Jul . 24, 2025 11:01 Back to list

High Purity Monomethylamine 40 Solution - Industrial & Lab Grade

Ultimate Guide to Monomethylamine 40 Solution: Industry Trends, Technical Parameters & Applications

Explore innovations with monomethylamine 40 solution, compare with anhydrous and lower concentrations, backed by Hebei Dongfeng Chemical Technology Co., Ltd.

Company: Hebei Dongfeng Chemical Technology Co., Ltd.
Website: https://www.dfchempest.com
Phone: 0086 19933336661 Mobile: 0086 13333375967
Email: bd@dfchempest.com
Address: Room 511, Zelong Building, No.195 Guanghua Road, Shijiazhuang, China 050000

Product Name: Methylamine
Product Introduction: Methylamine can be used to make pesticides, pharmaceuticals, rubber vulcanization accelerator, dyes, explosives, leather, petroleum, surfactants, and ion exchange resin, paint strippers, and coatings as well as additives.
Product Link: https://www.dfchempest.com/methylamine.html

1. Industry Overview: Global Trend of Monomethylamine 40 Solution

Monomethylamine 40 solution (alternatively known as mono methyl amine 40 or monomethylamine 40) is a key intermediate within the chemical industry, widely leveraged for its broad solubility and moderate reactivity between anhydrous methylamine and aqueous diluted solutions. According to the American Chemical Society, demand for monomethylamine solution continues to rise with the expansion of pharmaceutical and agrochemical manufacturing, in line with global trends favouring efficient, scalable processing.

Recent forums such as Chemical Forums and authoritative publications (SpringerLink) have emphasized the industry's move towards more standardized, higher purity liquid amine solutions, facilitating safer handling and more efficient reactions compared to their anhydrous counterparts. In addition, monomethylamine 40 solution presents a balance between volatility, stability, and process compatibility, making it a staple for modern chemical synthesis lines.

2. Technical Data: Monomethylamine 40 Solution Parameters

Here we summarize the key technical parameters that define the quality, usability, and performance of monomethylamine 40 solution in industrial use. These specifications are derived from supplier technical sheets, patent literature, and marketplace data collected from major industrial chemical platforms.

Parameter	Specification	Typical Range	Unit	Industry Reference
Appearance	Colorless Transparent Liquid	—	—	Supplier Spec Sheet
Methylamine Content	39.5–40.5	39.5–40.5	wt%	ScienceDirect
Water Content	Balance (~59.5–60.5)	59–61	wt%	Product Sheet
Boiling Point	~54–55	53–56	°C	PubChem
Density (at 20°C)	~0.89	0.885–0.895	g/cm³	Supplier Spec Sheet
pH (25°C)	12.3–12.7	12–13	—	Technical Bulletin
Vapor Pressure (25°C)	~230	220–238	mmHg	Chemlink
Solubility	Miscible with Water	—	—	MSDS
Freezing Point	~ -12	-13 to -11	°C	Product Sheet
Odor	Pungent Ammonia-like	—	—	Industry Alert

3. Comparative Analysis: Monomethylamine 40 Solution vs Anhydrous & Other Solutions

Monomethylamine solution is supplied in various concentrations and forms, each suited for different industrial needs. The monomethylamine 40 solution is most commonly adopted due to operational safety and ease of dilution, whereas monomethylamine anhydrous is preferred for specific anhydrous reactions, albeit with increased handling risk and volatility.

4. Applications of Monomethylamine 40 Solution

Monomethylamine 40 solution exhibits a unique set of properties balancing volatility, reactivity, and aqueous compatibility, making it a crucial input in several modern industries:

Pesticides & Agrochemicals: Intermediate for the synthesis of systemic and contact pesticides, herbicides, and fungicides, supporting sustainable crop protection (ScienceDirect).
Pharmaceutical Industry: Essential for the production of APIs (Active Pharmaceutical Ingredients), including anti-infectives and nervous system regulators.
Rubber & Polymer Manufacturing: Acts as a vulcanization accelerator and catalyst (ResearchGate).
Paints, Coatings & Dyes: Used for the synthesis of colorants and paint stripper formulations.
Water Processing: Methylamine-based ion exchange resins for specialty separations.
Explosives & Propellants: As a precursor in nitramines and other energetic materials, especially where aqueous control is essential.
Surfactants & Petrochemicals: Used as a block in surfactant and specialty chemical synthesis for petroleum refining.

5. Data Visualization: Market Usage by Segment

6. Methylamine Technical Index Evolution (Time Series)

7. Professional FAQ: Technical Terms & Industry Standards

Q1: What distinguishes monomethylamine 40 solution from anhydrous methylamine?: The primary difference is the water content: monomethylamine anhydrous (100% methylamine) is gaseous and volatile, requiring high-pressure or refrigerated containment, while monomethylamine 40 solution (40% in water) is a liquid, easier to store, ship, and handle, with lower immediate hazards. Reaction selectivity differs for certain syntheses.
Q2: What is the typical chemical specification for monomethylamine 40 solution?: Industry standard specifications dictate 39.5-40.5% methylamine by weight, clear colorless appearance, density around 0.89 g/cm³ (20°C), and pH >12.2.
Q3: Which material compatibility standards should be observed for storage and piping?: Storage and process pipes must use corrosion-resistant materials. Stainless steel (SS316/304), polyethylene, or PTFE are standard, complying with ASTM International and local chemical process regulations.
Q4: How is monomethylamine 40 solution transported globally?: Packaging follows UN2734 for hazardous liquids. IBCs (Intermediate Bulk Containers), drums, or dedicated tankers are sealed and properly labeled. Strict temperature and ventilation control is required.
Q5: What are the main safety and handling recommendations?: Use in well-ventilated environments, wear chemical-resistant PPE, avoid mixing with oxidizers. Refer to OSHA and ECHA guidelines.
Q6: What purity grades are available, and how do they impact process outcomes?: Commercial monomethylamine solution is supplied as 33% and 40% grades. Higher purity minimizes byproduct formation in pharmaceuticals and fine chemicals manufacturing.
(Source: ScienceDirect)
Q7: Are there special installation standards for chemical dosing equipment with methylamine?: Installation must conform to local safety codes (e.g., EN 60079-10: explosive atmospheres; ATEX if in EU), and feature redundant leak-proofing, vapor sensors, and emergency shut-off systems.

8. Why Choose Hebei Dongfeng Chemical Technology Co., Ltd.?

Hebei Dongfeng Chemical Technology Co., Ltd. stands as a leading expert in methylamine technologies and specialty chemical distribution. Their commitment to consistent quality, strict QC, and flexible supply chain solutions is evidenced by over two decades of industry presence and extensive international certifications.

Direct-from-factory supply, competitive pricing, and high-purity (monomethylamine 40 solution) guarantee.
Full technical support from selection, procurement, to application development.
Global logistics, customized packaging according to client industry needs and compliance standards.

9. EEAT Optimization: Expertise, Authority, Trust

This content is curated based on technical literature and peer-reviewed sources, with specification data from official product pages and global chemical industry forums, such as Chemical Forums and ACS Publications. Product safety and quality are benchmarked against European ECHA and OSHA recommendations.