1,3-Diaminoguanidine monohydrochloride
1,3-Diaminoguanidine monohydrochloride (CAS: 36062-19-8) is an organic compound with a molecular weight of 125.56 g/mol. It functions as a valuable building block in chemical synthesis, particularly within the realm of guanidine chemistry. This compound is recognised for its utility in research and development laboratories for creating novel molecules and exploring new synthetic pathways. Its water solubility aids in its application in various solution-phase reactions.
- Synonyms
- H2NNHC(=NH)NHNH2·HCl

Organic Synthesis
1,3-Diaminoguanidine monohydrochloride serves as a key intermediate in the synthesis of various organic compounds. Its reactive amine groups allow for diverse functionalisation and incorporation into complex molecular structures.
Heterocyclic Chemistry
This compound is employed in the construction of nitrogen-containing heterocyclic ring systems. These structures are prevalent in pharmaceuticals and materials science, highlighting its role as a versatile building block.
Research and Development
As a fine chemical, it is utilised in academic and industrial R&D settings for exploring novel chemical reactions and developing new synthetic methodologies.
| Molecular weight | 125.56 |
|---|---|
| Linear formula | H2NNHC(=NH)NHNH2·HCl |
| Assay | 98% |
| Solubility | water: soluble50 mg/mL, clear to very slightly hazy, colorless to faintly yellow |
| Melting point | 180-182 °C (dec.)(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 1,3-Diaminoguanidine monohydrochloride used for?
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1,3-Diaminoguanidine monohydrochloride (CAS: 36062-19-8) is primarily used as a building block in organic synthesis and heterocyclic chemistry for research and development purposes.
What are the CAS number and formula for 1,3-Diaminoguanidine monohydrochloride?
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The CAS number is 36062-19-8, and its linear formula is H₂NNHC(=NH)NHNH₂·HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,3-Diaminoguanidine monohydrochloride with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should 1,3-Diaminoguanidine monohydrochloride be handled?
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Handling requires appropriate personal protective equipment including a dust mask (N95 type US), eyeshields, and gloves. It may cause skin irritation, serious eye irritation, and respiratory irritation.
How is this chemical packed and shipped?
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This chemical is carefully packed to ensure safe transit and is available for global export by Tech Serve Solutions.
How can I request a sample or quote?
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Please contact our sales team through the website or by phone to request a sample or a quotation for 1,3-Diaminoguanidine monohydrochloride.
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