3,3'-Dihydroxybenzidine
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Product Description
3,3'-Dihydroxybenzidine
This product is colourless powder or granule(yellow or light grey is allowed).Itcan dissolve in part of organic solvent,slightly dissolve in ethyl alcohol and diluted hydrochloric acid,insoluble in water.
Specification of Product
Product Name : 3,3'-Dihydroxybenzidine
HAB
Benzidine-3,3'-diol
4,4'-Diamino-3,3'-dihydroxybiphenyl
CAS No.: 2373-98-0
EINECS No.: 679-800-2
Molecular Formula: C12H12N2O2
Molecular Weight: 216.24
3,3'-Dihydroxybenzidine Uses
1. It is one of the important raw materials for synthesizing polyimide resin monomers.
2. It can be used as a raw material and crosslinking agent for high-performance epoxy resins.
3. It can also replace the carcinogen benzidine in the production of azo dyes, reactive dyes, perfumes, etc.
3,3'-Dihydroxybenzidine Storage and Transportation
Packaging: Inner packaging is an aluminum foil bag vacuum packaging; outer packaging is a carton or cardboard drum, which can be customized according to customer requirements.
Storage: Store away from light and inert gas at room temperature.
Shelf life is one year.
3,3'-Dihydroxybenzidine quality standard
Appearance: White or pink powder
Purity(HPLC): ≥99.80%
Melting point: 292℃