INTRODUCTION

2,4-Dihydroxybenzophenone, popular as benzophenone-1 in cosmetic industry, is a highly conjugated bicyclic compound. The conjugation leads to its uses in cosmetic and other industries. It is also a key raw material to produce value-added intermediates as well as agrochemicals.

Manufacture
The bicyclic ketone is manufactured by Friedel Craft acylation between resorcinol and benzoyl chloride.

SynonymsBenzophenone-1
(2,4-Dihydroxyphenyl)-phenyl-methanone
CAS no.131-56-6
EINECS no.205-029-4
Molecular formulaC13H10O3
Molecular weight214.22
Structure

Applications

Agrochemicals
Fluotrimazole, a fungicide
Intermediates
2-Hydroxy-4-octyloxybenzophenone (Octabenzone)
2-Hydroxy-4-methoxybenzophenone
2-Hydroxy-4-dodecoxybenzophenone
4-(2-Acryloylethoxy)-2-hydroxy-benzophenone
2-Methylacrylic acid-2-(4-benzoyl-3-hydroxyphenoxy)ethyl ester
Others
in proteomic research
in cosmetics, used as UV absorber in sun-screening agents
as light stabilizer in polymers

SPECIFICATIONS

TestUnitSpecification
AppearanceYellow powder
Identification by IRThe IR spectrum of the sample should be concordant with  that of the reference / working standard
SolubilityShould be freely soluble in methanol
Loss on drying% w/wMax 0.5
Residue on ignition%Max 0.2
Melting Range°C143.0 – 147.0
Related Substances
– Single impurity
– Total impurities

%
%

Max 0.5
Max 2.0
Purity%Min 98.0

STORAGE
Stored at ambient temperature

PACKING
25 kg UN-approved HDPE drum

REACH Status
Not registered yet

ExSyn offers 2,4-dihydroxybenzophenone on commercial scales and welcomes enquiries. No matter the quantity you need, our exceptional quality and service will make ExSyn your supplier of choice! If you need any additional information or SDS, please contact us.

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