Lot numbers can be found on the outside label of a product:
3-Amino-5-methylpyrazole
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CAS No. 31230-17-8
- Cat. No. CS-D0822
- Purity≥95%
- MDL No.MFCD00075180
*For research and further manufacturing use only, not for direct human use.
Structure of 31230-17-8
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General Information
- CAS No. 31230-17-8
- Cat. No. CS-D0822
- Purity ≥95%
- MDL No. MFCD00075180
- Storage 4°C, protect from light
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₄H₇N₃
- Molecular Weight 97.12
- Synonym(s) None
- SMILES NC1=NNC(C)=C1
Description
3-Amino-5-methylpyrazole is a heterocyclic amine featuring an electron-rich pyrazole core with strategically positioned amino and methyl groups. This combination enhances nucleophilicity and facilitates incorporation into diverse synthetic scaffolds, particularly in medicinal chemistry and catalyst design. The compound exhibits robust stability under standard conditions and integrates readily into multi-step syntheses without requiring stringent handling protocols.
Application
3-Amino-5-methylpyrazole serves as a versatile heterocyclic building block in medicinal chemistry, enabling the construction of bioactive scaffolds through standard coupling and functionalization reactions. Its amino group facilitates derivatization, while the methyl substituent enhances metabolic stability and modulates electronic properties. The compound exhibits good bench stability and is compatible with common purification methods, making it well-suited for iterative synthesis workflows in API development.
Synthesis
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Route1
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In-stock
1118-61-2 - ~75%
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In-stock
31230-17-8
References
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Nam; Grandberg; Sorokin Chemistry of Heterocyclic Compounds, 2002 , vol. 38, # 11 p. 1371 - 1374
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Route2
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13752-78-8 -
1001-56-5
- ~86%
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In-stock
31230-17-8
References
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Sumitomo Chemical Company, Limited Patent: US5597941 A1, 1997 ;
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Route3
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78-88-6
- ~98%
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In-stock
31230-17-8
References
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Sumitomo Chemical Company, Limited Patent: US5384409 A1, 1995 ;
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H315-H319-H335
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Precautionary Statements : P261-P264-P271-P280-P302+P352-P304+P340-P362+P364-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 54.7
- LogP 0.30032
- H_Acceptors 2
- H_Donors 2
- Rotatable_Bonds 0
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Key Words
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