Cas no 191-37-7 (naphtho[2,1,8,7-klmn]xanthene)

naphtho[2,1,8,7-klmn]xanthene structure
naphtho[2,1,8,7-klmn]xanthene structure
Product Name:naphtho[2,1,8,7-klmn]xanthene
CAS No:191-37-7
MF:C18H10O
MW:242.271404743195
CID:907785
PubChem ID:97014
Update Time:2025-04-19

naphtho[2,1,8,7-klmn]xanthene Chemical and Physical Properties

Names and Identifiers

    • naphtho[2,1,8,7-klmn]xanthene
    • Naphtho(2,1,8,7-klmn)xanthene
    • 1,8,9-Perinaphthoxanthene
    • 1,9-Perinaphthoxanthene
    • 6-Oxa-6-benzo(cd)pyrene
    • Naphtho[2,8,7-klmn]xanthene
    • Nsc96927
    • 6-Oxa-6-benzo[cd]pyrene
    • 1,12-Oxybenzo[c]phenanthrene
    • DTXSID20172617
    • 191-37-7
    • NSC-96927
    • 4MQ4VM6QKH
    • SCHEMBL17069551
    • EINECS 205-888-5
    • NS00026242
    • 19-oxapentacyclo[13.3.1.05,18.08,17.011,16]nonadeca-1,3,5(18),6,8(17),9,11(16),12,14-nonaene
    • NSC 96927
    • UNII-4MQ4VM6QKH
    • 19-oxapentacyclo[13.3.1.0?,??.0?,??.0??,??]nonadeca-1,3,5,7,9,11(16),12,14,17-nonaene
    • Inchi: 1S/C18H10O/c1-3-11-7-9-13-10-8-12-4-2-6-15-17(12)18(13)16(11)14(5-1)19-15/h1-10H
    • InChI Key: UZHFDCLFBVPDGM-UHFFFAOYSA-N
    • SMILES: O1C2C=CC=C3C=CC4=CC=C5C=CC=C1C5=C4C3=2

Computed Properties

  • Exact Mass: 242.07300
  • Monoisotopic Mass: 242.073164938g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 1
  • Heavy Atom Count: 19
  • Rotatable Bond Count: 0
  • Complexity: 333
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • XLogP3: 5.3
  • Topological Polar Surface Area: 9.2?2

Experimental Properties

  • PSA: 9.23000
  • LogP: 5.25190

naphtho[2,1,8,7-klmn]xanthene Customs Data

  • HS CODE:2932999099
  • Customs Data:

    China Customs Code:

    2932999099

    Overview:

    2932999099. Other heterocyclic compounds containing only oxygen heteroatoms. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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