5-nitropyrazole-3-carboxylic acid | 198348-89-9

• 物质功能分类: 有机原料 - 杂环化合物
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 唑类
• 英文名称: 5-nitropyrazole-3-carboxylic acid
• 英文别名: 5-nitro-1H-pyrazole-3-carboxylic acid；5-nitro-3-pyrazolecarboxylic acid；5-Nitro-1H-pyrazole-3-carboxylic acid
• CAS: 198348-89-9
• 化学式: C₄H₃N₃O₄
• mdl: MFCD00192356
• 分子量: 157.086
• InChiKey: HKYHBMLIEAMWRO-UHFFFAOYSA-N

物化性质

• 熔点：
  188-190 °C(lit.)
• 沸点：
  509.6±35.0 °C(Predicted)
• 密度：
  1.840±0.06 g/cm3(Predicted)
• 稳定性/保质期：
  遵照规定使用和储存，则不会发生分解。

计算性质

• 辛醇/水分配系数(LogP)：
  0.2
• 重原子数：
  11
• 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：
  112
• 氢给体数：
  2
• 氢受体数：
  5

安全信息

• 危险等级：
  IRRITANT
• 安全说明：
  S26,S37/39
• 海关编码：
  2933199090
• 危险品标志：
  Xi
• 危险类别码：
  R36/37/38
• 危险性防范说明：
  P261,P280,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H332,H335
• 储存条件：
  存放于0-6℃阴凉干燥处

SDS

Name:	5-Nitro-3-pyrazolecarboxylic acid Material Safety Data Sheet
Synonym:	None Known.
CAS:	198348-89-9

Section 1 - Chemical Product MSDS Name: 5-Nitro-3-pyrazolecarboxylic acid Material Safety Data Sheet
Synonym: None Known.

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SECTION 2 - COMPOSITION, INFORMATION ON INGREDIENTS

CAS#	Chemical Name	content	EINECS#
198348-89-9	5-Nitro-3-pyrazolecarboxylic acid	ca. 100	unlisted

Hazard Symbols: XI
Risk Phrases: 36/37/38

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SECTION 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Irritating to eyes, respiratory system and skin. Potential Health Effects
Eye:
Causes eye irritation. May cause chemical conjunctivitis.
Skin:
Causes skin irritation. May be harmful if absorbed through the skin.
Ingestion:
May cause irritation of the digestive tract. May be harmful if swallowed.
Inhalation:
Causes respiratory tract irritation. May be harmful if inhaled. Can produce delayed pulmonary edema.
Chronic:
No information found.

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SECTION 4 - FIRST AID MEASURES
Eyes:
Immediately 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. Wash clothing before reuse.
Ingestion:
Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. 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. Do NOT use mouth-to-mouth resuscitation.
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. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.
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. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions. Provide ventilation.

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SECTION 7 - HANDLING and STORAGE
Handling:
Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation. Wash clothing before reuse.
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# 198348-89-9: Personal Protective Equipment
Eyes:
Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
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: Crystalline powder
Color: off-white to light yellow
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 188 - 190 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: C4H3N3O4
Molecular Weight: 157.09

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SECTION 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Dust generation.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Nitrogen oxides, carbon monoxide, carbon dioxide.
Hazardous Polymerization: Will not occur.

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SECTION 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 198348-89-9 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
5-Nitro-3-pyrazolecarboxylic acid - 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: Not regulated.
Hazard Class:
UN Number:
Packing Group:
IMO
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing Group:
RID/ADR
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing group:

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SECTION 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives
Hazard Symbols: XI
Risk Phrases:
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 37/39 Wear suitable gloves and eye/face protection. WGK (Water Danger/Protection) CAS# 198348-89-9: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 198348-89-9 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 198348-89-9 is not listed on the TSCA inventory. It is for research and development use only.

