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Jiangsu Jingye Pharmaceutical Co., Ltd.


Crotamiton (N-Ethyl – O-Crotonotoluidide)

Short Description:

This product is a superior spot product and can be delivered according to customer needs.

Product Detail

Product Tags

Product Introduction

Synonyms: N-Ethyl - O-Crotonotoluidide;  (2E)-N-Ethyl-N-(2-methylphenyl)-2-butenamide; 2-Butenamide, N-ethyl-N-(2-methylphenyl)-

CAS No.: 483-63-6 

Molecular Formula: C13H17NO  

Molecular Weight: 203.28

EINECS No.: 207-596-3

Uses: For various allergic skin diseases and cosmetic additives



Application: Pharmaceuticals, intermediates, APIs, custom synthesis, chemicals

Superiority: Best Seller, High Quality, Competitive Price, Fast Delivery, Quick Response

Related categories: Drug substance; Pharmaceutical raw materials; Organic raw materials; Amide; Amide compounds; APIs; API's; EURAX; Small molecule inhibitor; It is used to treat scabies and skin itching on the bed; Pharmaceutical and chemical industry; Medical raw materials; Pharmaceutical APIs; Animal raw materials; Pharmaceutical, pesticide and dye intermediates; Organic chemical raw materials; Chemical raw materials

Appearance Picture



Melting point 25°C
Boiling point 153-155 °C/13 mmHg (lit.)
Density 0.987 g/mL at 25 °C (lit.)
Refractive index n20/D 1.54(lit.)
Flash point >230 °F
Solubility Ethanol: soluble
Form Neat
pKa 1.14±0.50(Predicted)
Color Colourless to Light Brown
Water solubility Soluble in water (1:500), alcohol, methanol, ether, and ethanol.
Stability Light Sensitive

Safety Information

Hazard Category Code 22-36/38-43
Safety Statements 26-36
WGK Germany 3
RTECS GQ7000000
HS Code 2924296000

Jingye Specifications

Special specifications according to customer requirements
Appearance Colorless to yellowish oily liquid
Relative density 1.008-1.011
Refractive index 1.540-1.542
Chloride 0.01%max
Residue on ignition 0.1%max
Free amine 2.5mgmax
Purity (HPLC) 98.0-102.0%
Quality Standards Chinese pharmacopoeia (2015)

Safe Use

Precautions for safe handling:
Avoid dust formation. Avoid breathing mist, gas or vapours. Avoid contacting with skin and eye. Use personal protective equipment. Wear chemical impermeable gloves. Ensure adequate ventilation.Remove all sources of ignition. Evacuate personnel to safe areas.Keep people away from and upwind of spill/leak.

Methods and materials for containment and cleaning up:
Collect and arrange disposal. Keep the chemical in suitable and closed containers for disposal. Remove all sources of ignition. Use spark-proof tools and explosion-proof equipment. Adhered or collected material should be promptly disposed of, in accordance with appropriate laws and regulations.

20L of High density polyethylene plastic barrel.

Put a black light proof bag on the outside of the barrel.

The goods shall be palletized with non fumigation wooden pallets.

Product Advantages

Jingye has 86 sets of reactors in total, of which the volumn of enamel reactor is 69, from 50 to 3000L. The number of stainless reactors is 18, from 50 to 3000L. QC is equipped with hundreds of all kinds of analytical instruments. It can meet the commercial production and comprehensive analysis of the product. This product is a superior spot product and can be delivered according to customer needs. 

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