ACD/Name

Table 11 Basic numerical terms (multiplying affixes)

Number Numerical term Number Numerical term
1 mono- 90 nonaconta-
2 di- 100 hecta-
3 tri- 200 dicta-
4 tetra- 300 tricta-
5 penta- 400 tetracta-
6 hexa- 500 pentacta-
7 hepta- 600 hexacta-
8 octa- 700 heptacta-
9 nona- 800 octacta-
10 deca- 900 nonacta-
11 undeca- 1000 kilia-
12 dodeca- 2000 dilia-
20 icosa- 3000 trilia-
30 triaconta- 4000 tetralia-
40 tetraconta- 5000 pentalia-
50 pentaconta- 6000 hexalia-
60 hexaconta- 7000 heptalia-
70 heptaconta- 8000 octalia-
80 octaconta- 9000 nonalia-


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This HTML reproduction is as close as possible to the published version [see IUPAC, Commission on Nomenclature of Organic Chemistry. A Guide to IUPAC Nomenclature of Organic Compounds (Recommendations 1993), 1993, Blackwell Scientific publications, Copyright 1993 IUPAC]. If you need to cite these rules please quote this reference as their source.

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