3-Nitrobenzamidine hydrochloride
3-Nitrobenzamidine hydrochloride (CAS: 56406-50-9), with the molecular formula O2NC6H4C(=NH)NH2 · HCl and a molecular weight of 201.61 g/mol, is a valuable organic building block. Utilised primarily in chemical synthesis, this compound serves as a reagent in the preparation of more complex molecules, such as specific imines and amidines. Its nitro and amidine functionalities make it a versatile intermediate for further chemical transformations.

Reagent in Organic Synthesis
3-Nitrobenzamidine hydrochloride functions as a key reagent in the synthesis of specialised organic compounds. For instance, it has been employed in the preparation of (Z)-3-benzoylamino-4-dimethylamino-2-oxo-3-butene, demonstrating its utility in constructing complex molecular architectures.
Intermediate for Heterocyclic Compounds
As an amidine derivative containing a nitro group, this compound is a potential precursor for synthesising various nitrogen-containing heterocyclic structures, which are prevalent in pharmaceuticals and agrochemicals.
Building Block for Novel Materials
The reactive functionalities of 3-Nitrobenzamidine hydrochloride make it suitable as a building block for developing novel materials with specific electronic or optical properties, following further chemical modification.
| Molecular weight | 201.61 |
|---|---|
| Linear formula | O2NC6H4C(=NH)NH2 · HCl |
| Assay | 95% |
| Impurities tested | 5% ammonium chloride |
| Application | 3-Nitrobenzamidine hydrochloride was used as reagent during the synthesis of (Z)-3-benzoylamino-4-dimethylamino-2-oxo-3-butene1. |
| Melting point | 245-248 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3-Nitrobenzamidine hydrochloride used for?
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3-Nitrobenzamidine hydrochloride is primarily used as a reagent in chemical synthesis, particularly for preparing organic building blocks and potentially complex imines or amidine derivatives. It was notably used in the synthesis of (Z)-3-benzoylamino-4-dimethylamino-2-oxo-3-butene.
What are the CAS number and molecular formula of 3-Nitrobenzamidine hydrochloride?
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The CAS number for 3-Nitrobenzamidine hydrochloride is 56406-50-9, and its molecular formula is O2NC6H4C(=NH)NH2 · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Nitrobenzamidine hydrochloride with an assay of 95%. This is considered a technical grade, and TSS does not represent it as USP, BP, EP, or any other pharmacopoeial standard.
How should 3-Nitrobenzamidine hydrochloride be handled safely?
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Handle 3-Nitrobenzamidine hydrochloride with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. It is harmful if swallowed, in contact with skin, or if inhaled, and can cause skin, eye, and respiratory irritation. Ensure adequate ventilation and avoid dust formation.
Is 3-Nitrobenzamidine hydrochloride a controlled substance?
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The provided data does not indicate that 3-Nitrobenzamidine hydrochloride is a controlled substance.
How is 3-Nitrobenzamidine hydrochloride packaged and shipped?
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3-Nitrobenzamidine hydrochloride is typically supplied in secure packaging suitable for chemical reagents and is available for export globally by Tech Serve Solutions.
How can I request a sample or quote for 3-Nitrobenzamidine hydrochloride?
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To request a sample or obtain a quote for 3-Nitrobenzamidine hydrochloride, please contact the Tech Serve Solutions sales team through the provided channels on our website.
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