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CAS 169682-22-8

CAS 169682-22-8 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 169682-22-8

CAS 169682-22-8PubChem CID 15332725

Diphenyl carbomethoxy acetoxy naphthopyran

IUPAC name: methyl 6-acetyloxy-2,2-diphenylbenzo[h]chromene-5-carboxylate

Molecular formula: C29H22O5
Molecular weight: 450.5 g/mol
Exact mass: 450.14672380 Da
XLogP3: 6.3
Topological polar surface area: 61.8 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 5
Covalent units: 1
Defined stereocentres: 0

Also known as

Photosol (R)5-3 photochromic dyeUNII-W32N9R5ET0W32N9R5ET02,2-Diphenyl-5-carbomethoxy-6-acetoxy-2H-naphthopyran2H-Naphtho(1,2-b)pyran-5-carboxylic acid, 6-(acetyloxy)-2,2-diphenyl-, methyl esterDiphenyl carbomethoxy acetoxy naphthopyran [INCI]RefChem:200649

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External database identifiers

EPA DTXSID:DTXSID401021247

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 169682-22-8

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How CAS 169682-22-8 is used on this site

CAS 169682-22-8 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 169682-22-8 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.