2-溴-3-氯-5-甲基吡啶 | 34552-16-4

• 物质功能分类: 医药中间体 - 杂环化合物 - 吡啶类化合物
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 吡啶及其衍生物
• 中文名称: 2-溴-3-氯-5-甲基吡啶
• 中文别名: 2-溴-3-氟-5-甲基吡啶
• 英文名称: 2-bromo-3-fluoro-5-methylpyridine
• CAS: 34552-16-4
• 化学式: C₆H₅BrFN
• 分子量: 190.015
• InChiKey: OCTPYXPSXKTDIU-UHFFFAOYSA-N

物化性质

• 沸点：
  205.0±35.0 °C(Predicted)
• 密度：
  1.592±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  2.3
• 重原子数：
  9
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.17
• 拓扑面积：
  12.9
• 氢给体数：
  0
• 氢受体数：
  2

安全信息

• 海关编码：
  2933399090
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H315,H319,H335
• 储存条件：
  室温

SDS

Material Safety Data Sheet

---

Section 1. Identification of the substance
2-Bromo-3-fluoro-5-methylpyridine
Product Name:
Synonyms:

---

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

---

Section 3. Composition/information on ingredients.
2-Bromo-3-fluoro-5-methylpyridine
Ingredient name:
CAS number: 34552-16-4

---

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:

---

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.

---

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.

---

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.

---

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: C6H5BrFN
Molecular weight: 190

---

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, hydrogen fluoride, hydrogen bromide.

---

Section 11. Toxicological information
No data.

---

Section 12. Ecological information
No data.

---

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.

---

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

---

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

制备方法与用途

2-溴-3-氯-5-甲基吡啶可用作医药合成的中间体。已有文献报道，该物质可用于合成一类有效的PDE4抑制剂（苯基吡咯烷类化合物）及PCSK9抑制剂。

反应信息

• 作为反应物：
  描述：

  2-溴-3-氯-5-甲基吡啶 在 吡啶 、 copper(l) iodide 、 三氟甲磺酸酐 、 双氧水 、 N,N-二异丙基乙胺 、 三氟乙酸 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 、 sodium iodide 、 三氯氧磷 作用下， 以 1,4-二氧六环 、 二氯甲烷 、 N,N-二甲基甲酰胺 、 乙腈 为溶剂， 反应 57.5h， 生成 (1R,3S,5R)-2-(2-(3-acetyl-7-methyl-5-(2-methylpyrazolo[1,5-a]pyrimidin-6-yl)-1H-indol-1-yl)acetyl)-N-(5-fluoro-3-methyl-6-(trifluoromethyl)pyridin-2-yl)-5-methyl-2-azabicyclo[3.1.0]hexane-3-carboxamide
  参考文献：
  名称：

  [EN] HETEROARYL COMPOUNDS FOR TREATMENT OF COMPLEMENT FACTOR D MEDIATED DISORDERS
  [FR] COMPOSÉS HÉTÉROARYLE POUR LE TRAITEMENT DE TROUBLES MÉDIÉS PAR LE FACTEUR D DU COMPLÉMENT

  摘要：

  提供了抑制补体因子D或其药用盐或组合物的化合物、使用方法和制备方法。本文描述的抑制剂针对因子D并抑制或调节补体级联反应。本文描述的因子D抑制剂减少了过度激活的补体。

  公开号：

  WO2021168320A1
• 作为产物：
  描述：

  2,4-dibromo-2-fluoro-4-formylvaleronitrile 120.0 ℃ 、399.97 Pa 条件下， 以11.7%的产率得到2-bromo-3-fluoro-5-methylpyridine hydrobromide
  参考文献：
  名称：

  Synthesis of halogenated pyridines via the copper(I) chloride-catalyzed addition of polyhaloacetonitriles to olefins

  摘要：

  DOI：

  10.1021/jo00225a027

文献信息

• [EN] NOVEL GALACTOSIDE INHIBITOR OF GALECTINS<br/>[FR] NOUVEAU GALACTOSIDE COMME INHIBITEUR DE GALECTINES
  申请人：GALECTO BIOTECH AB

  公开号：WO2021001528A1

  公开（公告）日：2021-01-07

  The present invention relates to a D-galactopyranose compound of formula (1) wherein the pyranose ring is α-D-galactopyranose, and these compounds are high affinity galectin-1 and/or galectin 3 inhibitors for use in treatment of inflammation; fibrosis; scarring; keloid formation; aberrant scar formation; surgical adhesions; septic shock; cancer; metastasising cancers; autoimmune diseases, metabolic disorders; heart disease; heart failure; pathological angiogenesis; eye diseases; atherosclerosis; metabolic diseases; diabetes type I; diabetes type II; insulin resistance; Diastolic heart failure; asthma; liver disorders.

