Pharmaceutical Materials

4-Aminopyridine Usage： 4-Aminopyridine is an intermediate for the synthesis of antibiotics. 4-Aminopyridine Packaging and Shipping： 25kgs/Bag or Drum or as required by buyer. 4-Aminopyridine Storage: Store in a cool, ventilated place, protect from sun, heat and moisture.Storage and transportation according to general chemical regulations.

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Name	4-Aminopyridine
Synonyms	Fampridine phillips1861 Phillips 1861 4-pyridylamine pyridin-2-amine 4-Aminopyridine Amino-4-pyridine 4-aminopyridinium PARA-AMINOPYRIDINE Pimadin (free base) gamma-aminopyridine AMINOPYRIDINE, 4-(P) 4-AMINOPYRIDINE,REAGENT 4-AMINO PYRIDINE PYRIDIN-4-YLAMINE
CAS	504-24-5
EINECS	207-987-9
InChI	InChI=1/C5H6N2/c6-5-1-3-7-4-2-5/h1-4H,(H2,6,7)/p+1
InChIKey	NUKYPUAOHBNCPY-UHFFFAOYSA-N

Molecular Formula	C5H6N2
Molar Mass	94.11
Density	1.26
Melting Point	155-158 °C (lit.)
Boling Point	273 °C (lit.)
Flash Point	156°C
Water Solubility	Soluble in water(112 g/L at 20 deg C). Soluble in ethyl ether, benzene. Slightly soluble in ligroin. Very soluble in ethanol. Soluble in methanol, acetone, tetrahydrofuran, isopropanol, acetonitrile,
Solubility	H2O: soluble50mg/mL, clear, colorless
Vapor Presure	0.046Pa at 25℃
Appearance	Crystalline Powder, Solid or Crystals
Color	White to faint grey to light yellow
Merck	14,3933
BRN	105782
pKa	9.114(at 25℃)
Storage Condition	2-8°C
Refractive Index	1.5560 (estimate)
Physical and Chemical Properties	Toxicity LD 50(mg/kg) traits from benzene in the precipitation of colorless needle-like crystals, ammonia odor. solubility slightly soluble in petroleum ether, soluble in water, ether and benzene, soluble in ethanol.
Use	Used as pesticide, medicine and dye intermediates; Also used as chemical reagents. Synthesis of antibiotic drug 4-acetamidopiperidine acetate and other intermediates, but also the preparation of cardiotonic, bactericidal agents, antiarrhythmic drugs, antiulcer drugs and antispasmodic milverine raw materials; an important raw material of new antihypertensive drug pinacidil.

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