| CAS No.: | 131-55-5 |
|---|---|
| Formula: | C13h10o5 |
| EINECS: | 205-028-9 |
| Type: | Synthesis Material Intermediates |
| Appearance: | Powder |
| Quality: | Refined |
| Samples: |
|---|
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The details of Factory supply UV Absorber Benzophenone-2 / BP-2 CAS 131-55-5 with best price
Product Name: 2,2',4,4'-Tetrahydroxybenzophenone
Synonyms: 2,2,4,4-Tetrahydroxybenzophenol;2,2',4,4'-tetrahydroxy-benzophenon;2,2',4,4'-tetrehydroxybenzophenone;2,2,4,4 TETRAHYDROXY BENZOPHENONE;2,4,2',4'-Tetrahydroxybenzophenone;2,4,2',4'-tetrahydroxybenzophenone;Benzophenone, 2,2',4,4'-tetrahydroxy-;bis(2,4-dihydroxyphenyl)-methanon
CAS: 131-55-5
MF: C13H10O5
MW: 246.22
EINECS: 205-028-9
Melting point 198-200 °C(lit.)
Boiling point 349.21°C (rough estimate)
density 1.216
refractive index 1.4825 (estimate)
storage temp. Sealed in dry,Room Temperature
solubility DMSO (Slightly, Sonicated)
pka 6.98±0.35(Predicted)
form Solid
color Needles from H2O
Certification of Factory supply UV Absorber Benzophenone-2 / BP-2 CAS 131-55-5 with best price
|
TEST
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UNIT
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SPECIFICATION
|
|
APPEARANCE
|
|
YELLOW CRYSTALLINE POWDER
|
|
ASSAY
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%
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99.00MIN
|
|
MELTING POINT
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ºC
|
195.00-202.00
|
|
VOLATILES
|
%
|
0.50MAX
|
|
TURBIDITY
|
NTU
|
12MAX
|
|
SPECIFIC EXTINCTION
|
|
|
|
345nm
|
|
580MIN
|
|
COLOR
|
GARDNER
|
3.0MAX
|
Application of Factory supply UV Absorber Benzophenone-2 / BP-2 CAS 131-55-5 with best price
2,2',4,4'-Tetrahydroxybenzophenone (BZP-2) is water-soluble and light-yellow powder (figure 1). BZP-2 is widely used in perfumes to prevent their degradation due to light. BZP-2 is a UV-absorber that helps protect against product degradation because of UV-light exposure and it is widely used in sunscreens and in cosmetics (figure 2), such as: anti-aging" creams and hair sprays and shampoos, paints and plastics. It can also mask odor associated with a formulation's composition. In addition, the hypolipemiant drug fenofibrate is also a substituted benzophenone.
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Fountain Biotechnology Co., Ltd. is located in Jinan city, Shandong province ,China,which is the professional supplier of cosmetics additive, surfactants, thickeners ,bactericides ,Flavors and Fragrances and health care products raw materials manufacturers and trading for over 7 years.
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