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Diphenylcarbazone

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MOQ : 1 Kilograms

Diphenylcarbazone Specification

Purity
99%

CAS No
143-07-7

Smell
Odorless

HS Code
2933.79.00

Poisonous
No

Boiling point
Not applicable (decomposes)

Appearance
Purple to red-violet powder

Solubility
Soluble in alcohol, slightly soluble in water

Structural Formula
PhNH-N=CONH-NHPh

Molecular Formula
C13H12N4O

Molecular Weight
240.26 g/mol

Taste
Tasteless

Shape
Amorphous

Melting Point
154-156C

Other Names
1,5-diphenylcarbazone; Diphenylcarbazone

EINECS No
205-601-1

Physical Form
Solid

Grade
Analytical Reagent

Hazard Statement
Not classified as hazardous

Stability
Stable under recommended storage conditions

Usage
Indicator for the titration of chloride ions (Mohr's method); complexometric indicator

Packaging
Sealed in dark glass bottles

Shelf Life
2 years from date of manufacture

Safety Precautions
Avoid contact with eyes and prolonged skin exposure

Storage Conditions
Store below 30°C, protect from light

Diphenylcarbazone Trade Information

Minimum Order Quantity
1 Kilograms

Supply Ability
1 Kilograms Per Week

Delivery Time
1 Week

About Diphenylcarbazone

Diphenylcarbazone

Other Name : Phenylazoformic acid 2-phenylhydrazide

CAS Number : 538-62-5

Molecular Formula : C13H12ON4

Molecular Weight(Mass) : 240.27gm/mole

Appearance : Orange crystalline powder

Solubility : Soluble in alcohol

Melting range : 153º-161ºC

Sensitivity to mercury : Passes test

Key Features of Diphenylcarbazone

This analytical reagent grade chemical is recognized for its high purity (99%) and stability. Diphenylcarbazone is a tasteless, odorless, and non-poisonous purple to red-violet powder. Its amorphous form enhances solubility in alcohol, making it versatile for various scientific uses. The chemical is sealed in dark glass to protect it from light and maintain efficacy over its two-year shelf life.

Precise Usage in Chemical Analysis

Diphenylcarbazone is primarily employed as an indicator in the titration of chloride ions, especially in Mohrs method, and serves as a complexometric indicator in analytical procedures. Its reliable color change underpins accurate endpoint detection, making it indispensable in laboratories handling qualitative and quantitative analyses of ions.

Safe Storage and Handling Recommendations

To preserve the quality and effectiveness of Diphenylcarbazone, store the compound below 30C and shield it from light exposure. Always handle with care to avoid direct contact with eyes or prolonged skin exposure. When stored under these recommended conditions, the product remains stable for up to two years from the date of manufacture.

FAQs of Diphenylcarbazone:

Q: How should Diphenylcarbazone be stored for optimal stability?

A: Store Diphenylcarbazone below 30C in a location protected from light. It should remain sealed in its original dark glass bottle to maintain stability and ensure a shelf life of up to two years.

Q: What is the main usage of Diphenylcarbazone in laboratory settings?

A: Diphenylcarbazone is mainly used as an indicator in the titration of chloride ions using Mohrs method and as a complexometric indicator in analytical chemistry, providing accurate endpoint detection in various assays.

Q: When does Diphenylcarbazone typically expire after manufacture?

A: Diphenylcarbazone has a shelf life of two years from the date of manufacture, provided it is stored according to the recommended conditions.

Q: Where can I find information about the chemical registration and classification of Diphenylcarbazone?

A: Diphenylcarbazone is registered with CAS No: 143-07-7 and EINECS No: 205-601-1. It is categorized as non-hazardous and is suitable for use in analytical laboratories.

Q: What safety precautions are advised while handling Diphenylcarbazone?

A: While Diphenylcarbazone is not classified as hazardous or poisonous, it is recommended to avoid contact with eyes and prevent prolonged skin exposure. Standard laboratory practices for handling chemicals should always be followed.

Q: What are the benefits of using Diphenylcarbazone as an indicator?

A: Diphenylcarbazone offers reliable color changes, high purity, and stability. Its clear endpoint indication enhances precision in titration and analytical procedures, making it a preferred choice in laboratories.

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