Superiority:
3,3'-CARBONYLBIS(7-METHOXYCOUMARIN);3,3'-Carbonylbis(7-methoxycoumarine);3,3''-CARBONYLBIS(7-METHOXY-2H-1-BENZOPYRAN-2-ONE);3,3 '-Carbonylbis (7-methoxycoumarin), 99%
CAS No.: 64267-17-0
Molecular formula: C21H14O7
Molecular weight: 378.33
3,3'-carbonylbis(7-methoxycoumarin)
Melting point 271 °C
Boiling point 426.45 ° C (rough estimate)
Density 1.3098 (rough estimate)
Refractive index 1.5300 (estimate)
3,3'-carbonylbis(7-methoxycoumarin) Use and synthesis method
Security Information
Safety instructions 24/25
Customs code 29322985
Details:
Our services
1.Supply sample
2.The packing also can be according the customers` requirment
3.Any inquiries will be replied within 24 hours
4.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.
5.Prompt delivery. We have good cooperation with many professional forwarders, We can send the products to you once you confirm the order.
6. Better payment terms. For the fist cooperation we can accept T/T and L/C at sight . For our regular customer ,we can also supply more payment terms.
Packing: 10KG/drum or 25KG/drum
Delivery: by sea, air or express
Shelf life: one year after the date of packaging, provided that it is kept in original unopened