Resmethrin

Base Information

• Chemical Name: Resmethrin
• CAS No.: 10453-86-8
• Deprecated CAS: 24004-07-7
• Molecular Formula: C22H26 O3
• Molecular Weight: 338.447
• Hs Code.: 29321900
• European Community (EC) Number: 233-940-7
• ICSC Number: 0324
• UN Number: 3082,3349,2902
• DSSTox Substance ID: DTXSID7022253
• Nikkaji Number: J3.119D
• Wikipedia: Resmethrin
• Wikidata: Q414562
• Metabolomics Workbench ID: 143579
• ChEMBL ID: CHEMBL1879822
• Mol file: 10453-86-8.mol

Synonyms:(5-benzyl-3-furyl)methyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropemecarboxylate;resmethrin;Scourge

Chemical Property of Resmethrin

Chemical Property:

• Vapor Pressure: 3.32E-07mmHg at 25°C
• Melting Point: 56.5℃
• Refractive Index: 1.5287 (20℃)
• Boiling Point: 418.3oC at 760 mmHg
• Flash Point: 206.8oC
• PSA: 39.44000
• Density: 1.111g/cm3
• LogP: 5.15200
• Storage Temp.: 0-6°C
• Water Solubility.: 0.038 mg l-1 (25 °C)
• XLogP3: 6.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 7
• Exact Mass: 338.18819469
• Heavy Atom Count: 25
• Complexity: 497
• Transport DOT Label: Class 9

Purity/Quality:

98%,99%, ^*data from raw suppliers

seco- ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn,N
• Hazard Codes: Xn,N
• Statements: 22-50/53
• Safety Statements: 60/61-61-60

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Pesticides -> Pyrethrins/Pyrethroids
• Canonical SMILES: CC(=CC1C(C1(C)C)C(=O)OCC2=COC(=C2)CC3=CC=CC=C3)C
• Inhalation Risk: No indication can be given about the rate at which a harmful concentration of this substance in the air is reached on evaporation at 20 °C.
• Effects of Short Term Exposure: The substance is irritating to the eyes and skin.
• Uses: Resmethrin is used to control a wide range of insects in horticultural, household, public health and animal health situations. It has some agricultural use but this is limited. The more active 1Rtrans form has a similar range of uses and is also used in stored grain products.

Technology Process of Resmethrin

There total 4 articles about Resmethrin which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 92.0%

(5-benzylfuran-3-yl)methanol (20416-09-5) → resmethrin (10453-86-8,10453-55-1,35764-59-1,33911-28-3)

Guidance literature:

Reference yield:

2-benzyl-4-methyl-oxazole (39856-63-8) → resmethrin (10453-86-8,10453-55-1,35764-59-1,33911-28-3)

Guidance literature:

Multi-step reaction with 2 steps

1: 58 percent Turnov_. / hydroquinone / 2 h / 220 °C

2: 82 percent Turnov_. / 5percent-natriumethanolate / toluene / 4 h / Heating

With sodium ethanolate; hydroquinone; In toluene;

Reference yield:

Propargyl acetate (627-09-8) → resmethrin (10453-86-8,10453-55-1,35764-59-1,33911-28-3)

Guidance literature:

Multi-step reaction with 2 steps

1: 58 percent Turnov_. / hydroquinone / 2 h / 220 °C

2: 82 percent Turnov_. / 5percent-natriumethanolate / toluene / 4 h / Heating

With sodium ethanolate; hydroquinone; In toluene;

upstream raw materials:

ethyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate

2-Benzyl-4-furanylmethylacetat

2-benzyl-4-methyl-oxazole

Propargyl acetate

Refernces

• 1、 Koenig, Horst,Graf, Fritz,Weberndoerfer, Volkmar. "A New and Versatile Synthesis of Furans". . p. 668 - 682. Retrieved 2007/10/02.