2,4-Dichlorobenzyl alcohol
CAS 1777-82-8
EC 217-210-5
Formula C7H6Cl2O
MW 177.03 g/mol
Alcohols & Glycols Personal Care & CosmeticsTextile, Leather & PaperPharmaceuticals & HealthcareBuilding & Construction Flame RetardancyPreservation & Biocide
Description
2,4-Dichlorobenzyl alcohol (CAS 1777-82-8) is a chlorinated aromatic alcohol sold under trade names including Myacide, Dybenal, and Rapidosept. It carries no assigned E-code and is referenced in chemical databases as NSC 15635. It belongs to the alcohols and glycols chemical family with EC number 217-210-5.
In personal care and pharmaceutical formulations, it functions as a preservative by disrupting microbial cell membranes, providing broad-spectrum activity against bacteria and fungi at low concentrations. In textile and building material applications, it contributes to flame retardancy through halogen-based combustion interference, reducing flammability in treated substrates.
This material is supplied as a white to light yellow crystalline powder compliant with REACH registration requirements for the European market. It is classified under HS code 29062900 for customs purposes. Procurement teams should confirm grade specifications and packaging formats directly, as these vary by application and order volume.
In personal care and pharmaceutical formulations, it functions as a preservative by disrupting microbial cell membranes, providing broad-spectrum activity against bacteria and fungi at low concentrations. In textile and building material applications, it contributes to flame retardancy through halogen-based combustion interference, reducing flammability in treated substrates.
This material is supplied as a white to light yellow crystalline powder compliant with REACH registration requirements for the European market. It is classified under HS code 29062900 for customs purposes. Procurement teams should confirm grade specifications and packaging formats directly, as these vary by application and order volume.
Physical Properties
| Melting Point | 59.5 °C |
| Boiling Point | 150 °C @ Press: 25 Torr |
| Density | 1.2970 (rough estimate) |
| Flash Point | >230 °F |
| Appearance | white to light yellow crystal powde |
| Color | White to Off-White |
| Form | neat |
| Water Solubility | Soluble in water, methanol and chloroform. |
| Vapor Pressure | 0.154Pa at 25℃ |
| Refractive Index | 1.5756 (estimate) |
| Log P | 2.8 at 24℃ |
Safety & Handling (Learn More)
Danger GHS05 GHS07
H
H318H332H412
P
P261P271P273P280P317P501P264+P265P304+P340P305+P354+P338
Trade & Regulatory
| HS Code | 29062900 |
| Storage Class | 13 - Non Combustible Solids |
| WGK (Germany) | 2 |
Other Names
(2,4-dichlorophenyl)methanoldichlorobenzyl alcoholMyacideDybenalMyacide SPRapidoseptDYBENAL(R)RARECHEM AL BD 0019
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