218219 <common-name>1,8-bis(diphenylphosphoryl)naphthalene</common-name> <description>1,8-bis(diphenylphosphoryl)naphthalene belongs to the phenylphosphines and derivatives, a subclass of benzene and substituted derivatives within the organic compounds. It is classified under the superclass of benzenoids and has the chemical formula C34H26O2P2. With an average molecular weight of 528.50 g/mol, 1,8-bis(diphenylphosphoryl)naphthalene is a heavy molecule.</description> <cas>316808-41-0</cas> <pubchem-id>58555919</pubchem-id> <chemical-formula>C34H26O2P2</chemical-formula> <weight>528.5</weight> <appearance nil="true"/> <melting-point nil="true"/> <boiling-point nil="true"/> <density nil="true"/> <solubility nil="true"/> <specific-gravity nil="true"/> <flash-point nil="true"/> <vapour-pressure nil="true"/> <route-of-exposure nil="true"/> <target nil="true"/> <mechanism-of-toxicity nil="true"/> <metabolism nil="true"/> <toxicity nil="true"/> <lethaldose nil="true"/> <carcinogenicity nil="true"/> <use-source nil="true"/> <min-risk-level nil="true"/> <health-effects nil="true"/> <symptoms nil="true"/> <treatment nil="true"/> <created-at type="dateTime">2026-08-22T11:23:23Z</created-at> <updated-at type="dateTime">2026-08-22T11:23:23Z</updated-at> <interacting-proteins nil="true"/> <wikipedia nil="true"/> <uniprot-id nil="true"/> <kegg-compound-id nil="true"/> <omim-id nil="true"/> <chebi-id nil="true"/> <biocyc-id nil="true"/> <ctd-id nil="true"/> <stitch-id nil="true"/> <drugbank-id nil="true"/> <pdb-id nil="true"/> <actor-id nil="true"/> <organism nil="true"/> <export type="boolean">true</export> <metabolizing-proteins nil="true"/> <transporting-proteins nil="true"/> <moldb-smiles nil="true"/> <moldb-formula>C34H26O2P2</moldb-formula> <moldb-inchi>InChI=1S/C34H26O2P2/c35-37(28-17-5-1-6-18-28,29-19-7-2-8-20-29)32-25-13-15-27-16-14-26-33(34(27)32)38(36,30-21-9-3-10-22-30)31-23-11-4-12-24-31/h1-26H</moldb-inchi> <moldb-inchikey>XNKIEKXYLNHGBX-UHFFFAOYSA-N</moldb-inchikey> <moldb-average-mass type="decimal">528.5</moldb-average-mass> <moldb-mono-mass type="decimal">528.1408041</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>7.4</logp> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id nil="true"/> <structure-image-file-name nil="true"/> <structure-image-content-type nil="true"/> <structure-image-file-size type="integer" nil="true"/> <structure-image-updated-at type="dateTime" nil="true"/> <biodb-id nil="true"/> <synthesis-reference nil="true"/> <structure-image-caption nil="true"/> <chemdb-id>CHEM214112</chemdb-id> <dsstox-id nil="true"/> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id nil="true"/> <iupac>1,8-bis(diphenylphosphoryl)naphthalene</iupac> <moldb-polar-surface-area nil="true"/> <moldb-refractivity nil="true"/> <moldb-polarizability nil="true"/> <moldb-rotatable-bond-count nil="true"/> <moldb-acceptor-count nil="true"/> <moldb-donor-count nil="true"/> <moldb-pka-strongest-acidic nil="true"/> <moldb-pka-strongest-basic nil="true"/> <moldb-physiological-charge nil="true"/> <moldb-number-of-rings nil="true"/> <moldb-alogps-logp nil="true"/> <moldb-alogps-logs nil="true"/> <moldb-alogps-solubility nil="true"/> <kingdom>Organic compounds</kingdom> <superklass>Benzenoids</superklass> <klass>Benzene and substituted derivatives</klass> <subklass>Phenylphosphines and derivatives</subklass> <paper-count type="integer">0</paper-count> <sync-id>CED0122008</sync-id> <structure-inchikey nil="true"/> <structure-fingerprint nil="true"/> <structure-pattern-fingerprint nil="true"/> <structure-pickle type="binary" nil="true" encoding="base64"/> <structure-indexed-at type="dateTime" nil="true"/> </compound>