  本发明涉及一种式（1）的D-半乳糖吡喃糖类化合物，其中吡喃糖环为α-D-半乳糖吡喃糖，这些化合物是高亲和力的galectin-1和/或galectin 3抑制剂，用于治疗炎症；纤维化；瘢痕形成；瘢痕增生；异常瘢痕形成；手术粘连；脓毒性休克；癌症；转移性癌症；自身免疫疾病；代谢紊乱；心脏病；心力衰竭；病理性血管生成；眼部疾病；动脉粥样硬化；代谢性疾病；糖尿病I型；糖尿病II型；胰岛素抵抗；舒张期心力衰竭；哮喘；肝脏疾病。
• [EN] ARYL, HETEROARY, AND HETEROCYCLIC PHARMACEUTICAL COMPOUNDS FOR TREATMENT OF MEDICAL DISORDERS<br/>[FR] COMPOSÉS PHARMACEUTIQUES ARYLE, HÉTÉROARYLES ET HÉTÉROCYCLIQUES POUR LE TRAITEMENT DE TROUBLES MÉDICAUX
  申请人：ACHILLION PHARMACEUTICALS INC

  公开号：WO2018160889A1

  公开（公告）日：2018-09-07

  Complement Factor D inhibitors, pharmaceutical compositions, and uses thereof, as well as processes for their manufacture are provided. The compounds provided include Formula I, Formula II, Formula III, Formula IV, and Formula V, or a pharmaceutically acceptable salt, prodrug, isotopic analog, N-oxide, or isolated isomer thereof, optionally in a pharmaceutically acceptable composition. The inhibitors described herein target Factor D and inhibit or regulate the complement cascade.

  提供了抑制补体因子D的抑制剂、药物组合物及其用途，以及它们的制备方法。所提供的化合物包括公式I、公式II、公式III、公式IV和公式V，或其药学上可接受的盐、前药、同位素类似物、N-氧化物或其分离异构体，可选地在药学上可接受的组合物中。本文描述的抑制剂针对因子D并抑制或调节补体级联反应。
• [EN] ALPHA-D-GALACTOSIDE INHIBITORS OF GALECTINS<br/>[FR] INHIBITEURS ALPHA-D-GALACTOSIDE DE GALECTINES
  申请人：GALECTO BIOTECH AB

  公开号：WO2020104335A1

  公开（公告）日：2020-05-28

  The present invention relates to a compound of the general formula (1). The compound of formula (1) is suitable for use in a method for treating a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human. Furthermore, the present invention concerns a method for treatment of a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human.

  本发明涉及一种通式（1）的化合物。通式（1）的化合物适用于治疗与在哺乳动物，如人类中的一个配体结合相关的疾病的方法。此外，本发明涉及一种治疗与在哺乳动物，如人类中的一个配体结合相关的疾病的方法。
• [EN] NOVEL GALACTOSIDE INHIBITOR OF GALECTINS<br/>[FR] NOUVEL INHIBITEUR DE GALECTINES DU TYPE GALACTOSIDE
  申请人：GALECTO BIOTECH AB

