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吡唑

CAS 288-13-1C3H4N2MW 68.08

济南圣和化工主营供应 吡唑(CAS 288-13-1),归类于有机化学品,分子式 C3H4N2,分子量 68.08。我们面向国内化工贸易与生产企业提供稳定的现货供应,报价响应快,支持对公转账并可开具增值税发票。

产品概览

CAS号288-13-1
分子式C3H4N2
分子量68.08
熔点68
沸点187
LogP0.26
纯度按批次COA提供(不公开发布)
包装按订单/批次确认(不公开发布)
应用领域有机化学品
类别有机化学品

应用领域

有机化学品

该产品的下游应用集中在有机化学品。不同客户工艺差异较大,我们支持按需提供样品与小批量试用。

包装与储存

包装规格按订单/批次确认(不公开发布)
纯度规格按批次COA提供(不公开发布)
储存条件密封、阴凉干燥处保存
运输常规化工运输
样品可协商提供
交期现货/按订单安排

采购提示:本产品按按订单/批次确认(不公开发布)起订发货,收到货物后请先核对包装完好性再行入库。储存条件为阴凉干燥、密封保存;如需 MSDS 或运输说明,可在询价时一并索取。

质量与文件

每批产品随货提供 COA(分析证书);可按需提供 MSDS/技术数据表及第三方检测报告。纯度与包装以批次 COA 及订单确认为准。

关于供应商

选择 济南圣和化工有限公司 的理由:产品信息透明(含 CAS、分子式、理化参数)、报价响应快(一个工作日内)、单证齐全(COA/MSS/质检资料按需提供)、支持批量与长期协议供货。如需 吡唑 以外的配套原料,也欢迎一并列出需求清单。

常见问题

吡唑 的 CAS 号是多少?

吡唑 的 CAS 号为 288-13-1。

该产品的纯度和包装规格是什么?

常规纯度规格为 按批次COA提供(不公开发布),包装为 按订单/批次确认(不公开发布),随货提供 COA。

吡唑 有什么用途?

主要应用于有机化学品。

如何购买或获取报价?

请发送邮件至 info@591daili.com 或通过 WhatsApp 联系,注明产品名称、CAS 号与需求数量,一个工作日内回复报价。供应商:济南圣和化工有限公司。

PubChem 公开数据

Description

Pyrazole · CAS 288-13-1 · C3H4N2. UNII 3QD5KJZ7ZJ. Boiling Point: 187; Melting Point: 68; Solubility: 19400.

Identification

CAS Registry Number288-13-1
PubChem CID1048
Molecular formulaC3H4N2
IUPAC name1H-pyrazole
UNII (FDA)3QD5KJZ7ZJ

Computed Descriptors

Molecular Weight68.08
XLogP30.3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass68.037448136
Monoisotopic Mass68.037448136
Topological Polar Surface Area28.7
Heavy Atom Count5
Formal Charge0

Physical & Chemical Properties

Boiling Point187
Melting Point68
Solubility19400
Vapor Pressure1.19 [mmHg]
LogP0.26
LogP0.13
Dissociation Constants2.48 (at 25 °C)

Physical description & handling notes

  • Liquid
  • Solid with an odor like pyridine; [Merck Index] Colorless crystalline solid; [Sigma-Aldrich MSDS]
  • 125.47 Ų [M+H]+ [CCS Type: DT; Method: stepped-field]

Regulatory Status

GHS notification summary0.4% (1 / 265)

GHS Hazard Classification

GHS notification summary0.4% (1 / 265)
Reported hazard statementsH302 (98.9%), H311 (80%), H315 (99.6%), H318 (80%), H319 (19.2%), H335 (19.2%), H372 (80%), H412 (80.4%)

This chemical does not meet GHS hazard criteria for 0.4% (1 of 265) of reports.

H302 (98.9%): Harmful if swallowed [Warning Acute toxicity, oral]

Documented Uses

  • Used as a chelating agent and in organic synthesis; [Merck Index]
  • All Other Chemical Product and Preparation Manufacturing
  • Compounds or agents that combine with an enzyme in such a manner as to prevent the normal substrate-enzyme combination and the catalytic reaction.

Synonyms

pyrazole; 1H-Pyrazole; 288-13-1; 1,2-diazole; Pyrazol; 1H-pyrazol; 3QD5KJZ7ZJ; DTXSID2059774; NSC45410; NSC-45410; CHEBI:17241; RefChem:6183; DTXCID4037873; CHEBI:14973; 206-017-1; MFCD00005234

Frequently Asked Questions

What are the CAS number and molecular formula of Pyrazole?

CAS 288-13-1; molecular formula C3H4N2; molecular weight — g/mol.

What other names is Pyrazole known by?

pyrazole, 1H-Pyrazole, 288-13-1, 1,2-diazole, Pyrazol, 1H-pyrazol.

Is Pyrazole classified as hazardous?

0.4% of GHS notifications report no hazard classification (1 of 265).

What are the key physical properties of Pyrazole?

Boiling Point: 187; Melting Point: 68; Solubility: 19400; Vapor Pressure: 1.19 [mmHg].

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

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