3-Methylpyridine-2,5-diamine

Base Information

• Chemical Name: 3-Methylpyridine-2,5-diamine
• CAS No.: 106070-58-0
• Molecular Formula: C6H9N3
• Molecular Weight: 123.158
• Hs Code.: 2933399090
• DSSTox Substance ID: DTXSID10370302
• Wikidata: Q72463005
• Mol file: 106070-58-0.mol

Synonyms:3-methylpyridine-2,5-diamine;106070-58-0;2,5-Diamino-3-picoline;2,5-DIAMINO-3-PICOLINE,;SCHEMBL670767;2,5-Diamino-3-methylpyridine;DTXSID10370302;3-methylpyridin-1-ium-2,5-diamine;AKOS011765165;SB75476;CS-0339551;FT-0657740;A801370

Chemical Property of 3-Methylpyridine-2,5-diamine

Chemical Property:

• Vapor Pressure: 0.00018mmHg at 25°C
• Refractive Index: 1.4690 (estimate)
• Boiling Point: 329.216 °C at 760 mmHg
• Flash Point: 179.193 °C
• PSA: 64.93000
• Density: 1.19 g/cm³
• LogP: 1.71680
• Storage Temp.: 2-8°C
• XLogP3: 0.2
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 123.079647300
• Heavy Atom Count: 9
• Complexity: 94.3

Purity/Quality:

98%Min ^*data from raw suppliers

2,5-DIAMINO-3-PICOLINE 95% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): R36/37/38:Irritating to eyes, respiratory system and skin.
• Hazard Codes: Xi:Irritant
• Statements: R36/37/38:Irritating to eyes, respiratory system and skin.
• Safety Statements: S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.; S37/39:Wear suitable g

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=CC(=CN=C1N)N

Technology Process of 3-Methylpyridine-2,5-diamine

There total 1 articles about 3-Methylpyridine-2,5-diamine which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

2-amino-3-methyl-5-nitropyridine (18344-51-9) → 2,5-diamino-3-methylpyridine (106070-58-0)

Guidance literature:

With iron; ammonium chloride; In ethanol; water; at 80 ℃; for 3h;

Reference yield: 70.0%

2,5-diamino-3-methylpyridine (106070-58-0) + 5’-O-(4,4’-dimethoxytrityl)-3’-O-(tert-butyldimethylsilyl)-1β-[1-methyl-4-(3-nitro-1,2,4-triazol-1-yl)pyrimidin-2-onyl]-1,2-dideoxy-D-ribofuranose → 2’-deoxy-5’-O-(4,4’-dimethoxytrityl)-3’-O-(tert-butyldimethylsilyl)-1-methyl-4-N-(6-amino-5-methylpyridin-3-yl)pseudocytidine

Guidance literature:

With 1,8-diazabicyclo[5.4.0]undec-7-ene; In acetonitrile; at 80 ℃;

DOI:10.1002/anie.201606136

Reference yield:

2,5-diamino-3-methylpyridine (106070-58-0) → 5′-O-(4,4′-dimethoxytrityl)-1β-[2-chloro-4-N-((2-phenoxyacetamide-3-methylp)yridin-5-yl)-pyrimidin-5-yl]-1′,2′-dideoxy-D-ribofuranose

Guidance literature:

Multi-step reaction with 2 steps

1: N-ethyl-N,N-diisopropylamine / isopropyl alcohol / 18 h / 80 °C / Inert atmosphere

2: pyridine / 3.5 h / 20 °C / Inert atmosphere

With pyridine; N-ethyl-N,N-diisopropylamine; In isopropyl alcohol;

DOI:10.1016/j.bmc.2020.115782

upstream raw materials:

2-amino-3-methyl-5-nitropyridine

Refernces