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Iharanikkei useschlorination, distillation and crystallisation technologies,
We offers a wide range of chlorinated products with high purity through chlorination, distillation and crystallisation technologies.
You can trust your chemical chlorination needs to Iharanikkei.

• Chlorination of benzene rings in aromatic compoundsChlorination
• Photochlorination of side chains of aromatic compoundsPhotochlorination
• Reaction technologies such as hydrolysis of side-chain chlorides hydrolysisReaction technologies such as hydrolysis
• Relatively large scale reactors
• High-stage and corrosion-resistant precision distillation equipmentprecision distillation

Stable supply of high-grade agrochemical intermediates, pharmaceutical intermediates, dye
and pigment intermediates, polymer monomers, etc.

Based on toluene chlorination and precision distillation technology developed since our founding,
We focuses on the development and expansion of the xylene derivatives business.


We develop new high-quality products at reasonable costs and meet the needs of our customers.
Please feel free to contact us for further information.

• Synthesis of intermediates for agrochemicals, pharmaceuticals, dyes and pigments, etc., and
  monomers for high-performance materials, making full use of various types of chlorination

• Production of chemical products ranging from tens to thousands of tonnes per year (especially
  several hundred tonnes of chemical products).

□Nuclear chlorination


□Photochlorination


□Hydrolysis


□Cholorination with HCl gas


□Dehydrochlorination

We have facilities for reabsorbing hydrogen chloride to
perform safely reactions with evolving it.



□Functional group transformation

We will provide compounds transformed variously from chlorinated ones to meet your needs.




□Vilsmeier reaction

We have technologies of preparing Vilsmeier Reagents.
They are applicable for various reactions as key intermediates.

R&D of synthetic methods for various chlorination and derivatives.


If you have any queries about our technologies or compounds, please contact us by e-mail
using the button below or by Please contact us by telephone (03-3833-7250) / fax (03-3833-7240).
The Marketing Section or Sales Section will respond to your request.

Reaction, distillation, filtration and drying equipment with corrosion resistance to chlorine,
hydrochloric acid and chloromethyl compounds.

• Acquired ISO 9001 certification

• Wastewater treatment with activated carbon

• Acquired 14001 certification

• Hydrochloric acid and heat recovery facility

• Uses CO2-free raw material chlorine

Head office and factory MAP MAP
〒421-3203 5700-1 Kambara, Shimizu-ku, Shizuoka-shi, Shizuoka 421-3203, JAPAN
TEL 054-388-2561 / FAX 054-388-2583

• 110-0005 22-8 Ueno 3-chome, Taito-ku, Tokyo JAPAN
• Tel.+81-3-3833-7250 Fax.+81-3-3833-7240
• website