2,5-二氯-4,6-二甲基烟腈 | 91591-63-8

• 物质功能分类: 医药中间体 - 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: 2,5-二氯-4,6-二甲基烟腈
• 中文别名: 2,5-二氯-4,6-二甲基吡啶-3-甲腈
• 英文名称: 2,5-dichloro-4,6-dimethylnicotinonitrile
• 英文别名: 2,5-dichloro-4,6-dimethylpyridine-3-carbonitrile；2,5-dichloro-3-cyano-4,6-dimethylpyridine
• CAS: 91591-63-8
• 化学式: C₈H₆Cl₂N₂
• mdl: MFCD00052631
• 分子量: 201.055
• InChiKey: UCGWYTUBYASPFG-UHFFFAOYSA-N

物化性质

• 熔点：
  82 °C
• 沸点：
  304.6±37.0 °C(Predicted)
• 密度：
  1.36

计算性质

• 辛醇/水分配系数(LogP)：
  2.9
• 重原子数：
  12
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  36.7
• 氢给体数：
  0
• 氢受体数：
  2

安全信息

• 危险等级：
  IRRITANT
• 危险品标志：
  Xn
• 安全说明：
  S26
• 危险类别码：
  R20/21/22,R36/37/38
• 海关编码：
  2933399090
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H335
• 储存条件：
  2-8°C

SDS

Name:	2 5-Dichloro-4 6-dimethylnicotinonitrile 95+% Material Safety Data Sheet
Synonym:
CAS:	91591-63-8

Section 1 - Chemical Product MSDS Name:2 5-Dichloro-4 6-dimethylnicotinonitrile 95+% Material Safety Data Sheet
Synonym:

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Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS

CAS#	Chemical Name	content	EINECS#
91591-63-8	2,5-Dichloro-4,6-dimethylnicotinonitri	95+%	unlisted

Hazard Symbols: XN
Risk Phrases: 20/21/22 36/37/38

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Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Harmful by inhalation, in contact with skin and if swallowed.
Irritating to eyes, respiratory system and skin.
Potential Health Effects
Eye:
Causes eye irritation.
Skin:
Causes skin irritation. Harmful if absorbed through the skin.
Ingestion:
Harmful if swallowed. May cause irritation of the digestive tract.
Inhalation:
Harmful if inhaled. Causes respiratory tract irritation.
Chronic:
Not available.

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Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:
Treat symptomatically and supportively.

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Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

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Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container.

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Section 7 - HANDLING and STORAGE
Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage:
Store in a cool, dry place. Store in a tightly closed container.

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Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 91591-63-8: Personal Protective Equipment Eyes: Not available.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

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Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Solid
Color: off-white
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 78 - 80 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula: C8H6Cl2N2
Molecular Weight: 201

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Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not available.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Strong oxidizing agents, bases.
Hazardous Decomposition Products:
Hydrogen chloride, chlorine, hydrogen cyanide, nitrogen oxides, carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported

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Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 91591-63-8 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
2,5-Dichloro-4,6-dimethylnicotinonitrile - Not listed by ACGIH, IARC, or NTP.

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Section 12 - ECOLOGICAL INFORMATION

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Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.

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Section 14 - TRANSPORT INFORMATION

IATA
Shipping Name: NITRILES, SOLID, TOXIC, N.O.S.*
Hazard Class: 6.1
UN Number: 3276
Packing Group: III
IMO
Shipping Name: NITRILES, TOXIC, N.O.S.
Hazard Class: 6.1
UN Number: 3276
Packing Group: III
RID/ADR
Shipping Name: NITRILES, TOXIC, N.O.S.
Hazard Class: 6.1
UN Number: 3276
Packing group: III

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Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XN
Risk Phrases:
R 20/21/22 Harmful by inhalation, in contact with
skin and if swallowed.
R 36/37/38 Irritating to eyes, respiratory system
and skin.
Safety Phrases:
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 36/37/39 Wear suitable protective clothing, gloves
and eye/face protection.
WGK (Water Danger/Protection)
CAS# 91591-63-8: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 91591-63-8 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 91591-63-8 is not listed on the TSCA inventory.
It is for research and development use only.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

