4-chloro-3,5-dimethylphenol CAS NO.88-04-0

appearance:white or off-white powder

odor: faint phenolic odor

purity: above 99% sulfate ash: 1% max

description of product

1. chemical name: 4-chloro-3, 5-m-xylenol

cifa name: chloroxylenol

synonym: 3.5-dimethyl-4- chloroxylenol, 4-chiloro-3,5-dimethilphenol, pcmx

1. cas no.: 88-04-0
2. molecular formula: c8h9clo
3. molecu;ar weight: 156.5
4. structure formula:
5. specification:

appearance: white or off-white crystal

purity:≥99%

sulfate ash:1% max

fe:100ppm max

cu:100ppm max

water:0.2% max

melting poit: 114-116°c

impurity: 1.5% max

tetrachloroethylene: 0.25% max

1. feature:

(1)antibacterical activity: high efficient against versus fungi, gram positive, gram negative bacteria and some viruses.

(2)stability: pcmx is stable under normal sotorage conditions.

(3)solubility:0.03% weight/ volume in water at 20°c;50% weight/ volume in ethanol at 20°c

(4)safety: acute oral dose ld50≥3g/ kg (white mouse test); acute dose ld50≥2g/k (white mouse test)

appliance.

1. appliance fields:

(1)for hospital and common medical use:

in order to avoid cross-infection, pcmx can be used in skin disinfectant before operation, sterilization of medical equipments, daily clean of equipments and hard surface. it can alsobe used to make medical antibacterial soap, disinfectant used to treat athlete’s foot, and common first aid drugs. the formulation of pcmx can be liquid, powder and cream, and son on.

(2)for household and daily antibacterial:

it can be used as disinfectant for skin wound, or household establishments; it also can be used in personal care products, such as hand sanitizer.

(3)for industry:

coating surface: it can be added into the paint and coating as anti-fungi agent, which is suitable for the wet condition;

leather treatment: to prevent against attack of bacteria and fungi and mildew (especially salted leather and fur, plant leather and salted or dried animal furs)

textiles finishing treatment: pre-immersion of fiber.

1. quantity of using: from 0.2% to 5.0%
2. method of using: firstly, dissolving pcmx in alcohol, benzene, ether or other solvents, then, mixed with other components, some anion or nonionic surfactant can dissolve pcmx completely without generate any associate groups.

certificate of analysis

product name	pcmx; chloroxylenol; 4-chloro-3,5-dimethylphenol
batch no,: 11090111		batch quantity: 400kg
validity period: 3years		manufacture date: sept1,2011
item	specification		result
appearance	white to cream crystals		passed
purity	99.0%		99.4%
perchloroethylene	0.10% max		0.04%
impurity ccmx	0.20% max		0.17%
impurity mx	0.30% max		0.09%
impurity pcmc	0.10% max		0.03%
mpurity dcmx	0.30% max		0.16%
iron	50 ppm max		8.7
copper	20 ppm max		0.5
residue on ignition	0.10% max		0.08%
water	0.20% max		0.18%
melting point	114-116°c		114-116°c
solubility	clear solution		passed