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• Status: ISO 1750 (approved)
• IUPAC: (S)-α-cyano-3-phenoxybenzyl (1R,3R)-3-(2,2-dibromovinyl)-2,2-dimethylcyclopropanecarboxylate or
• (S)-α-cyano-3-phenoxybenzyl (1R)-cis-3-(2,2-dibromovinyl)-2,2-dimethylcyclopropanecarboxylate
• CAS: (S)-cyano(3-phenoxyphenyl)methyl (1R,3R)-3-(2,2-dibromoethenyl)-2,2-dimethylcyclopropanecarboxylate
• Reg. No.: 52918-63-5
• Formula: C22H19Br2NO3
• Activity: insecticides (pyrethroid ester insecticides)
• Notes: The name “decamethrin” was originally proposed for this compound and was used in the literature, but was rejected because of a conflict with a trademark.
• Structure:

• InChI: InChI=1/C22H19Br2NO3/c1-22(2)17(12-19(23)24)20(22)21(26)28-18(13-25)14-7-6-10-16(11-14)27-15-8-4-3-5-9-15/h3-12,17-18,20H,1-2H3/t17-,18+,20-/m0/s1
• (S)-α-cyano-3-phenoxybenzyl (1R,3R)-3-(2,2-dibromovinyl)-2,2-dimethylcyclopropanecarboxylate

Ben 15:43, 8 August 2006 (UTC). reply

I've collected the following information from MSDSs online:

• RTECS number = GZ1233000
• UN number = 2588
• NFPA 704:

NFPA 704 safety square
1

Here's the MSDS I got this info from - there are a few others out there. Try Google!

Ben 15:51, 8 August 2006 (UTC). reply

Please could this be added -- 86.8.31.229 ( talk) 20:29, 3 July 2014 (UTC) reply

When using Deltamethrin in a hotel, is it safe to be in the room while its applied? If not, how long time before enter the room? That basic information is not there. — Preceding unsigned comment added by 180.183.212.205 ( talk) 11:57, 15 March 2018 (UTC) reply