1-Phenylbiguanide
1-Phenylbiguanide (CAS 102-02-3) is a guanidine derivative with the molecular formula C6H5NHC(=NH)NHC(=NH)NH2 and a molecular weight of 177.21 g/mol. This compound serves as a valuable building block in organic synthesis, particularly in the preparation of heterocyclic compounds. It is also recognised for its role in cell biology research, contributing to studies in cell signaling and neuroscience.

Organic Synthesis Intermediate
1-Phenylbiguanide is employed in the one-pot synthesis of complex heterocyclic structures. It has been utilized in the preparation of naphtho[1,2-d]imidazole and quinazoline derivatives, serving as a key reactant in these multi-step synthetic pathways.
Chemical Building Block
As an organic building block, this compound is instrumental in the construction of novel molecular architectures. Its structure lends itself to the development of new chemical entities within various research and development programs.
Research Chemical
This compound is categorised under bioactive small molecules and is relevant to cell biology and neuroscience research. It is used in studies exploring cellular processes, signaling pathways, and neurotransmission mechanisms.
| Molecular weight | 177.21 |
|---|---|
| Linear formula | C6H5NHC(=NH)NHC(=NH)NH2 |
| Assay | 98% |
| Solubility | alcohol: freely solublewater: freely soluble |
| Application | 1-Phenylbiguanide was used in one pot synthesis of :• 4-chloro-2,5-dihydro-2,5-dioxonaphtho[1,2-d]imidazole-3-carboxylic acid phenyl amide1• 6-chloro-8-phenylamino-9H-7,9,11-triaza-cyclohepta[a]naphthalene-5,10-dione1• 4-dimethylamino-5,10-dioxo-2-phenylimino-5,10-dihydro-2H-benzo[g]quinazoline-1-carboxylic acid amide1 |
| Melting point | 135-142 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | mouse ... Htr3a(15561) |
|---|
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 1-Phenylbiguanide used for?
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1-Phenylbiguanide is used as an intermediate in organic synthesis, particularly for creating heterocyclic compounds like naphthoimidazoles and quinazolines. It also functions as a research chemical in cell biology and neuroscience studies.
What are the CAS number and formula for 1-Phenylbiguanide?
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The CAS number for 1-Phenylbiguanide is 102-02-3, and its linear formula is C6H5NHC(=NH)NHC(=NH)NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Phenylbiguanide with an assay of 98%. We do not represent this product as USP, BP, EP, or pharmaceutical grade.
What are the safety and handling requirements for 1-Phenylbiguanide?
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1-Phenylbiguanide requires careful handling. Recommended personal protective equipment includes eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is also advised. It is classified under WGK Germany 3.
Is 1-Phenylbiguanide controlled or scheduled?
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The provided data does not indicate that 1-Phenylbiguanide is a controlled or scheduled substance.
How is 1-Phenylbiguanide packed, shipped, and exported?
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1-Phenylbiguanide is carefully packed to maintain its integrity during transit. Tech Serve Solutions offers global export services for this chemical, adhering to all relevant shipping regulations.
How can I request a sample or quote for 1-Phenylbiguanide?
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To request a sample or a quote for 1-Phenylbiguanide, please contact our sales department through the TSS website or by phone, providing your specific requirements.
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