Physostigmine
57-47-6
99%
Bottle,barrel,cargo,container,etc.
2026-07-02
Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals
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Product Description
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Seller Information
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DescriptionKeywords
57-47-6
Physostigmine
C15H21N3O2
Quick DetailsProName:Physostigmine
CasNo:57-47-6
Molecular Formula:C15H21N3O2
Appearance:powder, or liquid
Application:Pharmaceuticals, intermediates, APIs, custom synthesis, chemicals
DeliveryTime:5-7 Days
PackAge:Bottle, barrel, cargo, container, etc.
Port:Shanghai
Purity:99
Storage:Stored in room temperature, ventilated place
Transportation:By air, ship, express, etc.
LimitNum:0
Grade:Industrial Grade
SuperiorityBest Seller, High Quality, Competitive Price, Fast Delivery, Quick Response
DetailsLEAPChem supplies high quality Pharmaceuticals, intermediates, APIs, custom synthesis, fine chemicals and other industrial chemicalsBasic Info-
Product Name:
(-)-Physostigmine
Other Name:Pyrrolo[2,3-b]indol-5-ol,1,2,3,3a,8,8a-hexahydro-1,3a,8-trimethyl-,5-(N-methylcarbamate),(3aS,8aR)-;Physostigmine;Pyrrolo[2,3-b]indol-5-ol,1,2,3,3a,8,8a-hexahydro-1,3a,8-trimethyl-,methylcarbamate (ester),(3aS-cis)-;Pyrrolo[2,3-b]indol-5-ol,1,2,3,3a,8,8a-hexahydro-1,3a,8-trimethyl-,methylcarbamate (ester),(3aS,8aR)-;Eserine;(-)-Eserine;Esromiotin;Physostol;(-)-Physostigmine;NIH 10421;MCV 4484;Cogmine;NSC 30782;511-49-9;50975-37-6
CAS No.:57-47-6
Molecular Formula:C15H21N3O2
InChIKeys:InChIKey=PIJVFDBKTWXHHD-HIFRSBDPSA-N
Molecular Weight:275.35
Exact Mass:275.35
EC Number:200-332-8
UNII:9U1VM840SP
NSC Number:30782
UN Number:2811|2757
DSSTox ID:DTXSID3023471
Color/Form:ORTHORHOMBIC SPHENOIDAL PRISMS OR CLUSTERS OF LEAFLETS FROM ETHER OR BENZENE|WHITE MICROCRYSTALLINE POWDER|Colorless or pinkish crystals
ATC Code:S - Sensory organs|V - Various
Categories:
Characteristics-
PSA:
44.8
XLogP3:1.7
Appearance:Off-white Powder
Density:1.2±0.1 g/cm3
Melting Point:105.5 °C
Boiling Point:422.3±55.0 °C at 760 mmHg
Flash Point:>100℃
Refractive Index:1.616
Water Solubility:soluble in water (1:75), alcohol (1:10), chloroform (1:1), ether (1:30), and DMSO.
Storage Conditions:2-8°C
Toxicity:Oral-Rat LD50 4.5 mg/kg; Oral-Mouse LD50: 3 mg/kg
Flammability characteristics:Combustible; Fire site decomposes toxic nitrogen oxide gas
Specific rotation:D17 -76° (c = 1.3 in chloroform); D25 -120° (benzene)
Odor:ODORLESS
PKA:6.12None
Dissociation Constants:6.12|K1= 7.6X10-7; K2= 5.7X10-13
Experimental Properties:HYGROSCOPIC|White, shiny crystals or white powder; solubilities of approximately 13.3 mg/ml in water and 62.5 mg/ml in alcohol at 25 °C. /Physostigmine salicylate/|White, odorless, microcrystalline powder which is deliquescent in moist air and has solubilities of approximately 0.25 g/ml in water and 2.5 g/ml in alcohol at 25 °C. /Physostigmine sulfate/|Commercially available ophthalmic solutions of physostigmine have a pH of 2-4.
Air and Water Reactions:No rapid reaction with air. No rapid reaction with water.
Reactive Group:Amines, Phosphines, and Pyridines
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 2, Oral
Acute toxicity - Category 2, Inhalation
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H300 Fatal if swallowed
H330 Fatal if inhaled
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
P284 [In case of inadequate ventilation] wear respiratory protection.
Response P301+P316 IF SWALLOWED: Get emergency medical help immediately.
P321 Specific treatment (see ... on this label).
P330 Rinse mouth.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P316 Get emergency medical help immediately.
P320 Specific treatment is urgent (see ... on this label).
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
Solns should be kept well closed in light-resistant, alkali-free glass container& used within a wk. physostigmine salicylate
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Seller Information
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Business Type:
Trader
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Main Products:
Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals
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Location:
Room A, 23rd Floor, No. 609 Yan'an Road, Gongshu District, Hangzhou, Zhejiang
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Payment Terms:
TT against copy of documents,D/P,L/C
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Average lead Time:
5
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Total Annual Revenue:
Above $100 million
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Year of Establishment:
2020
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Certifications:
ISO
">Company ProfileLEAPChem is a specialized fine chemical supplier for research, development and production.
LEAPChem provides nearly 200,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities.
As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner.
Our client list includes many major pharmaceutical and science companies, universities, research institutions and chemical catalogue companies.
Methodology: Sound & Stable; Active & Innovative.
Attitude: Conscientious; Ingenious.
Goals: Customer's Satisfaction
We regard client's success as our success.
At LEAPChem, we strive to be the preferred supplier for efficiency increasing and cost lowering in your Research & Production.
To achieve this strategic vision, we always push ourselves to exceed our customer's requirement. By focusing on the aim of 'Beyond Your Expectation', we continually expand our product lines, and enhance our systematic management and human resources.
Welcome to contact us and we look forward to becoming your reliable and preferred partner.
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