CAS 51-17-2 Benzimidazole molecular structure

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CAS RN: 51-17-2

Benzimidazole

Product Availability

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7 package records7 with current stock3 grade groups

Grade In stock only

Batch No.	Package	Availability	Warehouse	Inquiry
Batchno.20260413	25g / 100g / 500g / 2.5kg	Confirm by inquiry	Shanghai, Shandong, Guangdong, Chongqing, Hebei	Inquiry

Batch No.	Package	Availability	Inquiry
Batchno.20251130	100g	In stock	Inquiry
Batchno.20251217	2.5kg	In stock	Inquiry
Batchno.20251102	250g	In stock	Inquiry
Batchno.20250426	25g	In stock	Inquiry
Batchno.20250220	500g	In stock	Inquiry

Batch No.	Package	Availability	Warehouse	Inquiry
Batchno.20250604	25g / 100g / 250g / 500g / 2.5kg	Confirm by inquiry	Shanghai, Shandong, Guangdong, Chongqing, Hebei	Inquiry

Product code: SSC-157747

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Verified Factory Data

Supply Overview & Packaging Options

Packaging options, recorded purity, stock quantity and ship-from location below are generated from the current factory data table for this CAS.

Pack sizes on record: 25g, 100g, 500g, 1000g
Available purity: ≥98%
Inventory rows with stock: 4
Bulk packaging: confirmed by inquiry

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Available Pack Sizes & Stock

Specific stock quantities are shown below. Price is not displayed online and is confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 51-17-2
Pack Size	Recorded Purity	Available Qty	Ship From	Inquiry
25g	≥98%	5 In Stock	Hong Kong	Inquiry
100g	≥98%	5 In Stock	Shanghai	Inquiry
500g	≥98%	5 In Stock	Shenzhen	Inquiry
1000g	≥98%	5 In Stock	Beijing	Inquiry

51-17-2 / 1H-benzimidazole

Standard CAS: 51-17-2 Multi CAS: Yes

Basic Information Physical Properties Computed Properties

Basic Information

CAS

51-17-2

Multi CAS

Yes

Molecular Formula

C7H6N2

Molecular Weight

118.140000

Exact Mass

118.053098

InChI

InChI=1S/C7H6N2/c1-2-4-7-6(3-1)8-5-9-7/h1-5H,(H,8,9)

InChIKey

HYZJCKYKOHLVJF-UHFFFAOYSA-N

Physical Properties

Melting Point

338 to 342 °F (NTP, 1992) 170.5 °C

Boiling Point

greater than 680 °F at 760 mmHg (NTP, 1992) >360 °C

Physical Description

Benzimidazole appears as white tabular crystals. (NTP, 1992) Solid; Soluble in hot water; Slightly water solubility = 2 g/L at 20 deg C; [ChemIDplus] Off-white or tan powder

Appearance

RHOMBIC, BIPYRAMIDAL PLATES IN WATER Tabular crystals Othrorombic and monoclinic modifications

State

Solid

Computed Properties

Structural Parameters

Heavy atom count

Aromatic heavy atom count

H-bond acceptors

H-bond donors

Molar refractivity

36.09

TPSA

28.68

LogP / Solubility

WLOGP

1.56

MLOGP

1.37

XLogP3

1.3

Consensus LogP

1.41

Log S (ESOL)

-2.3

Class (ESOL)

Moderately soluble

Log S (Ali)

-1.66

Class (Ali)

Soluble

Log S (SILICOS-IT)

-1.73

Class (SILICOS-IT)

Soluble

ADME

GI absorption

High

BBB permeant

Yes

P-gp substrate

CYP1A2 inhibitor

Yes

CYP2C19 inhibitor

CYP2C9 inhibitor

CYP2D6 inhibitor

CYP3A4 inhibitor

Log Kp (skin permeation)

-2.33

Drug-likeness / Medicinal Chemistry

Lipinski

Yes

Ghose

Veber

Yes

Egan

Yes

Muegge

Bioavailability score

0.55

Leadlikeness

Synthetic Accessibility

1.5

Applications of CAS 51-17-2

This compound is commonly used in general chemistry research and laboratory applications. Starshine Chemical supplies CAS 51-17-2 for R&D and pilot-scale use, with flexible pack sizes and purity grades available.

Physical & Chemical Properties

IUPAC Name

1H-benzimidazole

Safety Information (GHS)

Pictogram(s): GHS07. Signal word: Warning.

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

Precautionary statements: P264, P270, P301+P317, P330, and P501 (click each P-code to see the statement)

Request the SDS (Safety Data Sheet) for full hazard and safety documentation.

Storage & Handling

Storage: Keep the container tightly closed in a cool, dry and well-ventilated place. For detailed hazard, storage and transport information, request the SDS (Safety Data Sheet) with your inquiry.

Quotation & Packaging

Prices are confirmed by inquiry. Request a quote for current pricing, minimum order quantity (MOQ) and lead time. The pack sizes listed on this page are reference options; custom pack sizes and bulk quantities are available on request.

Quality & Compliance

Specifications and purity shown on this page are based on batch records. A Certificate of Analysis (COA) is available on request. For research and further manufacturing use only — not for direct human or therapeutic use.