苯并咪唑

Name: 苯并咪唑
Brand: 济南圣和化工有限公司

CAS 51-17-2C7H6N2MW 118.14

本页收录苯并咪唑，CAS 登记号为 51-17-2，分子式 C7H6N2，分子量 118.14，归类于精细化学品。作为主营产品之一，济南圣和化工有限公司可提供从公斤级到吨级的稳定供货，随货附 COA 与质检资料。

产品概览

CAS号	51-17-2
分子式	C7H6N2
分子量	118.14
熔点	338 to 342 °F (NTP, 1992)
沸点	>360 °C
LogP	1.32
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	精细化学品；医药中间体
类别	精细化学品\|医药中间体

应用领域

精细化学品；医药中间体

目前苯并咪唑主要服务于精细化学品与医药中间体两大方向。我们可按应用场景提供不同规格，随货 COA 列明实测指标，方便您做入厂检验比对。

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

供货能力：苯并咪唑备有现货，包装形式为按订单/批次确认(不公开发布)。我们支持对公转账并开具增值税发票，山东省内可安排快速配送，省外按物流时效发货，具体请联系 info@591daili.com。

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

济南圣和化工有限公司位于山东济南，主营化工原料供应，精选产品 3,000+ 种，覆盖有机化学品、无机化学品、食品添加剂、医药中间体等 12 大分类。我们随货提供 COA 分析证书，一个工作日内回复报价，欢迎国内外采购方长期合作。

常见问题

苯并咪唑的 CAS 号是多少？

苯并咪唑的 CAS 号为 51-17-2。

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。

苯并咪唑有什么用途？

主要应用于精细化学品；医药中间体。

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

Benzimidazole · CAS 51-17-2 · C7H6N2. UNII E24GX49LD8. Boiling Point: >360 °C; Melting Point: 338 to 342 °F (NTP, 1992); Melting Point: 170.5.

Identification

CAS Registry Number	51-17-2
PubChem CID	5798
Molecular formula	C7H6N2
IUPAC name	1H-benzimidazole
UNII (FDA)	E24GX49LD8

Computed Descriptors

Molecular Weight	118.14
XLogP3	1.3
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	0
Exact Mass	118.053098200
Monoisotopic Mass	118.053098200
Topological Polar Surface Area	28.7
Heavy Atom Count	9
Formal Charge	0

Physical & Chemical Properties

Boiling Point	>360 °C
Melting Point	338 to 342 °F (NTP, 1992)
Melting Point	170.5
Melting Point	170.5 °C
Solubility	2010
Solubility	In water, 2.01X10+3 mg/l @ 30 °C
Vapor Pressure	0.0000764 [mmHg]
LogP	1.32
LogP	log Kow= 1.32
LogP	1.53

Physical description & handling notes

Benzimidazole appears as white tabular crystals. (NTP, 1992)
Solid; Soluble in hot water; [Merck Index] Slightly water solubility = 2 g/L at 20 deg C; [ChemIDplus] Off-white or tan powder; [MSDSonline]
RHOMBIC, BIPYRAMIDAL PLATES IN WATER
Tabular crystals
Othrorombic and monoclinic modifications
greater than 680 °F at 760 mmHg (NTP, 1992)

Regulatory Status

GHS notification summary	3.9% (6 / 153)

GHS Hazard Classification

GHS notification summary	3.9% (6 / 153)
Reported hazard statements	H302 (92.8%)

This chemical does not meet GHS hazard criteria for 3.9% (6 of 153) of reports.

H302 (92.8%): Harmful if swallowed [Warning Acute toxicity, oral]

Documented Uses

A group of systemic fungicides /Benzimidazoles/
Prepd by reaction of o-phenylenediamine with formic acid: Wundt, Ber 11, 826 (1878); Wagner, Millett, Org Syn Coll Vol II, 65 (1943).
EFFECTIVE AGENT TO PREVENT TOXIC EFFECT OF AIR POLLUTANTS, SUCH AS OXIDANTS, ON PLANTS.
Agents that kill parasitic worms. They are used therapeutically in the treatment of HELMINTHIASIS in man and animal.
5-HYDROXYBENZIMIDAZOLE IS A MAJOR URINARY METABOLITE OF BENZIMIDAZOLE IN RAT.
SIXTY DAYS AFTER TREATMENT WITH BENZIMIDAZOLE, MELON PLANTS CONTAINED METABOLITES 2-AMINOBENZONITRILE, O-PHENYLENEDIAMINE, ANILINE

Synonyms

BENZIMIDAZOLE; 51-17-2; 1H-Benzimidazole; Benzoimidazole; 1,3-Benzodiazole; Benziminazole; 3-Azaindole; o-Benzimidazole; Benzoglyoxaline; Azindole; 1,3-Diazaindene; N,N'-Methenyl-o-phenylenediamine; NSC 759; DTXSID8024573; NSC-759; E24GX49LD8

Frequently Asked Questions

What are the CAS number and molecular formula of Benzimidazole?

CAS 51-17-2; molecular formula C7H6N2; molecular weight — g/mol.

What other names is Benzimidazole known by?

BENZIMIDAZOLE, 51-17-2, 1H-Benzimidazole, Benzoimidazole, 1,3-Benzodiazole, Benziminazole.

Is Benzimidazole classified as hazardous?

3.9% of GHS notifications report no hazard classification (6 of 153).

What are the key physical properties of Benzimidazole?

Boiling Point: >360 °C; Melting Point: 338 to 342 °F (NTP, 1992); Melting Point: 170.5; Melting Point: 170.5 °C.

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.