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2,2',4,4'-Tetrahydroxybenzophenone

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  Post Date: Sep 17,2015
  Expiry Date: Mar 15,2016
  Detailed Description: Cas No. :131-55-5

Chemical name: 2,2',4,4'-Tetrahydroxybenzophenone
Synonyms: Benzophenone-2
CAS No.: 131-55-5
Molecular formula:C13H10O5
Molecular weight: 246.22

Specification:

Appearance yellowish crystalline powder
Assay ≥99%
Melting point 195 deg. c. min.
Heat Loss ≤0.5% max.
Specific Extinction (E580) ≥580
A1/1(345nm) ≥580
Turbidity 12NTU

Application: It is soluble at user concentrations in ethanol/water mixtures, olive oil, peanut oil and many fatty acid esters. When used to protect perfumes, toilet waters, after shaves etc. Useful for product protection, especially to protect fading of colorants, degradation of fragrance sand active ingredients from the damaging effects of UV radiation.
Package & Storage: It is packed in 25 kg fibre drms.It should be stored in a closed container and be kept in a dark place without any light exposure.

  CAS Registry Number:

131-55-5
  Synonyms: ;Di(2,4-dihydroxyphenyl)methanone; Bis(2,4-dihydroxyphenyl)methanone;2,2',4,4'-Tetrahydroxy Benzophenone;2,2',4,4'-Tetrahydroxybenzophenone;Benzophenone-2;bis(2,4-dihydroxyphenyl)methanone;Benzophenone 2;2,2'4,4'-Tetrahydroxy benzophenone;
  Molecular Formula: C13H10O5
  Molecular Weight: 246.2155
  Molecular Structure: 131-55-5 2,2',4,4'-Tetrehydroxybenzophenone
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: R22:;
R36/37/38:;
  Safety Description: S26:;
S37/39:;

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