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Names | |
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Preferred IUPAC name
Disodium 2,2′-(1,4-phenylene)bis(6-sulfo-1H-1,3-benzimidazole-4-sulfonate) | |
Identifiers | |
3D model (JSmol) |
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ChEMBL | |
ChemSpider |
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ECHA InfoCard | 100.121.951 ![]() |
PubChem CID |
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UNII | |
CompTox Dashboard (EPA) |
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Properties | |
C20H12N4Na2O12S4 | |
Molar mass | 674.55 g·mol−1 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
Bisdisulizole disodium (INN[1]/USAN,[2] trade name Neo Heliopan AP, INCI disodium phenyl dibenzimidazole tetrasulfonate) is a water-soluble organic compound which is added to sunscreen products to absorb UVA rays. It is marketed by Symrise.
The use of bisdisulizole disodium has been approved in the European Union (since the year 2000)[3] and other parts of the world up to 10% in sunscreen formulations,[4][5][6] while it is not approved in the United States.
Sunscreening agents approved by the US FDA or other agencies
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UVA filters |
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UVB filters |
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UVA+UVB filters |
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