4-氯-2-羟基苯甲醛 | 2420-26-0

• 物质功能分类: 有机原料 - 醛类化合物
• 分子结构分类: 有机化合物 - 有机氧化合物
• 中文名称: 4-氯-2-羟基苯甲醛
• 中文别名: 2-羟基-4-氯苯甲醛；4-氯水杨醛
• 英文名称: 4-chlorosalicylaldehyde
• 英文别名: 4-chloro-2-hydroxy-benzaldehyde；4-Chlor-salicylaldehyd；2-hydroxy-4-chlorobenzaldehyde；4-Chlor-2-hydroxy-benzaldehyd；2-Hydroxy-4-chlorbenzaldehyd；4-Chloro-2-hydroxybenzaldehyde
• CAS: 2420-26-0
• 化学式: C₇H₅ClO₂
• 分子量: 156.569
• InChiKey: QNZWAJZEJAOVPN-UHFFFAOYSA-N

物化性质

• 熔点：
  45.0 to 49.0 °C
• 沸点：
  229.1±20.0 °C(Predicted)
• 密度：
  1.404±0.06 g/cm3(Predicted)
• 溶解度：
  氯仿（微溶）、甲醇（微溶）
• 保留指数：
  1162;1167;1178;1201;1184;1201;1216

计算性质

• 辛醇/水分配系数(LogP)：
  2.4
• 重原子数：
  10
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  37.3
• 氢给体数：
  1
• 氢受体数：
  2

安全信息

• 危险品标志：
  Xn
• 危险类别码：
  R22
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H315,H319,H335
• 储存条件：
  应存放在室温、密封且干燥的环境中。

SDS

4-Chlorosalicylaldehyde Revision number: 5
SAFETY DATA SHEET

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Section 1. IDENTIFICATION
Product name: 4-Chlorosalicylaldehyde

Revision number: 5

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Section 2. HAZARDS IDENTIFICATION
GHS classification
PHYSICAL HAZARDS Not classified
HEALTH HAZARDS
Skin corrosion/irritation Category 2
Category 2A
Serious eye damage/eye irritation
ENVIRONMENTAL HAZARDS Not classified
GHS label elements, including precautionary statements
Pictograms or hazard symbols
Signal word Warning
Hazard statements Causes skin irritation
Causes serious eye irritation
Precautionary statements:
Wash hands thoroughly after handling.
[Prevention]
Wear protective gloves/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses,
[Response]
if present and easy to do. Continue rinsing.
If eye irritation persists: Get medical advice/attention.
IF ON SKIN: Gently wash with plenty of soap and water.
If skin irritation occurs: Get medical advice/attention.
Take off contaminated clothing and wash before reuse.

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Section 3. COMPOSITION/INFORMATION ON INGREDIENTS
Substance/mixture: Substance
Components: 4-Chlorosalicylaldehyde
Percent: >95.0%(GC)(T)
CAS Number: 2420-26-0
Synonyms: 4-Chloro-2-hydroxybenzaldehyde
C7H5ClO2
Chemical Formula:

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Section 4. FIRST AID MEASURES
Inhalation: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
Get medical advice/attention if you feel unwell.
4-Chlorosalicylaldehyde

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Section 4. FIRST AID MEASURES
Skin contact: Remove/Take off immediately all contaminated clothing. Gently wash with plenty of
soap and water. If skin irritation or rash occurs: Get medical advice/attention.
Eye contact: Rinse cautiously with water for several minutes. Remove contact lenses, if present
and easy to do. Continue rinsing. If eye irritation persists: Get medical
advice/attention.
Ingestion: Get medical advice/attention if you feel unwell. Rinse mouth.
A rescuer should wear personal protective equipment, such as rubber gloves and air-
Protection of first-aiders:
tight goggles.

