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Table 4 Number of articles in Chemosphere about the POP-substance chlordane analyzed by different CAS numbers in SciFinder and Scopus

From: Identification of environmentally relevant chemicals in bibliographic databases: a comparative analysis

CAS number or name

SciFinder

Scopus

57-74-9

1

51

5103-71-9 Cis-chlordane

74

0

17436-70-3 Trans-chlordane

69

0

12789-03-6 Unspecified ‘technical’ chlordane1)

39

56

Chlordane/rt

121

51

All

123

56

  1. Deleted CAS numbers are included for trans-chlordane.
  2. 1. Equivalent to chlordane/cn (cn=chemical name).