6-Chloropyridine-2,3-diamine

Base Information

• Chemical Name: 6-Chloropyridine-2,3-diamine
• CAS No.: 40851-95-4
• Molecular Formula: C5H6ClN3
• Molecular Weight: 143.576
• Hs Code.: 29333990
• European Community (EC) Number: 803-853-4
• DSSTox Substance ID: DTXSID60442644
• Nikkaji Number: J3.559.079J
• Wikidata: Q72518196
• Mol file: 40851-95-4.mol

Synonyms:6-chloropyridine-2,3-diamine;40851-95-4;2,3-Diamino-6-chloropyridine;6-Chloro-2,3-diaminopyridine;2,3-Diamino-6- chloropyridine;MFCD00209966;2,3-PYRIDINEDIAMINE, 6-CHLORO-;6-chloro-pyridine-2,3-diamine;2,3-Pyridinediamine,6-chloro-;6-chloro 2,3-pyridindiamine;SCHEMBL1165736;2,3-diamino-6-chloro-pyridine;6-Chloro-2,3-diamino pyridine;DTXSID60442644;QEIRYIILFUVXAM-UHFFFAOYSA-N;AMY15758;BCP33653;BBL100328;STL553962;2,3-Diamino-6-chloropyridine, 97%;6-CHLORO-2,3-PYRIDINEDIAMINE;AKOS006240239;CCG-302531;CS-W004489;PB14154;AC-27697;AS-17899;SY021672;D4765;FT-0651297;EN300-59408;J3.559.079J;J-506906;Z906122758

Chemical Property of 6-Chloropyridine-2,3-diamine

Chemical Property:

• Vapor Pressure: 0mmHg at 25°C
• Melting Point: 132.0 to 136.0 °C
• Refractive Index: 1.685
• Boiling Point: 360.216 °C at 760 mmHg
• PKA: 2.69±0.50(Predicted)
• Flash Point: 171.653 °C
• PSA: 64.93000
• Density: 1.448 g/cm³
• LogP: 2.06180
• Storage Temp.: 2-8°C
• XLogP3: 0.8
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 143.0250249
• Heavy Atom Count: 9
• Complexity: 98.2

Purity/Quality:

98%,99%, ^*data from raw suppliers

6-Chloropyridine-2,3-diamine ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xn
• Statements: 22-36/37/38-42/43-33-23/24/25
• Safety Statements: 22-36/37-45-37-28

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC(=NC(=C1N)N)Cl

Technology Process of 6-Chloropyridine-2,3-diamine

There total 15 articles about 6-Chloropyridine-2,3-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: 95.6%

6-chloro-2-nitropyridine-3-amine (146015-42-1) → 6-chloropyridine-2,3-diamine (40851-95-4)

Guidance literature:

With hydrogen; Raney nickel; In methanol; at 20 ℃; for 24h;

Reference yield: 93.7%

2-amino-6-chloro-3-nitropyridine (27048-04-0) → 6-chloropyridine-2,3-diamine (40851-95-4)

Guidance literature:

With iron; ammonium chloride; In water; ethyl acetate; at 20 ℃; for 24h;

Reference yield: 45.0%

2-amino-3-benzyloxycarbonylamino-6-chloro-pyridine → 2,3-Diaminopyridine (452-58-4) + 6-chloropyridine-2,3-diamine (40851-95-4)

Guidance literature:

With palladium 10% on activated carbon; hydrogen; sodium hydrogencarbonate; In methanol; at 20 ℃; for 2h; under 760.051 Torr; Overall yield = 87 %Spectr.; chemoselective reaction; Sealed tube;

DOI:10.1016/j.tetlet.2014.08.008

upstream raw materials:

2-amino-3-nitropyridine

2-amino-6-chloro-3-nitropyridine

ethyl (2-acetamido-6-chloro-3-pyridyl)aminomethylenemalonate

hydrogenchloride

Downstream raw materials:

5-chloro-1H-imidazo[4,5-b]pyridine

5-chloro-2-methyl-1⁽³⁾H-imidazo[4,5-b]pyridine

5-chloro-1H-[1,2,3]triazolo[4,5-b]pyridine

5-Chloro-2-(4-fluorophenyl)imidazo[4,5-b]pyridine

Refernces

• 1、 -. "Substituted pyridino imidazole compound and application thereof in preparation of drugs for treating malignant tumor diseases". Paragraph 0058-0060. . Retrieved 2020/08/18.
• 2、 -. "5. 7 - Dichloro - 1 H - imidazo [4, 5 - B] pyridine synthesis method". Paragraph 0038-0042. . Retrieved 2017/12/06.