What is P Menthane used for?
p- Menthane-3,8-diol is a biochemical pesticide derived from eucalyptus plants. This active ingredient is used to make products that are applied to human skin and clothing for the purpose of repelling insects, such as mosquitoes. It can be used in two types of consumer pesticide products: a spray and a lotion.
Is Menthane toxic?
Methane is non-toxic and creates no hazard when inhaled in limited quantities; however, if large quantities of natural gas or methane is allowed to displace air, lack of oxygen may result in suffocation.
What is the most effective natural mosquito repellent?
Read on to see which natural repellents work best.
- Lemon eucalyptus oil. Used since the 1940s, lemon eucalyptus oil is one of the more well-known natural repellents.
- Lavender.
- Cinnamon oil.
- Thyme oil.
- Greek catnip oil.
- Soybean oil.
- Citronella.
- Tea tree oil.
Where does P-menthane-3, 8-diol come from?
p-Menthane-3,8-diol Technical, formerly submitted as Granola 97, is an insect repellent manufacturing use product that consists of p-methane-3,8-diol as the active ingredient. p-Menthane-3,8-diol is made from extracts of eucalyptus plants. The product is a mixture of +/-cis and +/-trans isomers of p-methane-3,8-diol.
Which is the best natural repellent for mosquitoes?
One promising natural product-based repellent is para -menthane-3,8-diol (PMD). PMD is from the waste distillate of lemon eucalyptus oil extract ( Brady and Curtis 1993 ). Field tests in Tanzania showed the repellency of PMD was comparable to deet against Anopheles mosquitoes ( Trigg 1996 ).
How to make para menthane 3, 8 diol from citriodora?
Synthesis of para-Menthane-3,8-diol isomers In a 50-ml round-bottomed flask 5.25–22 g of a 1–15 wt% citric acid aqueous solution and 3.7 g (24.0 mmol) of E. citriodora oil were charged and heated between 40 to 60 °C under agitation (450 tr/min). The biphasic medium was maintained at constant temperature between 6 to 15 h.
What kind of oil is used for insect repellent?
C. citriodora oil, when refined to increase its PMD content for use in insect repellents, is known in the United States as oil of lemon eucalyptus (OLE). Some commercial PMD products are not made from C. citriodora oil, but rather from synthetic citronellal .