

MEHQ (Monomethyl Ether Hydroquinone) (CAS 150-76-5) remains an indispensable polymerization inhibitor in the high purity fine chemicals sector, where American manufacturers rely on its ability to stabilize acrylic monomers, methacrylates, and vinyl acetate against premature radical polymerization during storage and transit. 4-Methoxyphenol has seen a significant uptick in demand as a bulk chemical supplier priority across the United States, driven by the expansion of the domestic specialty polymers industry and the critical need for technical-grade stabilizers that meet stringent ASTM and EPA regulatory standards. Hydroquinone monomethyl ether is increasingly sought after for custom synthesis services within the North American UV-curable coatings and adhesives markets, where maintaining precise induction periods through advanced analytical monitoring is vital for high-performance industrial applications. As an established MEHQ supplier with MEHQ >= 99% purity in the united states of america, we ensure dependable supply, consistent quality, and complete regulatory documentation, including MEHQ CoA and TDS across all grades. Beyond supply, we support partners through the entire product lifecycle from route scouting, process and formulation development, and analytical method development to scale-up, process optimisation, and pilot-to-commercial manufacturing. Our teams also assist with GMP-compliant quality assurance, regulatory documentation, and nationwide supply chain capabilities and logsitics coordination on all the 50 united states.


MEHQ (Monomethyl Ether Hydroquinone) (CAS 150-76-5) remains an indispensable polymerization inhibitor in the high purity fine chemicals sector, where American manufacturers rely on its ability to stabilize acrylic monomers, methacrylates, and vinyl acetate against premature radical polymerization during storage and transit. 4-Methoxyphenol has seen a significant uptick in demand as a bulk chemical supplier priority across the United States, driven by the expansion of the domestic specialty polymers industry and the critical need for technical-grade stabilizers that meet stringent ASTM and EPA regulatory standards. Hydroquinone monomethyl ether is increasingly sought after for custom synthesi...
Elemental Derivatives
Phenols
Phenolic Compounds
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Chemical Properties & Specifications
GHS07, GHS08
R22; R36; R43
S24/25; S26; S37/39; S46
P201, P260, P261, P262, P264+P265, P270, P271, P272, P273, P280, P301+P310, P302+P352, P305+P351+P338, P308+P313, P321, P333+P317, P337+P317, P362+P364, and P501
Acute Tox. 4 (100%)
Eye Irrit. 2 (100%)
A widely used stabilizer in the manufacturing, storage, and transportation of reactive monomers like acrylates, methacrylics, vinyl acetate, and styrene to prevent premature free-radical polymerization and ensure product integrity
A critical building block utilized in the synthesis of agrochemicals, antioxidants like butylated hydroxyanisole (BHA), UV stabilizers, and various pharmaceutical compounds
An effective antioxidant and preservative employed in hair dyes, skin-whitening creams, and liquid detergents to maintain formulation stability and extend shelf life
A specialized agent used to inhibit peroxide formation in ethers, chlorinated hydrocarbons, and cellulose materials, as well as to prevent premature curing in printing inks, paints, and coatings.
Store below +30°C
Incompatible with halogens, oxidizing agents
MEHQ (Monomethyl Ether Hydroquinone), also known as 4-methoxyphenol or Mequinol, is an organic compound primarily used as a polymerization inhibitor and stabilizer to prevent the premature polymerization of reactive monomers such as acrylates and vinyl acetate
This chemical is widely utilized in the polymer, petrochemical, cosmetic, pharmaceutical, and adhesive industries for manufacturing resins, hair dyes, skin-whitening creams, and UV-curable coatings
It is a white crystalline solid that is slightly soluble in water and highly soluble in common organic solvents like acetone, ethanol, ethyl acetate, and benzene
Standard specifications include CAS number 150-76-5, a purity of ≥99.5%, a melting point of 54-56°C, and available documentation such as COA, TDS, impurity reports, and regulatory compliance documents
Scimplify has capabilities for global distribution and custom synthesis through an integrated network of manufacturers and logistics partners with reliable lead time
The product is export ready with a generally accepted MOQ starting from 100 kgs, with lead times for international customers depending on the shipping destination and specific grade.
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