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SECTION 16 - ADDITIONAL INFORMATION
MSDS Creation Date: 4/03/2003 Revision #1 Date: 9/16/2003 The information above is believed to be accurate and represents the best information currently available to us. However, we make no warranty of merchantability or any other warranty, express or implied, with respect to such information, and we assume no liability resulting from its use. Users should make their own investigations to determine the suitability of the information for their particular purposes. In no way shall the company be liable for any claims, losses, or damages of any third party or for lost profits or any special, indirect, incidental, consequential or exemplary damages, howsoever arising, even if the company has been advised of the possibility of such damages.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

制备方法与用途

应用

5-硝基吡唑-3-羧酸是一种有机中间体，可通过氧化3-甲基-5-硝基噻唑制备。文献报道其可用于制备MAP4K1抑制剂。

制备

将3-甲基-5-硝基噻唑（0.18 mol）溶解于浓H₂SO₄（300 mL）中，然后在60-65°C下滴加Na₂Cr₂O₇·2H₂O（53 g，0.27 mol）。反应混合物保持该温度8小时后，倒入冰水中（1 kg），用乙酸乙酯（3×250 mL）萃取。有机层用水洗涤并用MgSO₄干燥，在真空中除去溶剂，并从水中重结晶得到3-硝基吡唑-5-羧酸，产量为25 g（88%）。

反应信息

• 作为反应物：
  描述：

  5-nitropyrazole-3-carboxylic acid 在 氯化亚砜 作用下， 以 N,N-二甲基甲酰胺 为溶剂， 反应 3.0h， 以94%的产率得到5-nitro-3-pyrazolecarbonyl chloride
  参考文献：
  名称：

  PEG-supported synthesis of pyrazole oligoamides with peptide β-sheet affinity

  摘要：

  以聚乙二醇为起始材料，通过硝基吡唑羧酸或保护性吡唑氨基酸合成了吡唑氨基酸低聚酰胺。聚合物载体有助于在合成过程中分离产物，并使目标低聚酰胺在氯仿和水中的溶解度得以提高。这使得可以测定它们对肽的结合性质。在氯仿和水溶液中观察到适度亲和力，且亲和力随吡唑单元数量的增加而增加。

  DOI：

  10.1039/b401968g
• 作为产物：
  描述：

  5-甲基-3-硝基-1H-吡唑 在 sodium dichromate dihydrate 、 硫酸 作用下， 反应 8.0h， 以88%的产率得到5-nitropyrazole-3-carboxylic acid
  参考文献：
  名称：

  硝基吡唑类

  摘要：

  开发了一种由3(5)-甲基-5(3)-硝基和3(5)-甲基-4,5(3)-二硝基吡唑制备5-氨基-3,4-二硝基吡唑(1)的方法，其中的关键步骤是硝基和二硝基吡唑甲酰胺的霍夫曼重排。5-氨基-3,4-二硝基吡唑的质子化通过光谱方法（UV光谱、NMR光谱）研究。尽管氨基的碱性较低，但化合物 1 会发生 N-芳基化、N-硝化和成环反应，形成二硝基吡唑并[5,1-a]嘧啶衍生物和迄今为止未知的二硝基咪唑并[1,2-b]吡唑衍生物. 1 的重氮化产生 5-diazo-3,4-dinitropyrazole (19)，它以内盐的形式存在。研究了该化合物的一些反应并形成了相应的 5-卤代（叠氮基）- 3，显示了卤化物和叠氮离子作用下的 4-二硝基吡唑。通过作用得到二硝基吡唑并[5,1-c][1,2,4]三嗪和7-羟基二硝基-4,​​7-二氢吡唑并[5,1-c][1,2,4]三嗪衍生物甜菜碱上的活性亚甲基化合物

  DOI：

  10.1007/s11172-010-0287-9

文献信息

• [EN] SUBSTITUTED N-(METHYL-D3)PYRIDAZINE-3-CARBOXAMIDE OR N-(METHYL-D3)-NICOTINAMIDE COMPOUNDS AS IL-12, IL-23 AND/OR IFNALPHA MODULATORS<br/>[FR] COMPOSÉS DE N-(MÉTHYL-D3)PYRIDAZINE-3-CARBOXAMIDE OU DE N-(MÉTHYL-D3)-NICOTINAMIDE SUBSTITUÉS UTILISÉS EN TANT QUE MODULATEURS D'IL-12, IL-23 ET/OU IFNALPHA
  申请人：BRISTOL MYERS SQUIBB CO

  公开号：WO2021222153A1

  公开（公告）日：2021-11-04

  There are disclosed compounds of the following formula I or a stereoisomer or pharmaceutically-acceptable salt thereof, wherein all substituents are as defined herein, which are useful in the modulation of IL-12, IL-23 and/or IFN?, by acting on Tyk-2 to cause signal transduction inhibition. The compounds of the invention may be useful for treating inflammatory and autoimmune diseases or disorders.