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Section 5. FIRE-FIGHTING MEASURES
Suitable extinguishing Dry chemical, foam, water spray, carbon dioxide.
media:
Specific hazards arising Take care as it may decompose upon combustion or in high temperatures to
from the chemical: generate poisonous fume.
Precautions for firefighters: Fire-extinguishing work is done from the windward and the suitable fire-extinguishing
method according to the surrounding situation is used. Uninvolved persons should
evacuate to a safe place. In case of fire in the surroundings: Remove movable
containers if safe to do so.
Special protective When extinguishing fire, be sure to wear personal protective equipment.
equipment for firefighters:

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Section 6. ACCIDENTAL RELEASE MEASURES
Personal precautions, Use personal protective equipment. Keep people away from and upwind of spill/leak.
protective equipment and Entry to non-involved personnel should be controlled around the leakage area by
emergency procedures: roping off, etc.
Environmental precautions: Prevent product from entering drains.
Methods and materials for Sweep dust to collect it into an airtight container, taking care not to disperse it.
containment and cleaning Adhered or collected material should be promptly disposed of, in accordance with
up: appropriate laws and regulations.

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Section 7. HANDLING AND STORAGE
Precautions for safe handling
Technical measures: Handling is performed in a well ventilated place. Wear suitable protective equipment.
Prevent dispersion of dust. Wash hands and face thoroughly after handling.
Use a local exhaust if dust or aerosol will be generated.
Advice on safe handling: Avoid contact with skin, eyes and clothing.
Conditions for safe storage, including any
incompatibilities
Storage conditions: Keep container tightly closed. Store in a cool and dark place.
Store under inert gas.
Store away from incompatible materials such as oxidizing agents.
Air-sensitive
Packaging material: Comply with laws.

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Section 8. EXPOSURE CONTROLS / PERSONAL PROTECTION
Engineering controls: Install a closed system or local exhaust as possible so that workers should not be
exposed directly. Also install safety shower and eye bath.
Personal protective equipment
Respiratory protection: Dust respirator. Follow local and national regulations.
Hand protection: Protective gloves.
Safety glasses. A face-shield, if the situation requires.
Eye protection:
Skin and body protection: Protective clothing. Protective boots, if the situation requires.

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Section 9. PHYSICAL AND CHEMICAL PROPERTIES
Physical state (20°C): Solid
Crystal- Powder
Form:
4-Chlorosalicylaldehyde

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Section 9. PHYSICAL AND CHEMICAL PROPERTIES
Colour: White - Pale reddish yellow
Odour: No data available
pH: No data available
Melting point/freezing point:47°C
Boiling point/range: No data available
Flash point: No data available
Flammability or explosive
limits:
Lower: No data available
Upper: No data available
Relative density: No data available
Solubility(ies):
[Water] No data available
[Other solvents]
Soluble: Methanol

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Section 10. STABILITY AND REACTIVITY
Chemical stability: Stable under proper conditions.
Possibility of hazardous No special reactivity has been reported.
reactions:
Incompatible materials: Oxidizing agents
Hazardous decomposition Carbon monoxide, Carbon dioxide, Hydrogen chloride
products:

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Section 11. TOXICOLOGICAL INFORMATION
Acute Toxicity: No data available
Skin corrosion/irritation: No data available
Serious eye No data available
damage/irritation:
Germ cell mutagenicity: No data available
Carcinogenicity:
IARC = No data available
NTP = No data available
Reproductive toxicity: No data available

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Section 12. ECOLOGICAL INFORMATION
Ecotoxicity:
No data available
Fish:
Crustacea: No data available
No data available
Algae:
Persistence / degradability: No data available
No data available
Bioaccumulative
potential(BCF):
Mobility in soil
Log Pow: No data available
No data available
Soil adsorption (Koc):
Henry's Law No data available
constant(PaM3/mol):

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Section 13. DISPOSAL CONSIDERATIONS
Recycle to process, if possible. Consult your local regional authorities. You may be able to dissolve or mix material
with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber system.
Observe all federal, state and local regulations when disposing of the substance.

