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Neostigmine Methylsulfate

Neostigmine Methylsulfate API | CAS 51-60-5 Manufacturer & Supplier in China

Looking for Neostigmine Methylsulfate CAS 51-60-5?
Conscientia Industrial is a leading manufacturer & supplier of high-purity Neostigmine Methylsulfate in China, offering ≥98.0% purity, USP/JP grade, stable industrial supply, and fast global shipping. Request Price, COA, and MSDS from Conscientia Industrial now.

Product Overview

Neostigmine Methylsulfate (CAS 51-60-5) is a potent quaternary ammonium compound that functions as a reversible cholinesterase inhibitor. Within the Pharmaceutical APIs and biochemical research sectors, it is highly valued for its technical role in prolonging the effects of acetylcholine by preventing its hydrolysis. As a leading manufacturer of Neostigmine Methylsulfate CAS 51-60-5 based in China, Conscientia Industrial utilizes high-precision chemical synthesis and multi-stage purification to ensure the highest structural integrity and pharmaceutical-grade profile. Our product maintains a strict purity profile to meet global technical requirements for batch-to-batch consistency and advanced medical research applications.


Technical Specifications

  • Product Name: Neostigmine Methylsulfate

  • CAS Number: 51-60-5

  • Category: Pharmaceutical APIs

  • Quality Standard: USP / JP

  • Molecular Formula: C13H22N2O6S

  • Molecular Weight: 334.39

  • Appearance: White crystalline powder or colorless crystals

  • Purity (HPLC): ≥98.0%

  • Loss on Drying: ≤1.0%

  • Residue on Ignition: ≤0.1%

  • Melting Point: 144°C - 149°C

  • Solubility: Very soluble in water; soluble in alcohol

  • Brand: Conscientia Industrial

  • Country of Origin: China

  • Availability: In Stock

  • Pricing: Competitive price based on order quantity

  • Currency: USD

  • Molecular Structure:


Neostigmine Methylsulfate CAS 51-60-5 Molecular Structure - Conscientia Industrial China


Why Partner with Conscientia Industrial

  • Technical Quality Control: Our manufacturing process follows rigorous analytical protocols to ensure high-grade batch-to-batch consistency for Neostigmine Methylsulfate CAS 51-60-5.

  • Advanced Analytical Verification: Every batch is validated through HPLC and NMR to confirm chemical identity and minimize related substances according to pharmacopeia standards.

  • Full Technical Documentation: We provide comprehensive support for Neostigmine Methylsulfate CAS 51-60-5, including Certificate of Analysis (COA), MSDS, and Method of Analysis (MOA).

  • Scalable Production Capacity: Our China facility is equipped to support projects ranging from laboratory-scale research to large-scale bulk industrial supply.

  • Direct Source Advantage: As a primary manufacturer, we provide Neostigmine Methylsulfate CAS 51-60-5 with efficient lead times and direct factory technical support.


Packaging & Storage

  • Standard Packaging: 1kg/aluminum foil bag, 5kg/bag, or 25kg/fiber drum with dual PE protection for chemical integrity.

  • Storage Conditions: Store in a tightly closed container in a cool, dry environment. Protected from light and moisture.

  • Shelf Life: 36 months when stored under optimized conditions.

  • Safety Handling: This material is a technical-grade chemical intended for industrial production and laboratory research use only.


Our logistics team ensures secure distribution of Neostigmine Methylsulfate CAS 51-60-5 via global courier and air freight options.


Request a Quote & COA for Neostigmine Methylsulfate CAS 51-60-5 Today.

Expert Review
Rating: 5/5
★★★★★ Daniel Hughes (QA Director)
The API demonstrates high purity and consistent batch-to-batch quality. It performs well and meets required specifications for our pharmaceutical manufacturing.

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