  公开号：WO2021001538A1

  公开（公告）日：2021-01-07

  The present invention relates to a D-galactopyranose compound of formula (1) wherein the pyranose ring is α-D-galactopyranose, and these compounds are high affinity galectin-3 inhibitors for use in treatment of inflammation; Inflammation induced thrombosis; Atopic dermatitis; Acute coronary syndrome; fibrosis, such as pulmonary fibrosis, liver fibrosis, kidney fibrosis, ophthalmological fibrosis and fibrosis of the skin and heart; local fibrosis such as Dupuytren's disease and Peyronie's disease; fibrotic complications of other therapies such as coronary stents, bile duct stents, cerebral artery stents, ureter stents; scleroderma; scarring; keloid formation; covid-19; acute lung injury; ARDS; viral pneumonitis, aberrant scar formation; surgical adhesions; septic shock; cancer, such as colorectal cancer, other gastrointestinal carcinomas such as pancreatic cancer, gastric cancer, biliary tract cancer, lung cancers, mesothelioma, female cancers like breast cancer, ovarian cancer, uterine cancer, cancer of the cervix uteri, cancer of the salpingx, cerebral cancers such as medulloblastomao, glioma, meningioma, sarcomas of the bones and muscles and other sarcomas, leukemias and lymphomas, such as T-cell lymphomas; transplant rejection; metastasising cancers; ageing; Dementia; Alzheimers; TGFbeta driven bone disease such as osteogenesis imperfecta; Pulmonary hypertension; autoimmune diseases, such as psoriasis, rheumatoid arthritis, Rheumatoid lung; Crohn's disease, ulcerative colitis, ankylosing spondylitis, systemic lupus erythematosus; viral infections such as influenza virus, HIV, Herpes virus, Coronaviruses, Hepatitis C; metabolic disorders; heart disease; heart failure; pathological angiogenesis, such as ocular angiogenesis or a disease or condition associated with ocular angiogenesis, e.g. neovascularization related to cancer; and eye diseases, such as age-related macular degeneration and corneal neovascularization; atherosclerosis; metabolic diseases; diabetes; type I diabetes; type 2 diabetes; insulin resistens; obesity; Marfans syndrome; Loeys–Dietz syndrome; nephropathy; Diastolic HF; fibrotic lung complications of aPD1 and other CPI therapies; asthma and other interstitial lung diseases, including Hermansky-Pudlak syndrome, liver disorders, such as non- alcoholic steatohepatitis or non-alcoholic fatty liver disease; uterine disease such as uterine fibroids and uterine or cervical fibrosis.

  本发明涉及一种化学式（1）中的D-半乳糖吡喃糖类化合物，其中吡喃糖环为α-D-半乳糖吡喃糖，这些化合物是高亲和力的galectin-3抑制剂，用于治疗炎症；炎症诱导性血栓形成；特应性皮炎；急性冠状动脉综合征；纤维化，如肺纤维化、肝脏纤维化、肾脏纤维化、眼科纤维化和皮肤和心脏的纤维化；局部纤维化，如杜普伊特伦氏病和佩罗尼氏病；其他治疗的纤维化并发症，如冠状支架、胆管支架、脑动脉支架、输尿管支架；硬皮病；瘢痕形成；瘢痕增生；新冠肺炎；急性肺损伤；ARDS；病毒性肺炎；异常瘢痕形成；手术粘连；脓毒性休克；癌症，如结直肠癌、其他胃肠道癌症如胰腺癌、胃癌、胆道癌、肺癌、间皮瘤、女性癌症如乳腺癌、卵巢癌、子宫癌、宫颈癌、输卵管癌、脑癌如髓母细胞瘤、胶质瘤、脑膜瘤、骨骼和肌肉的肉瘤和其他肉瘤、白血病和淋巴瘤，如T细胞淋巴瘤；移植排斥；转移性癌症；衰老；痴呆症；阿尔茨海默病；TGFbeta驱动的骨疾病，如骨发育不全；肺动脉高压；自身免疫疾病，如牛皮癣、类风湿关节炎、类风湿肺；克罗恩病、溃疡性结肠炎、强直性脊柱炎、系统性红斑狼疮；病毒感染，如流感病毒、HIV、疱疹病毒、冠状病毒、丙型肝炎；代谢紊乱；心脏病；心力衰竭；病理性血管生成，如眼部血管生成或与眼部血管生成相关的疾病或症状，例如与癌症相关的新血管生成；眼部疾病，如老年性黄斑变性和角膜新血管生成；动脉粥样硬化；代谢性疾病；糖尿病；1型糖尿病；2型糖尿病；胰岛素抵抗；肥胖；马凡氏综合征；洛伊斯-迪茨综合征；肾病；舒张期心力衰竭；PD1和其他CPI疗法的肺纤维化并发症；哮喘和其他间质性肺疾病，包括赫尔曼斯基-普德拉克综合征、肝脏疾病，如非酒精性脂肪性肝炎或非酒精性脂肪肝病；子宫疾病，如子宫肌瘤和子宫或宫颈纤维化。
• BICYCLIC ENAMINO(THIO)CARBONYL COMPOUNDS
  申请人：Jeschke Peter

  公开号：US20090181947A1

  公开（公告）日：2009-07-16

  The present invention relates to novel bicyclic enamino(thio)carbonyl compounds, to processes for their preparation and to their use for controlling animal pests, especially arthropods, in particular insects.

  本发明涉及新颖的双环烯胺基(硫)酰基化合物，以及其制备方法和用于控制动物害虫，特别是节肢动物，尤其是昆虫的用途。