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Section 14. TRANSPORT INFORMATION
Hazards Class: Does not correspond to the classification standard of the United Nations
4-Chlorosalicylaldehyde

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Section 14. TRANSPORT INFORMATION
UN-No: Not listed

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Section 15. REGULATORY INFORMATION
Safe management ordinance of dangerous chemical product (State Council announces on January 26, 2002
and revised on February 16,2011): Safe use and production, the storage of a dangerous chemical, transport,
loading and unloading were prescribed.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

制备方法与用途

4-氯-2-羟基苯甲醛被用作有机合成中间体和医药中间体，主要应用于实验室研发和化工生产过程中。

反应信息

• 作为反应物：
  描述：

  4-氯-2-羟基苯甲醛 在 2-氯吡啶-N-氧化物 、 mercuric triflate 、 三苯基膦 作用下， 以 二氯甲烷 为溶剂， 反应 4.33h， 生成 6-氯苯并呋喃-3(2H)-酮
  参考文献：
  名称：

  Hg（OTf）2催化的烯醇盐Umpolung反应能够合成香豆素-3-酮和吲哚-3-酮。

  摘要：

  汞催化的潜力已通过Hg（OTf）2催化的向炔烃中的N-氧化物加成生成en鎓物种，从而首次扩展到了烯醇式反应的领域。形成的enolonium物种可能会受到羟基或氨基的分子内亲核攻击，导致合成各种香豆素-3-酮和吲哚-3-酮。

  DOI：

  10.1021/acs.orglett.0c01096
• 作为产物：
  描述：

  7-chloro-2,2-dimethyl-benzo[1,3]dioxin-4-one 在 二异丁基氢化铝 作用下， 以 二氯甲烷 为溶剂， 反应 2.0h， 以71%的产率得到4-氯-2-羟基苯甲醛
  参考文献：
  名称：

  Efficient and Selective Reduction Protocols of the 2,2-Dimethyl-1,3-benzodioxan-4-one Functional Group to Readily Provide Both Substituted Salicylaldehydes and 2-Hydroxybenzyl Alcohols

  摘要：

  Two complementary procedures have been developed that selectively allow for the synthesis of either substituted salicylaldehydes or the corresponding 2-hydroxylbenzyl alcohols upon treatment of the 2,2-dimethyl- 1,3-benzodioxan-4-one functional group with DIBAL-H or LAH, respectively.

  DOI：

  10.1021/jo0601664

文献信息

• [EN] CHROMAN-4-ONE DERIVATIVES FOR THE TREATMENT AND PROPHYLAXIS OF HEPATITIS B VIRUS INFECTION<br/>[FR] DÉRIVÉS DE CHROMAN-4-ONE POUR LE TRAITEMENT ET LA PROPHYLAXIE D'UNE INFECTION PAR LE VIRUS DE L'HÉPATITE B
  申请人：HOFFMANN LA ROCHE

  公开号：WO2020120642A1

  公开（公告）日：2020-06-18

  The present invention provides compounds having the general formula (I) wherein R1 to R10, Gi, G2, X and m are as described herein, compositions including the compounds and methods of using the compounds for treating hepatitis B.

  本发明提供具有一般式（I）的化合物，其中R1至R10、Gi、G2、X和m如本文所述，包括这些化合物的组合物以及使用这些化合物治疗乙型肝炎的方法。
• Diamine derivatives
  申请人：Ohta Toshiharu

  公开号：US20050020645A1

  公开（公告）日：2005-01-27

  A compound represented by the general formula (1): Q 1 -Q 2 -T 0 -N(R 1 )-Q 3 -N(R 2 )-T 1 -Q 4 (1) wherein R 1 and R 2 are hydrogen atoms or the like; Q 1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q 2 is a single bond or the like; Q 3 is a group in which Q 5 is an alkylene group having 1 to 8 carbon atoms, or the like; and T 0 and T 1 are carbonyl groups or the like; a salt thereof, a solvate thereof, or an N-oxide thereof. The compound is useful as an agent for preventing and/or treating cerebral infarction, cerebral embolism, myocardial infarction, angina pectoris, pulmonary infarction, pulmonary embolism, Buerger's disease, deep venous thrombosis, disseminated intravascular coagulation syndrome, thrombus formation after valve or joint replacement, thrombus formation and reocclusion after angioplasty, systemic inflammatory response syndrome (SIRS), multiple organ dysfunction syndrome (MODS), thrombus formation during extracorporeal circulation, or blood clotting upon blood drawing.

