1-(2,3-Dichlorophenyl)biguanide hydrochloride
1-(2,3-Dichlorophenyl)biguanide hydrochloride (CAS: 175205-08-0) is an organic compound with the molecular formula Cl₂C₆H₃NHC(NH)NHC(NH)NH₂ · HCl and a molecular weight of 282.56 g/mol. This guanidine derivative serves as a valuable building block in chemical synthesis. It is primarily utilised in research and development settings for the creation of novel molecules and materials within the fields of organic chemistry and materials science. Its precise structure facilitates targeted chemical modifications.
- Synonyms
- Cl2C6H3NHC(NH)NHC(NH)NH2 · HCl

Chemical Synthesis Intermediate
Serves as a key intermediate in the synthesis of more complex organic molecules. Its dichlorophenyl and biguanide functionalities allow for diverse chemical reactions.
Research and Development
Utilised in laboratory settings for exploring new synthetic pathways and developing novel compounds in areas such as medicinal chemistry and materials science.
Building Block for Heterocycles
The structural features of this compound make it suitable for incorporation into various heterocyclic ring systems.
| Molecular weight | 282.56 |
|---|---|
| Linear formula | Cl2C6H3NHC(NH)NHC(NH)NH2 · HCl |
| Assay | 97% |
| Melting point | 228-232 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 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 1-(2,3-Dichlorophenyl)biguanide hydrochloride used for?
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1-(2,3-Dichlorophenyl)biguanide hydrochloride is primarily used as a building block in chemical synthesis and for research and development purposes in organic chemistry.
What is the CAS number and formula for 1-(2,3-Dichlorophenyl)biguanide hydrochloride?
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The CAS number is 175205-08-0 and its linear formula is Cl₂C₆H₃NHC(NH)NHC(NH)NH₂ · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound at a minimum purity of 97%. We do not represent it as USP, BP, EP, or any pharmacopoeia grade.
How should 1-(2,3-Dichlorophenyl)biguanide hydrochloride be handled?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Ensure adequate ventilation. Avoid breathing dust. In case of contact with eyes, rinse cautiously with water for several minutes and seek medical advice.
Is this chemical a controlled substance?
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The provided data does not indicate that this compound is a scheduled or controlled substance.
How is 1-(2,3-Dichlorophenyl)biguanide hydrochloride packed and shipped?
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Tech Serve Solutions exports fine chemicals globally, ensuring appropriate packaging for safe transport according to international regulations.
How can I request a quote or sample?
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Please contact our sales team through the website or by phone to request a quotation or to arrange for a product sample.
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