制备方法与用途

2,5-二氯-4,6-二甲基烟腈可以作为有机合成中间体和医药中间体，用于实验室研发过程以及医药化工的合成。

反应信息

• 作为反应物：
  描述：

  2,5-二氯-4,6-二甲基烟腈 在 乙酰氧肟酸 、 potassium tert-butylate 作用下， 以 N,N-二甲基甲酰胺 为溶剂， 反应 7.0h， 以45%的产率得到5-chloro-4,6-dimethylisoxazolo[5,4-b]pyridin-3-amine
  参考文献：
  名称：

  [EN] INHIBITORS OF TRYPTOPHAN DIOXYGENASES (IDO1 AND TDO) AND THEIR USE IN THERAPY
  [FR] INHIBITEURS DES TRYPTOPHANE-DIOXYGÉNASES (IDO1 ET TDO) ET LEUR UTILISATION EN THÉRAPIE

  摘要：

  本文描述了含有式I中具有IDO1和/或TDO抑制活性的3-氨基异噁唑吡啶化合物的制药组合物，其中W为CR1、N或N-氧化物；X为CR2、N或N-氧化物；Y为CR3、N或N-氧化物；Z为CR4、N或N-氧化物；并且W、X、Y和Z中至少有一个为N或N-氧化物；R9和R10如所定义。还描述了使用这种化合物治疗各种疾病（如癌症）的方法。

  公开号：

  WO2017034420A1
• 作为产物：
  描述：

  3-氰基-4,6-二甲基-2-羟基吡啶 在 磺酰氯 、 三氯氧磷 作用下， 以 1,2-二氯乙烷 为溶剂， 反应 7.0h， 生成 2,5-二氯-4,6-二甲基烟腈
  参考文献：
  名称：

  A structure–activity relationship study of the positive allosteric modulator LY2033298 at the M₄ muscarinic acetylcholine receptor

  摘要：

  靶向M4肌酸乙酰胆碱受体的阳性变构调节剂通过其新颖的作用方式，相较于传统的正交配体，提供更高的亚型选择性和作为中枢神经系统药物的独特潜力。

  DOI：

  10.1039/c5md00334b

文献信息

• [EN] INHIBITORS OF TRYPTOPHAN DIOXYGENASES (IDO1 AND TDO) AND THEIR USE IN THERAPY<br/>[FR] INHIBITEURS DE TRYPTOPHANE DIOXYGÉNASES (IDO1 ET TDO) ET LEUR UTILISATION EN THÉRAPIE
  申请人：AUCKLAND UNISERVICES LTD

  公开号：WO2016024233A1

  公开（公告）日：2016-02-18

  Pharmaceutical compositions comprising 3-aminoisoxazolopyridine compounds of the Formula I having IDO1 and/or TDO inhibitory activity are described, where W is CR1, N or N-oxide; X is CR2, N or N-oxide; Y is CR3, N or N-oxide; Z is CR4, N or N-oxide; and at least one of W, X, Y, and Z is N or N-oxide; and R9 and R10 are as defined. Also described are methods of using such compounds in the treatment of various conditions, such as cancer.

  描述了包含具有IDO1和/or TDO抑制活性的3-氨基异恶唑啉化合物I的药物组合物，其中W是CR1，N或N-氧化物；X是CR2，N或N-氧化物；Y是CR3，N或N-氧化物；Z是CR4，N或N-氧化物；W、X、Y和Z中的至少一个是N或N-氧化物；R9和R10如所定义。还描述了使用这些化合物治疗各种疾病，如癌症的方法。
• POSITIVE ALLOSTERIC MODULATORS OF THE MUSCARINIC ACETYLCHOLINE RECEPTOR M4
  申请人：Vanderbilt University

  公开号：US20170369505A1

  公开（公告）日：2017-12-28

  Disclosed herein are tricyclic compounds, including pyrimido[4′,5′:4,5]thieno[2,3-c]pyridazine-8-amine, pyrido[3′,2′:4,5]thieno[3,2-d]pyrimidine-4-amine, pyrazino[2′,3′:4,5]thieno[3,2-d]pyrimidin-4-amine, pyrido[3′,2′:4,5]furo[3, 2-d]pyrimidin-4-amine, and pyrimido[4′,5′:4,5]furo[2,3-c]pyridazin-8-amine compounds, which may be useful as positive allosteric modulators of the muscarinic acetylcholine receptor M 4 (mAChR M 4 ). Also disclosed herein are methods of making the compounds, pharmaceutical compositions comprising the compounds, and methods of treating neurological and psychiatric disorders associated with muscarinic acetylcholine receptor dysfunction using the compounds and compositions.

