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Catechol

 

Chemical name: 1,2-Dihydroxybenzene; Pyrocatechol
Description: colorless monoclinic crystal 
Molecular formula: C₆H₆O₂
Molecular weight:110.11 
Specific gravity: 1.37
Male capacity: 0.14KJ.mol-1.K-1
Melting point: 104-105oC
Boiling point: 246oC
Flashing point: 127oC

Soluble in water, alcohol, ether, benzene, chloroform, pyridine, liquid alkali. Catechol is poisonous, sublimates easily, burn and oxidate easily and becomes brown when exposed in air. 
Uses: Catechol is an important chemical industry intermediate product with wide uses. It can be used as rubber harden-idant, electroplate additive, skin preservative as well bactericide, dye hair, photographic developer,color photographic anti-oxidant, furcoloring agent, paint and varnish anti-shrivel. Furthermore, catechol is an important material of synthetic resin, tannic acid, agricultural chemical furantion, medical the rhizome of chinese goldthread, perfume vanillin, pepper aldehyde and so on. 
Specification: First-class product,Standard-class product 
Packing:in 25kg water proof poly compound bag within liner, per 15-17/mt in a 20fcl.
Storage and transport: Catechol should be tightly and completely cut off from air when it is packed and transported as general combustible chemical goods. 
Standard: main quality standard indicators.

Specification	Appearance	Melting point	Content
First-class product	Light gray to light brown (flake) grain	104-106oC	≥99%
Up-to-standard-class product	Light gray to light brown (flake) grain	103-105oC	≥98%