4-Aminopyridine 99% Min CAS 504-24-5 4-Pyridinamine Pharmaceutical & Agrochemical Intermediate Bulk Supply
TDS 3 Inquiries
504-24-5
Pharmaceutical Grade
99.99%
Qingdao
Orient
25kg/bag,500kg/bag, customized
2026-09-14
pharmaceutical intermediates,peptides,electronic chemicals
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Product Description
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Seller Information
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History Price
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Inquiry History
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DescriptionECHEMI Editorial Reference4-Aminopyridine is a nonselective K+ channel blocker that binds from the cytoplasmic side of the cell membrane.Target: Potassium Channel4-Aminopyridine(4AP) is a nonselective K+ channel blocker that binds from the cytoplasmic side of the cell membrane. 4AP strongly potentiates transmitter release from the unmyelinated terminals of rat motor nerves, and the possibility arose that demyelinated axon membrane, which can conduct impulses continuously like an unmyelinated fibre, might furtherCertificatesBasic Info
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Product Name:
4-Aminopyridine
Other Name:4-Pyridinamine;Pyridine,4-amino-;4-Aminopyridine;VMI 10-3;Phillips 1861;γ-Aminopyridine;p-Aminopyridine;4-Pyridylamine;Avitrol;EL 970;Fampridine;4-Pyridinylamine;4AP;NSC 15041;Neurelan;Ampyra;Dalfampridine;Pymadin;Fampyra
CAS No.:504-24-5
Molecular Formula:C5H6N2
InChIKeys:InChIKey=NUKYPUAOHBNCPY-UHFFFAOYSA-N
Molecular Weight:94.11
Exact Mass:94.11
BRN:105782
EC Number:207-987-9
HScode:29333999
Categories:
Characteristics-
PSA:
38.9
XLogP3:0.32
Appearance:White to faint grey to light yellow Crystalline Powder, Solid or Crystals
Density:1.26
Melting Point:158.5 °C
Boiling Point:273 °C
Flash Point:156°C
Refractive Index:1.569
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, N,N-dimethylformamide, dimethylsulfoxide, and ethanol.
Storage Conditions:0-6°C
Vapor Pressure:2.09X10-4 mm Hg at 20 deg C
Toxicity:Oral-Rat LD50: 21 mg/kg; Oral-Mouse LD50: 42 mg/kg
Flammability characteristics:Open flame is flammable; high heat emits toxic nitrogen oxide gas
Odor:Odorless
PKA:11None
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 2, Oral
Skin irritation, Category 2
Eye irritation, Category 2
Specific target organ toxicity â single exposure, Category 3
Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 2
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H300 Fatal if swallowed
H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
H411 Toxic to aquatic life with long lasting effects
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
Response P301+P316 IF SWALLOWED: Get emergency medical help immediately.
P321 Specific treatment (see ... on this label).
P330 Rinse mouth.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P332+P317 If skin irritation occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P319 Get medical help if you feel unwell.
P391 Collect spillage.
Storage P405 Store locked up.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Keep container tightly closed in a dry and well-ventilated place.
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Seller Information
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Business Type:
Trader
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Main Products:
pharmaceutical intermediates,peptides,electronic chemicals
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Location:
Room 102, 1st Floor, East Office Building, No. 45 Pengwan Road, Qianwan Bonded Port Area, Qingdao Zone, China (Shandong) Pilot Free Trade Zone
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Payment Terms:
100% TT in advance
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Average lead Time:
10
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Total Annual Revenue:
$10 million-$25 million
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Total Employees:
51-100
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Year of Establishment:
2024
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Weekly Price
The chart shows the price trend of the product in the past 12 months.
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Inquiry History3 Inquiries
Country Product Purchase Quantity Date Posted 
Brazil
4-Aminopyridine
50 G Dec 5, 2023 
India
4 amino Pyridine
1.00 MT Oct 15, 2025 
United States
4-Aminopyridine
100 G Aug 24, 2024 Post an enquiry for this product
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