乙烯基衍生物在整个乙烯基上进行共轭亲核加成。通过用4-甲基哌嗪处理，4-取代的2-氯嘧啶或2-氯喹唑啉中氯的亲核取代提供了作为5-羟色胺5-HT 2A受体拮抗剂的化合物。J.杂环化​​学，（2009）。
• An efficient class of bis-NHC salts: applications in Pd-catalyzed reactions under mild reaction conditions
  作者：Chien-Cheng Chiu、Hui-Tzu Chiu、Dong-Sheng Lee、Ta-Jung Lu

  DOI：10.1039/c8ra04094j

  日期：——

  (bis-NHC) salts that can be easily made from commercially available and inexpensive starting materials. The application of these salts to Pd-catalyzed reactions is described. The palladium (Pd) catalyst generated in situ was highly effective under mild reaction conditions.

  这项研究描述了一类有效的双-N-杂环卡宾 (bis-NHC) 盐，可以很容易地由市售且廉价的起始材料制成。描述了这些盐在 Pd 催化反应中的应用。原位生成的钯 (Pd) 催化剂在温和的反应条件下非常有效。
• N-heterocycle carbene (NHC)-ligated cyclopalladated N,N-dimethylbenzylamine: a highly active, practical and versatile catalyst for the Heck–Mizoroki reaction
  作者：Guang-Rong Peh、Eric Assen B. Kantchev、Chi Zhang、Jackie Y. Ying

  DOI：10.1039/b821892g

  日期：——

  NHC-Pd catalyst, a triflate was coupled with diverse acrylate derivatives (nitrile, tert-butyl ester and amides) and styrene derivatives. The use of excess (>2 equiv.) of the aryl bromide and tert-butyl acrylate leads to mixture of tert-butyl β,β-diarylacrylate and tert-butyl cinnamate derivatives depending on the substitution pattern of the aryl bromide. Electron rich m- and p-substituted arylbromides

  催化剂的发展不仅促进了催化方案在学术和工业实验室中的广泛传播，该催化剂不仅具有高活性，而且还易于使用，对湿气，空气和长期储存稳定，易于大规模制备。在本文中，我们描述了由环钯N，N-二甲基苄胺（dmba）与N杂环卡宾1,3-双（甲磺酰基）咪唑-2-亚基（IMes）连接而介导的Heck-Mizoroki反应的方案标准。可以通过三组分，顺序，一锅法反应制得约100 g规模的预催化剂。N，N-二甲基苄胺，PdCl 2和IMes·HCl回流乙腈在空气中存在K 2 CO 3的情况下。这种单组分催化剂对空气，湿气和长期储存稳定，并且可以方便地作为储备溶液分配到NMP中。它介导0.1-2 mol％范围的试剂级NMP中的一系列芳基和杂芳基溴的Heck-Mizoroki反应，而无需严格的无水技术或手套箱，甚至在空气中也具有活性。该催化剂能够实现很高的催化活性（TON高达5.22×10 5），用于偶联失活的芳基溴化物，对溴苯甲醚，以t
• Pushing the limits of steric demand around a biaryl axis: synthesis of tetra-ortho-substituted biaryl naphthalenes
  作者：Adam C. Glass、Sam Klonoski、Lev N. Zakharov、Shih-Yuan Liu

  DOI：10.1039/c0cc02170a

  日期：——

  The synthesis of tetra-ortho-substituted biaryl naphthalenes, including examples bearing multiple ortho-isopropyl groups, has been developed via a catalytic rearrangement process.

  通过催化重排过程，已开发出四邻位取代联萘的合成方法，其中包括具有多个邻异丙基的实例。