Precocene II, CAS 644-06-4

Formulation: A solid

Formal Name: 6,7-dimethoxy-2,2-dimethyl-2H-1-benzopyran

Purity: ≥98%

Formula Markup: C13H16O3

Formula Weight: 220,3

Shelf life (days): 1460

CAS Number: 644-06-4

Notes: Precocene II is a chromene that has been found in A. houstonianum and has anti-juvenile hormone activity.{47615,47616,47617} It inhibits juvenile hormone biosynthesis in isolated spontaneously active cockroach (P. americana) corpora allata when used at concentrations of 1 mM or higher.{47615} Precocene II (8 μg/cm2 coating in Petri dish) inhibits development of the corpus allatum in newly eclosed female milkweed bugs and causes allatal regression when applied 120 hours post-eclosion in normally developing females.{47616} It induces precocious metamorphosis in milkweed bug second-stage nymphs when applied as a coating to Petri dishes at concentrations of 0.4 and 0.7 μg/cm2.{47617} Precocene II inhibits ovarian development in various insects, including milkweed bugs, cotton stainers, apple maggots, and Mexican bean beetles. Precocene II also inhibits production of the trichothecene mycotoxin 3-acetyldeoxy nivalenol (3-ADON; Item No. 11429) in F. graminearum (IC50 = 1.2 μM) without inhibiting fungal growth.{47618}

• Artikelnummer: CAY28480-250
• Hersteller: Cayman Chemical
• Hersteller Artikelnummer: 28480-250
• Green Labware: Nein
• Verpackungseinheit: 250 mg
• Mengeneinheit: STK