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4-Amino-3-nitropyridine

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Origin: China

Cas No: 1681-37-4

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 1681-37-4 Formula: C5H5N3O2 Molecular Weight: 139.11200

Basic Info

Chemical Name	4-Amino-3-nitropyridine
Synonyms	3-nitro-4-pyridinamine; 3-NITRO-PYRIDIN-4-YLAMINE; 3-NITROPYRIDIN-4-AMINE; 3-nitro-4-aminopyridine; 4-AMino-3-nitropyridine 1GR; 4-Pyridinamine, 3-nitro-;
CAS No.	1681-37-4
Molecular Formula	C5H5N3O2
Molecular Weight	139.11200
PSA	84.73000
LogP	1.67640

Properties

Appearance & Physical State	yellow crystalline powder
Density	1.437g/cm3
Boiling Point	350.4ºC at 760mmHg
Melting Point	195-200ºC
Flash Point	165.7ºC
Vapor Pressure	4.4E-05mmHg at 25°C

Safety Info

Safety Statements	S26-S36/37/39
HS Code	2933399090
WGK Germany	3
Risk Statements	R20/21/22; R36/37/38
Hazard Codes	Xn

Synthesis Route

3-NITROPYRIDINE→2-Amino-5-nitropyridine+2-Amino-3-nitropyridine
3-NITROPYRIDINE→2-Amino-5-nitropyridine+2-Amino-3-nitropyridine
4-Chloro-3-nitropyridine→4-Amino-3-nitropyridine+2-Amino-4-chloro-3-nitropyridine

Precursor

4-Ethoxy-3-nitropyridine hydrochloride
N-tert-Butyl-N'-(3-nitro-pyridin-4-yl)-diazene N'-oxide
4-Chloro-3-nitropyridine
4-Ethoxy-3-nitropyridine

Downstream Product

4-Hydroxy-3-nitropyridine
2-methoxypyridine-3,4-diamine
3,4-Diamino-2-hydroxypyridine
1H-Imidazo[4,5-c]pyridin-4-ol

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