| Approval: | ESA |
|---|---|
| IUPAC PIN: | rac-(2R,3S)-2-decyl-3-(5-methylhexyl)oxirane |
| IUPAC name: | (7RS,8SR)-7,8-epoxy-2-methyloctadecane |
| CAS name: | (2R,3S)-rel-2-decyl-3-(5-methylhexyl)oxirane |
| CAS Reg. No.: | 29804-22-6 |
| Formula: | C19H38O |
| Activity: | insect attractants (Lepidopteran) |
| Notes: | There is no ISO common name for this substance; the name “disparlure” is approved by the Entomological Society of America. The active (+)-form is the (2S,3R)-isomer [54910-51-9]. This substance is named after the insect from which it was isolated, Lymantria dispar (Linnaeus) (Lymantriidae, Lepidoptera). |
| Structure: |  |
| Pronunciation: | dǐs-par-lūr Guide to British pronunciation |
| InChIKey: | Enantiomeric mixture: JGZANOXBKSQXON-DDYVOGIASA-N 2S,3R- enatiomer: HFOFYNMWYRXIBP-RBUKOAKNSA-N |
| InChI: | Enantiomeric mixture: InChI=1S/2C19H38O/c2*1-4-5-6-7-8-9-10-11-15-18-19(20-18)16-13-12-14-17(2)3/h2*17-19H,4-16H2,1-3H3/t2*18-,19+/m10/s1 2S,3R- enatiomer: InChI=1S/C19H38O/c1-4-5-6-7-8-9-10-11-15-18-19(20-18)16-13-12-14-17(2)3/h17-19H,4-16H2,1-3H3/t18-,19+/m0/s1 |