  本文披露了三环化合物，包括嘧啶并[4′,5′:4,5]噻吩并[2,3-c]吡啶嗪-8-胺，吡啶并[3′,2′:4,5]噻吩并[3,2-d]嘧啶-4-胺，吡嗪并[2′,3′:4,5]噻吩并[3,2-d]嘧啶-4-胺，吡啶并[3′,2′:4,5]呋喃[3,2-d]嘧啶-4-胺，以及嘧啶并[4′,5′:4,5]呋喃[2,3-c]吡啶嗪-8-胺化合物，这些化合物可能作为肌胆碱受体M4（mAChR M4）的正向变构调节剂而有用。本文还披露了制备这些化合物的方法，包括这些化合物的药物组合物，以及使用这些化合物和组合物治疗与肌胆碱受体功能障碍相关的神经和精神疾病的方法。
• [EN] 2-AMINO-N-PHENYL-NICOTINAMIDES AS NAV1.8 INHIBITORS<br/>[FR] 2-AMINO-N-PHÉNYL-NICOTINAMIDES UTILISÉS EN TANT QU'INHIBITEURS DE NAV1.8
  申请人：MERCK SHARP & DOHME

  公开号：WO2020092187A1

  公开（公告）日：2020-05-07

  Novel compounds of the structural formula (I), and the pharmaceutically acceptable salts thereof, are inhibitors of Nav1.8 channel activity and may be useful in the treatment, prevention, management, amelioration, control and suppression of diseases mediated by Nav1.8 channel activity. The compounds of the present invention may be useful in the treatment, prevention or management of pain disorders, cough disorders, acute itch disorders, and chronic itch disorders.

  结构式（I）的新化合物及其药用盐是Nav1.8通道活性的抑制剂，可能在治疗、预防、管理、改善、控制和抑制由Nav1.8通道活性介导的疾病方面有用。本发明的化合物可能在治疗、预防或管理疼痛障碍、咳嗽障碍、急性瘙痒障碍和慢性瘙痒障碍方面有用。
• [EN] ACETAMIDO DERIVATIVES AS DNA POLYMERASE THETA INHIBITORS<br/>[FR] DÉRIVÉS ACÉTAMIDO EN TANT QU'INHIBITEURS DE L'ADN POLYMÉRASE THÊTA
  申请人：IDEAYA BIOSCIENCES INC

  公开号：WO2020160134A1

  公开（公告）日：2020-08-06

  Disclosed herein are certain acetamido derivatives that are DNA Polymerase Theta (Polθ) inhibitors of Formula (I). Also, disclosed are pharmaceutical compositions comprising such compounds and methods of treating diseases treatable by inhibition of Polθ such as cancer, including homologous recombination (HR) deficient cancers.

  本文披露了某些DNA聚合酶Θ（Polθ）抑制剂的乙酰胺衍生物，其化学式为（I）。同时，还披露了包括这些化合物的药物组合物以及治疗可通过抑制Polθ来治疗的疾病的方法，如癌症，包括同源重组（HR）缺陷性癌症。
• [EN] HETEROARYLMETHYLENE DERIVATIVES AS DNA POLYMERASE THETA INHIBITORS<br/>[FR] DÉRIVÉS D'HÉTÉROARYLMÉTHYLÈNE UTILISÉS EN TANT QU'INHIBITEURS DE L'ADN POLYMÉRASE THÊTA
  申请人：IDEAYA BIOSCIENCES INC

  公开号：WO2020160213A1

  公开（公告）日：2020-08-06

  Disclosed herein are certain acetamido derivatives that are DNA Polymerase Theta (Polθ) inhibitors of Formula (I). Also, disclosed are pharmaceutical compositions comprising such compounds and methods of treating diseases treatable by inhibition of Polθ such as cancer, including homologous recombination (HR) deficient cancers.

  本文披露了某些乙酰胺衍生物，它们是DNA聚合酶Θ（Polθ）抑制剂，化学式（I）。同时，还披露了包括这些化合物的药物组合物以及治疗可通过抑制Polθ来治疗的疾病的方法，如癌症，包括同源重组（HR）缺陷性癌症。