Lot numbers can be found on the outside label of a product:
Pyridine-3,5-diamine
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CAS No. 4318-78-9
- Cat. No. CS-W005805
- Purity≥97%
- MDL No.MFCD00955693
*For research and further manufacturing use only, not for direct human use.
Structure of 4318-78-9
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General Information
- CAS No. 4318-78-9
- Cat. No. CS-W005805
- Purity ≥97%
- MDL No. MFCD00955693
- Storage RT, protect from light
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₅H₇N₃
- Molecular Weight 109.13
- Synonym(s) 3,5-Diaminopyridine
- SMILES NC1=CC(N)=CN=C1
Description
Pyridine-3,5-diamine features two amino groups positioned at the 3- and 5-positions of a pyridine ring, creating a rigid, electron-rich scaffold. This arrangement enables strong coordination to transition metals and facilitates integration into conjugated systems. The compound exhibits enhanced solubility in polar solvents and stability under standard bench conditions, making it valuable for ligand design and functional material synthesis.
Application
Pyridine-3,5-diamine serves as a versatile building block in medicinal chemistry and catalysis, enabling the synthesis of heterocyclic scaffolds through standard coupling reactions. Its ortho-diamino configuration provides excellent functional group tolerance and facilitates metal coordination in transition-metal-catalyzed transformations. The compound exhibits good bench stability and is readily purified by recrystallization, making it well-suited for scalable synthetic workflows.
Synthesis
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Route1
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In-stock
2578-45-2 - ~84%
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In-stock
4318-78-9
References
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AnorMED, Inc. Patent: US6750348 B1, 2004 ; Location in patent: Page column 113 ; US 6750348 B1
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Route2
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In-stock
625-92-3 - ~96%
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In-stock
4318-78-9
References
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Liao, Bei-Sih; Liu, Shiuh-Tzung Journal of Organic Chemistry, 2012 , vol. 77, # 15 p. 6653 - 6656
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Route3
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1159200-50-6 - ~%
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In-stock
4318-78-9
References
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Suzuki, Yamato; Ohta, Yusuke; Oishi, Shinya; Fujii, Nobutaka; Ohno, Hiroaki Journal of Organic Chemistry, 2009 , vol. 74, # 11 p. 4246 - 4251
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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 : H302-H315-H319-H335
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 64.93
- LogP 0.246
- H_Acceptors 3
- H_Donors 2
- Rotatable_Bonds 0
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