3-Methyl 2H-Furo[2,3-c]pyran-2-one

• CAT Number: H000086
• CAS Number: 857054-02-5
• Molecular Formula: C8H6O3
• Molecular Weight: 150.133
• Purity: ≥95%
• Synonyms: Karrikinolide; KAR1
• Storage: -20°C
• IUPAC Name: 3-methylfuro[2,3-c]pyran-2-one
• InChI: InChI=1S/C8H6O3/c1-5-6-2-3-10-4-7(6)11-8(5)9/h2-4H,1H3
• InChIKey: JUTMAMXOAOYKHT-UHFFFAOYSA-N
• SMILES: CC1=C2C=COC=C2OC1=O

3-Methyl 2H-Furo[2,3-c]pyran-2-one(CAS 857054-02-5), also known as KAR1, is a compound in smoke responsible for promoting the seed germination of a wide range of plant species.

Reference

1.Sakuma, Hirohiko, Sachiko Munakata, and Shiro Sugawara. "Volatile products of cellulose pyrolysis." Agricultural and Biological Chemistry 45.2 (1981): 443-451.
2.Stevens, J. C., et al. "Seed germination of agricultural weeds is promoted by the butenolide 3-methyl-2H-furo [2, 3-c] pyran-2-one under laboratory and field conditions." Plant and Soil 298.1-2 (2007): 113-124.
3.Nelson, David C., et al. "Karrikins discovered in smoke trigger Arabidopsis seed germination by a mechanism requiring gibberellic acid synthesis and light." Plant physiology 149.2 (2009): 863-873.