  通用式（1）表示的化合物： Q1-Q2-T0-N(R1)-Q3-N(R2)-T1-Q4（1） 其中R1和R2是氢原子或类似物；Q1是饱和或不饱和的、5-或6-成员环烃基，可以被取代，或类似物；Q2是单键或类似物；Q3是一个基团，其中Q5是具有1至8个碳原子的烷基基团，或类似物；T0和T1是羰基团或类似物；其盐、溶剂合物或N-氧化物。 该化合物可用作预防和/或治疗脑梗死、脑栓塞、心肌梗死、心绞痛、肺梗死、肺栓塞、布尔格病、深静脉血栓形成、弥散性血管内凝血综合征、瓣膜或关节置换后的血栓形成、血管成形术后的血栓形成和再闭塞、全身性炎症反应综合征（SIRS）、多器官功能障碍综合征（MODS）、体外循环期间的血栓形成，或抽血时的血液凝结。
• [EN] 1,3 DI-SUBSTITUTED CYCLOBUTANE OR AZETIDINE DERIVATIVES AS HEMATOPOIETIC PROSTAGLANDIN D SYNTHASE INHIBITORS<br/>[FR] DÉRIVÉS D'AZÉTIDINE OU DE CYCLOBUTANE 1,3-DISUBSTITUÉS UTILISÉS COMME INHIBITEURS DE LA PROSTAGLANDINE D SYNTHASE HÉMATOPOÏÉTIQUE (H-PGDS)
  申请人：GLAXOSMITHKLINE IP DEV LTD

  公开号：WO2018069863A1

  公开（公告）日：2018-04-19

  A compound of formula (I), wherein R, R1, R2, R3, Y, Y1, a, X, and Z are as defined herein. The compounds of the present invention are inhibitors of hematopoietic prostaglandin D synthase (H-PGDS) and can be useful in the treatment of Duchenne Muscular Dystrophy. Accordingly, the invention is further directed to pharmaceutical compositions comprising a compound of the invention. The invention is still further directed to methods of inhibiting H-PGDS activity and treatment of disorders associated therewith using a compound of the invention or a pharmaceutical composition comprising a compound of the invention.

  式（I）的化合物，其中R、R1、R2、R3、Y、Y1、a、X和Z的定义如本文所述。本发明的化合物是造血前列腺素D合成酶（H-PGDS）的抑制剂，可用于治疗杜兴氏肌肉萎缩症。因此，本发明进一步涉及包含本发明化合物的药物组合物。本发明还进一步涉及使用本发明化合物或包含本发明化合物的药物组合物来抑制H-PGDS活性和治疗相关疾病的方法。
• [EN] PYRAZOLOPYRIMIDIN-2-YL DERIVATIVES AS JAK INHIBITORS<br/>[FR] DÉRIVÉS DE PYRAZOLOPYRIMIDIN-2-YLE UTILISÉS COMME INHIBITEURS DE JAK
  申请人：ALMIRALL SA

  公开号：WO2015086693A1

  公开（公告）日：2015-06-18

  New pyrazolopyridmiin-2-yl derivatives are disclosed; as well as process for their preparation, pharmaceutical compositions comprising them and their use in therapy as inhibitors of Janus Kinases (JAK).

  新的吡唑吡啶-2-基衍生物被披露；以及它们的制备方法，包含它们的药物组合物以及它们作为Janus激酶（JAK）抑制剂在治疗中的用途。
• [EN] NOVEL USE OF BENZOTHIAZOLE DERIVATIVES<br/>[FR] NOUVELLE UTILISATION DE DERIVES DE BENZOTHIAZOLE
  申请人：ASTRAZENECA AB

  公开号：WO2004016600A1

  公开（公告）日：2004-02-26

  The use of compounds of formula (I) wherein X, A, B, D, R1 and R2 are as defined in the Specification and pharmaceutically acceptable salts thereof in the manufacture of a medicament for the treatment or prophylaxis of diseases or conditions in which inhibition of kinase Itk activity is beneficial is disclosed. Certain novel compounds of formula (I), together with processes for their preparation, compositions containing them and their use in therapy are also disclosed.

  公开了在制造用于治疗或预防抑制激酶Itk活性有益的药物时，使用式(I)中X、A、B、D、R1和R2如规范中定义的化合物及其药学上可接受的盐。还公开了式(I)的某些新化合物，以及它们的制备方法、含有它们的组合物和它们在治疗中的用途。