  以下是公开的化合物的化学式I或其立体异构体或药用可接受的盐，其中所有取代基如本文所定义，这些化合物在通过作用于Tyk-2引起信号转导抑制的调节IL-12、IL-23和/或IFNγ方面是有用的。本发明的化合物可能对治疗炎症性和自身免疫性疾病或紊乱有用。
• [EN] HETEROCYCLIC MODULATORS OF LIPID SYNTHESIS AND COMBINATIONS THEREOF<br/>[FR] MODULATEURS HÉTÉROCYCLIQUES DE LA SYNTHÈSE DES LIPIDES ET COMBINAISONS EN CONTENANT
  申请人：3 V BIOSCIENCES INC

  公开号：WO2015095767A1

  公开（公告）日：2015-06-25

  Heterocyclic modulators of lipid synthesis are provided as well as pharmaceutically acceptable salts thereof; pharmaceutical compositions comprising such compounds; and methods of treating conditions characterized by disregulation of a fatty acid synthase pathway by the administration of such compounds and combinations of such compounds and other therapeutic agents.

  提供了杂环调节剂脂质合成以及其药用盐；包括这些化合物的药物组合物；以及通过给予这些化合物和其他治疗剂的组合来治疗脂肪酸合酶途径失调症状的方法。
• [EN] INHIBITORS OF BRUTON'S TYROSINE KINASE<br/>[FR] INHIBITEURS DE LA TYROSINE KINASE DE BRUTON
  申请人：HOFFMANN LA ROCHE

  公开号：WO2013024078A1

  公开（公告）日：2013-02-21

  This application discloses compounds according to generic Formula I: wherein the variables are defined as described herein, and which inhibit Btk. The compounds disclosed herein are useful to modulate the activity of Btk and treat diseases associated with excessive Btk activity. The compounds are further useful to treat inflammatory and auto immune diseases associated with aberrant B-cell proliferation, such as rheumatoid arthritis. Also disclosed are compositions containing compounds of Formula I and at least one carrier, diluent or excipient.

  该应用程序根据通用公式I披露化合物：其中变量如本文所述，并且抑制Btk。本文披露的化合物对调节Btk的活性并治疗与过度Btk活性相关的疾病有用。这些化合物进一步用于治疗与异常B细胞增殖相关的炎症和自身免疫疾病，如类风湿性关节炎。还披露了含有公式I化合物和至少一种载体、稀释剂或赋形剂的组合物。
• [EN] NOVEL PYRAZOLO-PYRROLO-PYRIMIDINE-DIONE DERIVATIVES AS P2X3 INHIBITORS<br/>[FR] NOUVEAUX DÉRIVÉS DE PYRAZOLO-PYRROLO-PYRIMIDINE-DIONE UTILISÉS EN TANT QU'INHIBITEURS DE P2X3
  申请人：BAYER AG

  公开号：WO2019081343A1

  公开（公告）日：2019-05-02

  The present invention covers substituted Pyrazolo-pyrrolo-pyrimidine-dione (PPPD) compounds of general formula (I): in which R1, R2 and R3 are as defined herein, methods of preparing said compounds, pharmaceutical compositions and combinations comprising said compounds and the use of said compounds for manufacturing pharmaceutical compositions for the treatment or prophylaxis of diseases, in particular of neurogenic diseases, as a sole agent or in combination with other active ingredients.

  本发明涵盖了一般式(I)的取代吡唑基-吡咯基-嘧啶二酮（PPPD）化合物：其中R1、R2和R3如本文所定义，制备所述化合物的方法，包含所述化合物的药物组合物和配方，以及利用所述化合物制造用于治疗或预防疾病的药物组合物，特别是神经源性疾病，作为唯一活性成分或与其他活性成分组合使用。
• [EN] JAK KINASE MODULATING COMPOUNDS AND METHODS OF USE THEREOF<br/>[FR] COMPOSÉS MODULANT LES KINASES JAK ET PROCÉDÉS POUR LES UTILISER
  申请人：AMBIT BIOSCIENCES CORP

  公开号：WO2010002472A1

  公开（公告）日：2010-01-07

  Provided herein are pyrrolotriazine compounds for treatment of JAK kinase, including JAK2 kinase mediated diseases. Also provided are pharmaceutical compositions comprising the compounds and methods of using the compounds and compositions.

  本文提供了用于治疗JAK激酶，包括JAK2激酶介导的疾病的吡咯三嗪化合物。还提供了包含这些化合物的药物组合物以及使用这些化合物和组合物的方法。