4,5,6-Triaminopyrimidine sulfate
4,5,6-Triaminopyrimidine sulfate (CAS 49721-45-1) is a chemical compound with the empirical formula C4H9N5O4S and a molecular weight of 223.21 g/mol. This pyrimidine derivative serves as a valuable building block in chemical synthesis, particularly within the realm of heterocyclic chemistry. Its primary applications lie in research and development laboratories for the creation of novel organic molecules and complex structures.
- Synonyms
- 49721-45-1C4H9N5O4S

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of complex organic molecules. It provides a versatile pyrimidine core for building advanced chemical structures.
Heterocyclic Chemistry Research
A crucial reagent for researchers exploring new heterocyclic compounds. Its specific structure allows for diverse functionalisation and derivatisation.
Pharmaceutical Building Block
Serves as a building block in the discovery and development of potential pharmaceutical agents. Its structure is relevant for creating drug candidates with specific biological activities.
| Molecular weight | 223.21 |
|---|---|
| Empirical formula | C4H9N5O4S |
| Assay | 98% |
| Melting point | >300 °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 |
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 4,5,6-Triaminopyrimidine sulfate primarily used for?
+
4,5,6-Triaminopyrimidine sulfate is primarily used as a building block in organic synthesis and heterocyclic chemistry research, and as an intermediate in the development of potential pharmaceutical agents.
What are the CAS number and formula for 4,5,6-Triaminopyrimidine sulfate?
+
The CAS number for 4,5,6-Triaminopyrimidine sulfate is 49721-45-1, and its empirical formula is C4H9N5O4S.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 4,5,6-Triaminopyrimidine sulfate with an assay of 98%. This is a technical/research grade, and TSS does not represent it as USP, BP, or EP.
How should 4,5,6-Triaminopyrimidine sulfate be handled safely?
+
Based on GHS information, 4,5,6-Triaminopyrimidine sulfate may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). It is advised to wear Eyeshields, Gloves, and a dust mask type N95 (US). Ensure good ventilation. Avoid breathing dust. In case of contact with eyes, rinse cautiously with water for several minutes (P305 + P351 + P338).
How is this chemical packed and shipped?
+
4,5,6-Triaminopyrimidine sulfate is carefully packed according to industry standards for safe transportation and export. Specific packaging details can be provided upon request.
How can I request a sample or quote for 4,5,6-Triaminopyrimidine sulfate?
+
To request a sample or a quote, please contact the Tech Serve Solutions sales team through our website or by phone, referencing the product name and CAS number.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis